514 Smooth Giant Cockle, see Giant Pacific Egg Cockle, 400 Smooth Musculus, 355, pi. aSf Smooth Nut Clam, 335, fig. 70 Smooth Pacific Venus, 408, pi. 31k Smooth Panama Chiton, 325 Smooth Scotch Bonnet, 193, pi. pf Smooth Tellin, 422, pi. 40k Smooth Velutina, 175, pi. 22n Smooth Washington Clam, 417 Smooth Western Nassa, 237, fig. 53f Snails, Life of, 16 Snowflake Marginella, 257, fig. 56m Snub-nose Corbula, 457 Soft-shell Clam, 455, pi. 32X Solander's Trivia, 179, pi. 20U Solarelles, species of, iio-iii Solid Surf Cla?n, see Atlantic Surf Clam, 446 Sombrero Lucina, 385, fig. 78b Sooty Sea-hare, 285 Southern Dwarf Astarte, 376 Southern Miniature Natica, 191, pi. 22) Southern Quahog, 406, pi. 32g Southern Spindle-bubble, 280 Sowerby's Fleshy Limpet, 98, pi. i7h Sowerby's Paper-bubble, 279 Sowerby's Tusk, 331 Sozon's Cone, 261, pi. 14c Spathate Scallop, 367 Species, definition of, 71 Speckled Tegula, 119, pi. i8v Speckled Tellin, 422, pi. 40-I Spengler Clam, Atlantic, 460 Sphenia, Fragile, 455 Spindle-bubbles, species of, 280 Spindles, species of, 243 Spined Spindle-bubble, 281, pi. 26-I Spiny Cockle, see Giant Pacific Cockle, 398 Spiny Cup-and-saucer, 170, fig. ji Spiny Lima, 370, pi. 35g Spiny Margarites, species of, 1 09-1 10 Spiny Paper Cockle, 398, pi. 39n Spiny Periwinkle, see Beaded Periwinkle, 134 Spiny Slipper-shell, 171, pi. 2iq Spiral sculpture, definition of, 76 Spiral Shell, see Common Spirula, 478 Spirula, Common, 478, fig. 98 Spitzbergen Colus, 229, fig. 5ih Splendid Top-shell, 116, pi. 33c Sponge Oyster, 374, pi. 28b Spoon Clams, species of, 472 Spotted Cla?n, see Calico Clam, 416 Spotted Limpet, 106 Spotted Northern Moon-shell, 22m 189, pi. Spotted Periwinkle, pi. Spotted Sea-hare, 285 19J, not in text Spotted Slipper-shell, 171 Spotted Thorn Drupe, 211, pi. 24-0 Squamose Chiton, 325 Squid, habits, 47 species of, 479 Index St. Martha's Razor Clam, 445, pi. 3oh St. Thomas Frog-shell, 197 Star Arene, 122 Star-shells, species of, 123 Stiff Pen Shell, 360, pi. 27X Stearns' Cone, 262, pi. 2 2y Stearns' Mussel, 353 Stearns' Volute, 251 Stimpson's Colus, 227, pi. 23X Stimpson's Cone, 263, pi. 14) Stimpson's Surf Clam, 446, pi. 26k 31W; fig. Stimpson's Transennella, 412, fig. 83a, b Stimpson's Tusk, 329 Stocky Cerith, 154, pi. 19-I Stout Cardita, 379, pi. 29-I Stout Tagelus, 440, pi. 3od Striate Bubble, 277, pi. 13P Striate Cup-and-saucer, 170, pi. 2ir Striate Martesia, 464, pi. 32W Strigilla Clams, species of, 428 Striped False Limpet, 310, fig. 65 Stromboid notch, definition of, 76 Stuart's Trophon, 207, pi. Subgeneric names, 86 24J Suffuse Trivia, 177, pi. 2iaa Sulcate Barrel-bubble, 280 Sulcate Limopsis, 347, pL 27f Sun-dials, species of, 142 Sim-ray Shell, see Sunray Venus, 416 Sunray Venus, 416, pi. 39b Sunrise Tellin, 421, pi. 4oe Sunset Clam, see Californian Sunset Clam, 441 Superb Gaza, 118, pi. 3b Surf Clams, species of, 446-449 Swift's Corbula, 458, fig. 93b Swimmer's itch, 4 Swollen Egg Shell, see Flamingo Tongue, 183 Tabled Neptune, 231, fig. 5 if Taenioglossate, 78 Tagelus, species of, 440 Tall-spired Turret, 271, fig. 57b Tampa Drill, 213 Tampa Tellin, 424, fig. 86b Tainpa Urosalpifix, see Tampa Drill, Tan Marginella, 254, fig. 56c Tantilla Transennella, 413 Taphria Nut Clam, 338, fig. 72a, b Tawny Murex, see Giant Eastern AIu- rex, 203 Teardrop Alarginella, 259, fig. 56-0 Tectibranchs, species of, 275 Teeth, in mouth, 79, figs. 6, 75 of shell material, 76, 84 Tegulas, species 18 of, 11 8-12 1, pis. 3, 17, Tcinostomas, species of, Tellin-like Cumingia, 436 139 Tellins, species of, 421-430 Ten-ridged Whelk, see Brown-corded Neptune. 229 Tenta Macoma, 431 Teredos, species of, 465 Tereinus Scallop, 363 Tessellate Nerite, 128, pi. 4f Test's Limpet, 102, pi. i8g Texas Tusk, 329, fig. 69c Texas V^enus, 416, pi. 32k-, fig. 28c Textbooks on moUusks, 490 Thea Drillia, 270, fig. 57f Thick Buttercup, see Thick Lucina, 388 Thick-lipped Drill, 219, fig. 47b Thick Lucina, 388, pi. 38g Thick-ribbed Buccinum, 227, fig. 51b Thick-shelled Heart, see Pointed Venus, 409 Thin Nut Clam, 336, fig. 71a Thin Nut Shell, see Smooth Nut Clam, .335 Thin-shelled Littleneck, 410 Thorn Drupes (Acanthina), 211 Thorny Oysters, species of, 369, pi. 36 Thorny Scallop, see Sentis Scallop, 363" Thorny Slipper Shell, see Spiny Slip- per-shell, 171 Thorson, Gunnar, 30 Thracias, species of, 471 Threaded Abalone, 93, pi. 2d Threaded Vitrinella, 138, pi. i7r Three-colored Top-shell, 113, fig. 33e Three-toothed Cardita, 380 Tides, 57 Tiger Cowrie, 7 Tiger Lucina, 390, pi. 38d Tile-roof Dog-whelk, see Western Mud Nassa, 238 Tindaria, Brown, 341 Tinted Cantharus, 232, pi. 25y Tollin's Wentletrap, 164 Top-shells, species of, 112-117, fig. 33; pis. 3, 17 Tower-shell, see Turrets, 267 Toxoglossate, 79 Trade routes, 8, fig. 2 Trader Pyrene, see Common Doveshell, 220 Transennellas, species of, 412 Transparent Razor Clam, 442 Transverse Ark, 345, pi. 27s Trapping mollusks, 59 Trellised Chiton, 323 Triangular Limpet, 104 Triangular Marginella, 258 Triangular Trophon, 208, fig. 46b Tridacna Clam, 37 Triforas, species of, 159 Tritons, species of, 194-197, pis. 9, 24, 25 Trivias, species of, 177-179, pis. 20, 21 Trophons, species of, 206-209, ^g- 4*^ True Spiny Jewel Box, 394, pi. 37h True Tulip, 242, pi. 13b Trumpet Triton, 197, pi. 5f Truncate Soft-shell Clam, 455, pi. 32V Trimcated Angel Wing, see Fallen Angel Wing, 461 Tryon, George W., 68
Do^^ Fryon's Scallop, 366, pi. 33a Fucked Margarite, 109, fig. 31a Tulip Bmid Shell, see True Tulip, 242 Fulip Mussel, 351, pi. 35-I Fulips, species of, 242 Funs, species of, 199 Furbans, species of, 123-126, pis. 3, 18 Turbine-shell, see Turbans, 123 Turbonilles, species of, figs. 62, 63 Turkey Wing, 342, pi. zjn Turner, Ruth D., 68, 460 Turnip Spindle, 243, pi. iig iTurnip Whelk, 237, pi. la Turrets (Turris), species of, 267-273 Turret-shells (Turritella), 140-142 Tusk-shells, habits, 53 morphology, 54, fig. 19 species of, 327, fig. 69 Two-kneeled Hairy-shell, 168, pi. Two-spotted Keyhole Limpet, 99 i8e Two-spotted Octopus, 488 Fwo-tinted Amphissa, 225 Tyrian Purple Dye, 12 Subject Matter and Common Names 515 24a pi- Umbilicus, definition of, 76 Umbo, definition of, 81 Umbrella Octopus, Common, 485 Uncinal teeth (radula), 79 Unequal Spoon Clam, 473, pi. 28X United States National Museum, 9, 68 Unstable Limpet, 105, pi. i8zz Uses of moUusks, 3 Value of shells, 6 Valve (bivalve shell), 81 Van der Schalie, H., 68 Vanhyning's Cockle, 401, pi. 32b Vanikoro shell, 167 Variable Arene, 123, pi. 17s Variable Bittium, 155, pi. i9r Variable Cerithiiim, see Dwarf Cerith, 154 Variable Dwarf Olive, 246, pi. 22V Variable Nassa, 239, pi. 2 3r Variable Top-shell, 116, fig. 33b Variable Wedge Shell, see Coquina Shell, 437 Variation in shells, 71 Variegated Dove-shell, 223 Variegated Lacuna, 131 '^ariegated Screw Shell, see Variegated Turret-shell, 141 /ariegated Turret-shell, 141, pi. 2ii /arix, definition of, 75 Vase Shell, 245 Vatikiotis, Sozon, 262 Veiled Pacific Chiton, 316, fig. 66a Velie's Marginella, 258 Velutina, Smooth, 175, pi. 2 2n Venus Clams, species or, 404-416 Venus-heart, see Astarte, 375 Verticord, Ornate, 474, fig. 97c, d Villepin's Cone, 263, pi. i4f Violet Snails, see Purple Sea-snails, 160 Virgin Marginella, 257, fig. 56h Virgin Nerite, 129, pi. 41 Virginia Oyster, see Eastern Oyster, 375 Virgulate Chiton, 325 Vitrinellas, species of, 138 Viviparity, 28, 42 Volcano Limpet, 100, pi. i8c Volute Turret, 273 Volutes, species of, 250 Walking Sea-hare, 286 Wart-necked Piddock, 436 Warty Cone, 263, pi. 22Z Washington Clam, Common, 417, pi. 31-1 Washington Wood-eater, 463 Water glass, 59, fig. 20 Watson's Canoe-bubble, 281, pi. 26m Watson's Gaza, 118, fig. 32a Waved Astarte, 376, pi. 2 8r Wavy-lined Scallop, 367 Wavy Pacific Thracia, 472, pi. 31s Wavy Turban, 124, pi. i8p Weathervane Scallop, see Giant Pacific Scallop, 361 Wedge Clam, Arctic, 451, pi. Wedge-shaped Martesia, 465 32r Wedge-shell, see Donax, 437 Well-ribbed Dove-shell, 221, pi. 2 5ff Wentletrap, Precious, 6 Wentletraps, species of, 161-165, pi. 20, 22 West Coast Bittersweet, 349, pi. 316 West Coast Rupellaria, 420, pi. 3 it Western Atlantic Tusk, 329 Western Atlantic \Ventletrap, 163 Western Bab}''s Ear, 190 Western Banded Tegula, 120, pi. i8h Western Barrel-bubble, 281 Western Caecum, 149, fig. 37J Western Chubby Simnia, 183, pi. 7g Western Fat Nassa, 239, fig. 53e Western Lean Nassa, 240, fig. 53d Western Mud Nassa, 238, pi. 2on Western Pandora, 470 Western Ringed Lucina, 389, fig. 2 8f Western Three-winged Murex, 205, fig. 45c Western Tree Oyster, 358 Western White Slipper-shell, 172 West Indian Awning Clam, 333 West Indian Chank, 244 West Indian Crown Conch, 235, pi. 23h West Indian Cup-and-saucer, 169, pi. 21S West Indian Fighting Conch, 173, pi. 5g West Indian Dwarf Olive, 246, pi. iih, ] West Indian Murex, 203, pi. loa West Indian Pointed Venus, 409 West Indian Tegula, 118 West Indian Top-shell, 117, fig. 34 West Indian Vanikoro, 167 West Indian Worm-shell, 144, fig. 22i, pi. 21C Whelks (Busycon), species of, 235-237 White Amiantis, see Pacific White Venus, 416 White Atlantic Doris, 302 White Atlantic Semele, 434, pi. 4og White-banded Drillia, 270 White-barred Chiton, 317, fig. 67b White Bearded Ark, 342, pi. 27r White Cancellate Bittium, 156 White-cap Limpet, loi, pi. i8r White Crested Tellin, 430, pi. 30-0 White Dwarf Turban, 125 White Giant Turret, 268, pi. 13-I White Globe Trivia, 179 White Hoof-shell, 166, pi. 2 it White-knobbed Drillia, 271, fig. ^-jd. White Miniature Ark, 343, pi. 27U White Northern Chiton, 322 White Pygmy Venus, 408 White Sandcla?n, see White Sand Macoma, 432 White Sand Macoma, 432, fig. 88c White Smooth-edged Jewel Box, 392 White-spotted Dove-shel', 222, pi. 25hh White-spotted Engina, 232, pi. 25W White-spotted Latirus, 241, pi. iie White-spotted Marginella, 256, pi. iim White Strigilla, 429 Wide-mouthed Purpura, 14, 213, pi. 25-I Willcox's Sea-hare, 285 Wi?je-colored Auger, see Concave Auger, 266 Winged Stromb, see Fighting Conch, Winged Tree Oyster, see Flat Tree Oyster, 358 Wobbly Keyhole Limpet, loi, pi. i7g Wood-louse, Atlantic, 192, pi. 25s Woody Mopalia, 315 Worm-shells, species of, 143-145, pis. 20, 21 Woven Lucina, 388 W'rinkled Lepton, 395, fig. 80a Wrinkled-ribbed Wentletrap, 164 Writhing Shell, see Atlantic Distorsio, 196 Wroblewski's Wentletrap, 162, pi. 20J Yellow Apolymetis, see Pacific Grooved Macoma, 434 Yellow Cockle, 397, pi. 39P Yellow False Doris, 306, pi. 15J Yellow Helmet, see Emperor Helmet, 193 Yellow Mussel, 352, pi. 351 Yellow-spotted Cowry, see Atlantic Yellow Cowrie, 180 Yoldia-shaped Macoma, 433 Zebra Cowrie, see Measled Cowrie, i8o Zebra Nerite, 129, pi. 46 Zebra Periwinkle, 132, pi. i9e Zebra Shell, see Zebra Nerite, 129 Zigzag Scallop, 362, pi. 33d Zoological Record (publication), 490
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I inch (English) I pouce (French) I
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THE NEW ILLUSTRATED NATURALIST EDIT
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NEW YORK D. Van Nostrand Company, I
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Preface This book wrote itself in r
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Contents CHAPTER PAGE Preface vii L
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1 xii List of Plates PLATE 2 3 BETW
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XIV A.AV Foreivord of all of us who
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CHAPTER I Man and Mollusks Seashell
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Man and Mollusks 5 Indo-Pacific are
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Man and Molhisks 7 (Cypraecassis ru
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Man and Mollusks 9 It was not until
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Man and Molhisks 11 shell ornaments
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Man and Mollusks 13 ancients. They
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Ma7J and Mollusks 15 Sea Snails, ]a
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Life of the Snails 17 pods. A few s
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Life of the Snails 19 ma {Smtnia) l
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Life of the Snails 21 review of the
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Life of the Snails 23 from which th
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Life of the Snails 25 sexuality. Du
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IMASSARIUS Life of the Snails 27 Fi
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Life of the Snails 29 eggs may deve
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CHAPTER III Life of the Clams Of th
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Life of the Clams 3 3 book and, by
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Life of the Cla?ns HOW THEY FEED No
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Life of the Cla?ns 37 Lying close t
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Life of the Cla?ns 39 A certain amo
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Life of the Clams 41 the eggs are f
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Life of the Clams 43 HOW THEY SENSE
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Life of the Clams 45 the scallops.
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Lives of the Other Mollusks 47 crip
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Lives of the Other Mollusks 49 freq
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Lives of the Other Molliisks 51 now
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Lives of the Other Mollusks 53 spec
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Lives of the Other Mollusks 55 micr
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Collecting American Seashells SI It
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Collecting A7nerican Seashells 59 s
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CollecMg American Seashells 61 grav
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Collecting American Seashells 63 va
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Collecting American Seashells 65 eq
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Collectifig American Seashells 61 o
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Collecting American Seash ells 69 A
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Honjo to Know American Seashells 71
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How to Know American Seashells 73 F
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Honv to Know Ajjierican Seash ells
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Hoiv to Know American Seashells 77
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How to Knouo American Seashells 79
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Honjo to K?iow American Seashells 8
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HouD to Know Aiiiericmi Seashells 8
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Houo to Know Afjierican Seashells 8
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How to K?iow American Seashells 87
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PART II Guide to the American Seash
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92 America?! Seash ells Gulf of Mex
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94 American Seashells Haliotis kamt
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96 American Seashells Puncturella c
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98 Ainerican Seash ells Diodora mur
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100 American Seashells Subfamily FI
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102 American Seashells Subgenus Col
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104 American Seashells I % inch in
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106 American Seashells Acmaea antil
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108 American Seash ells Margarites
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1 10 American Seashells Subgenus Ca
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112 American Seash ells Subfamily C
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114 American Seashells Figure 33. V
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Plate 2 PACIFIC COAST ABALONES a. R
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Plate 4 NERITES, PURPLE SEA-SNAILS,
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Plate 6 COWRIES a. Atlantic Yellow
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Plate 8 Living Flamingo Tongues on
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Plate 9 BONNETS, TUNS AND FROG-SHEL
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Plate 1 SPINDLES, DWARF OLIVES AND
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Plate 13 ATLANTIC TULIPS, SPINDLES
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Plate 15 NEW ENGLAND NUDIBRANCHS a.
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Plate 16 PACIFIC COAST NIIDIBRANCHS
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TROCHIDAE 115 % to I Inch in length
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TROCHIDAE 117 Indies, Although fair
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TROCHIDAE 119 T. hotessierana Orbig
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TURBINIDAE 121 should be considered
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TURBINIDAE 12 3 Arene variabilis Da
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TURBINIDAE Ventura, California, to
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PHASIANELLIDAE 1 2 7 Lower Florida
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NERITIDAE 129 Nerita fulgurans Gmel
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LITTORINIDAE 131 Shell smooth excep
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LITTORINIDAE 13 3 Littorina angulif
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RISSOIDAE US 34 to 1 inch in length
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RISSOIDAE 137 C. Interspaces with s
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VITRINELLIDAE 139 Vs inch in diamet
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TURRITELLIDAE 141 but usually has s
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VERMETIDAE 143 heavily beaded, spir
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CAECIDAE 145 not the common West Fl
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CAECIDAE 147 3.0 mm. in length by i
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CAECIDAE 149 shell, cutting across
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POTAMIDIDAE 151 the outside of the
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CERITHIIDAE 15 3 2 yellowish white,
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CERITHIIDAE 155 % to /4 inch in len
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CERITHIIDAE 157 %6 to % inch in len
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TRIPHORIDAE 159 cords or threads. A
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EPITONIIDAE 161 be opisthobranchs a
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EPITONIIDAE 163 Vo X.0 % inch in le
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HIPPONICIDAE 165 % to % inch in len
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TRICHOTROPIDAE 167 is white in colo
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CALYPTRAEIDAE 169 I % inches in dia
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CALYPTRAEIDAE 171 Variable in shape
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STROMBIDAE 17 3 "It is generally ad
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LAMELLARIIDAE 175 Strombus ranimis
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ERATOIDAE 177 ^ inch in length, res
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ERATOIDAE 179 Trivia 7tix Schilder
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CYPRAEIDAE 181 Cypraea mus Linne (p
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OVULIDAE 183 Neosimnia avena Sowerb
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NATICIDAE 185 ^ inch in diameter, p
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NATICIDAE 187 Subgenus Glossaulax P
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NATICIDAE 189 Genus Lunatia Gray 18
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NATICIDAE 191 Subjainily NATICINAE
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CASSIDIDAE 193 1% to 3 inches in le
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CYMATIIDAE 195 enamel-white. Enamel
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BURSIDAE 197 % to 2^2 inches in len
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TONNIDAE 199 Subgenus Crossata Jous
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MURICIDAE 201 3 inches in length, w
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MURIGIDAE 203 Outer lip crenulate a
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MURICIDAE 205 completely. A deep wa
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MURIGIDAE 207 described, and we hav
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MURICIDAE 209 1% to 2 inches in len
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a. KEYHOLE LIMPET, Megathura crenu-
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a. ERODED PERIWINKLE, Littorina pla
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a. LAMELLOSE WENTLETRAP, Epitonium
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TWO-KEELED HAIRY-SHELL, Tiicliotrop
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a. SULCATE MITER, Mitra sulcata Gme
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a. COMMON EASTERN OYSTER, Crasso- s
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BROAD-RIBBED CARDITA, Cardita flori
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a. GIANT ATLANTIC COCKLE, Dbwcardiu
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MURICIDAE 211 Muricopsis ostrearum
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MURICIDAE 213 Urosalpinx tampaensis
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MURICIDAE 215 with rounded, spiral
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MURICIDAE 217 often fimbriated axia
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MAGILIDAE 219 Aperture white. Exter
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COLUMBELLIDAE 221 Genus Anachis H.
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COLUMBELLIDAE 22 3 gausapata Gould
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BUCCINIDAE 225 a much higher spire,
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BUCCINIDAE 111 3 to 4 inches in len
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BUCCINIDAE 229 Colus pubescens Verr
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BUCCINIDAE 231 Subgenus Sulcosipho
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BUCCINIDAE 23 3 Former distinct var
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MELONGENIDAE 235 Melongena corona p
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NASSARIIDAE 237 part of the Gulf of
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NASSARIIDAE 2 39 Subgenus Hinia Gra
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FASCIOLARIIDAE 241 iVi inches in le
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FASCIOLARIIDAE 243 Subfa?nily FUSIN
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OLIVIDAE 245 7 to 14 inches in leng
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OLIVIDAE 247 % inch in length, apex
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MITRIDAE 249 in color. lo whorls. C
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VOLUTIDAE 251 Subgenus Aurinia H. a
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CANCELLARIIDAE 2 5 3 Genus Narona H
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Figure 56. Marginellas. a, Marginel
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MARGINELLIDAE 257 Prunu77t apicimw7
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MARGINELLIDAE 2 59 % inch in length
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CONIDAE 261 brown dots sometimes pr
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CONIDAE 263 % to % inch in length;
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TEREBRIDAE 265 Conus californiciis
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TURRIDAE 267 Terebra salleana Desha
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Figure 57. American Turret and Mang
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TURRIDAE 271 brown with a white ban
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TURRIDAE 27 3 Siibjainily BORSONIIN
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ACTEONIDAE 275 5 mm. in length; bod
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BULLIDAE 277 Fa7mly DIAPHANIDAE Gen
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ATYDAE 279 Genus Haminoea Turton an
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ACTEOCINIDAE 281 3 to 4 mm. in leng
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GASTROPTERIDAE 2 8 3 mantle reflexe
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APLYSIDAE 285 G. pacificu77i Bergh
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PLEUROBRANCHIDAE 287 ish. Gill plum
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PYRAMIDELLIDAE 289 to the host by m
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PYRAMIDELLIDAE 291 Figure 63. Pacif
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PERACLIDAE 293 Spiratella lesueuri
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CAVOLINIDAE 295 8 mm. in length, co
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PTEROPODA 297 FiGURK 64. F.xplanati
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DORIDAE 299 stricted. There is only
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DORIDAE 301 rate, retractile branch
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DENDRODORIDIDAE 303 minute, compres
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ONCHIDORIDAE 305 2 to 3 inches in l
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DENDRONOTIDAE 307 Ancula pacifica M
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FLABELLINIDAE 309 to 4. Radula of 8
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SIPHONARIIDAE 311 Figure 65. Atlant
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With tiny, granular scales: LEPIDOC
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MOPALIIDAE 315 Family MOPALIIDAE Ge
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CRYPTOPLACIDAE 317 center of each v
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ISCHNOCHITONIDAE 319 fly-shaped val
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ISCHNOCHITONIDAE 3 2 % to /4 inch i
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ISCHNOCHITONIDAE 3 2 3 I to 1V2 inc
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CHITONIDAE 325 Chiton squa?7tosiis
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CHAPTER IX Dentaliums and Other Tus
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Dentalium texasianum Philippi North
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DENTALIIDAE 331 Subgenus Graptacme
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SOLEMYACIDAE 33 3 Order PALAEOCONCH
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NUCULIDAE 3 35 Nucula atacellana Sc
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NUCULANIDAE 337 valves). Concentric
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NUCULANIDAE 3 39 About H to % inch
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ARCIDAE 341 1% to 2 inches in lengt
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ARCIDAE 343 ment moderately develop
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ARCIDAE 345 2/4 to 5 inches in leng
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LIMOPSIDAE 347 angular. Mostly deep
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MYTILIDAE 349 Glycymeris americana
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MYTILIDAE 351 Crenella columbiana D
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MYTILIDAE 35 3 purplish and white.
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MYTILIDAE 355 siphon and behind int
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MYTILIDAE 357 with strong, vertical
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FINNIDAE 359 Family PTERIIDAE Genus
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PECTINIDAE 361 row, elongate chondr
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PECTINIDAE 363 Pecten tereinus Dall
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PECTINIDAE 365 secondary rib in bet
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PECTINIDAE 367 margin of the valve.
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SPONDYLIDAE 369 are attached to roc
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ANOMIIDAE 371 I to 3 inches in heig
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OSTREIDAE 37 3 similar to the Pacif
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ASTARTIDAE 375 Crassostrea virginic
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CRASSA TELLIDAE 3 7 7 adjacent and
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CARDITIDAE 379 each other, located
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ARCTICIDAE 381 shells are smooth an
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DIPLODONTIDAE 383 Superjamily LUCIN
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LUCINIDAE 385 monly with a thin, ye
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LUCINIDAE 387 thick-shelled, white,
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LUCINIDAE 389 The subspecies centri
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CHAMIDAE 391 I to I K Inches In len
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CHAMIDAE 393 of the valves. The paU
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LEPTONIDAE 395 Lasaea cistula Keen
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CARDIIDAE 397 a single specimen, is
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CARDIIDAE 399 I to 2 inches in size
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CARDIIDAE 401 Exterior orange-yello
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Plate 34 SMALL SCALLOPS a. Sentis S
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Plate 35 PEARL OYSTERS AND MUSSELS
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Plate 37 JEWEL BOXES a. Clear Jewel
- Page 496:
Plate 39 VENUS CLAMS AND COCKLES a.
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CARD]IDAE 403 round and slightly ga
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VENERIDAE 405 1% inches in length,
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VENERIDAE 407 Genus Chione Miihlfel
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VENERIDAE 409 % to % inch in length
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VENERIDAE 411 1% to 2 inches in len
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VENERIDAE 413 ^ to % inch in length
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VENERIDAE 415 more distinct concent
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VENERIDAE 417 storms between Seal B
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PETRICOLIDAE 419 Color whitish to t
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TELLINIDAE 421 pointed and slightly
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TELLINIDAE 423 Schrank 1803 nor Lea
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Tellina modesta Carpenter TELLINIDA
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TELLINIDAE 427 Tellina iris Say Iri
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TELLINIDAE 429 the pallial sinus ru
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TELLINIDAE 4^1 centric sculpture of
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TELLINIDAE 43 3 Macoma yoldijormis
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SEMELIDAE 435 Semele pwpiirascens G
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DONACIDAE 437 A bra aequalis Say Co
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SANGUINOLARIIDAE 439 a purple flush
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SANGUINOLARllDAE 441 obscure) runni
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SOLENIDAE 443 5 to 6 inches in leng
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MACTRIDAE 445 coarse, concentric, i
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MACTRIDAE 447 end smaller than the
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MACTRIDAE 449 Genus Miilinia Gray 1
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MESODESMATIDAE 451 Figure 91. Rangi
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HIATELLIDAE 45 3 the dorsal and ven
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MYACIDAE 455 My a arenaria Linne So
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CORBULIDAE 457 % of an inch in leng
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GASTROCHAENIDAE 459 dull white with
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PHOLADIDAE 461 the valves. No scien
- Page 561 and 562: PHOLADIDAE 463 which is supported b
- Page 563 and 564: TEREDINIDAE 465 % to I ^ inches in
- Page 565 and 566: TEREDINIDAE 467 Pallets about Vs in
- Page 567 and 568: PANDORIDAE 469 ally compressed. Out
- Page 569 and 570: THRACIIDAE 471 I inch in length, th
- Page 571 and 572: PERIPLOA4A TIDAE 47 3 in a ventral
- Page 573 and 574: CUSPIDARIIDAE 475 entire surface of
- Page 575 and 576: CUSPIDARIIDAE 477 Cardio7nya pectin
- Page 577 and 578: SEPIOLIDAE 479 The rather fragile,
- Page 579 and 580: LOLIGINIDAE 481 Figure 99. Atlantic
- Page 581 and 582: OMMASTREPHIDAE 48 3 Genus Doryteuth
- Page 583 and 584: OCTOPODIDAE 485 Family ARGONAUTIDAE
- Page 585 and 586: OCTOPODIDAE 487 under large rocks a
- Page 587 and 588: W OCTOPODIDAE 489 Aside from egg-si
- Page 589 and 590: Guide to the Molluscmi Literature 4
- Page 591 and 592: Guide to the Molliiscan Literature
- Page 593 and 594: Guide to the Molluscan Literature 4
- Page 595 and 596: Guide to the Molluscan Literature 4
- Page 597 and 598: Guide to the Molluscan Literature 4
- Page 599 and 600: Guide to the Molhiscan Literature 5
- Page 601 and 602: Guide to the Molhiscan Literature 5
- Page 603 and 604: Index to Subject Matter and Common
- Page 605 and 606: Carinate Dove-shell, 222 Carinate L
- Page 607 and 608: I Flat Moon Shell, see Common Baby'
- Page 609 and 610: I- 1 Lunar Dove-shell, 223, pi. 25g
- Page 611: Rattle Shell, see Blackberry Drupe,
- Page 616 and 617: 518 Agriodesma, 469 Agriopoma, 416
- Page 618 and 619: 520 bitruncata, Panope, 454 Bittium
- Page 620 and 621: 522 cepio, Pododesmus, 572 Cerastod
- Page 622 and 623: 524 Index cucuUata, Puncturella, 96
- Page 624 and 625: 526 Fartulum, 149 fasciata, Tegula,
- Page 626 and 627: 528 rugosa, 453 striata, 453, fig.
- Page 628 and 629: 530 fenestrata, 122, pi. i8u lirata
- Page 630 and 631: 532 petri, 205 pomum, 202, pi. lo-l
- Page 632 and 633: 534 Paleoconcha, 332, 333 pallasi,
- Page 634 and 635: 536 Pteriidae, 359 Pteropoda, 292 P
- Page 636 and 637: 538 weyssei, 130 miithi, Boreotroph
- Page 638 and 639: 540 haemastoma haysae, 213 imbricat
- Page 641: I I