SMITHSONIAN CONTRIBUTIONS TO ZOOLOGY • NUMBER 543 ...

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96 SMITHSONIAN CONTRIBUTIONS TO ZOOLOGY 15. Rostrum with 1 or 2 teeth on ventral margin 16 Rostrum with 3-9 teeth on ventral margin 17 16. Telson with anterior pair of dorsolateral spines arising anterior to midlength; 2nd pereopod with carpus longer than palm, about 9 times as long as distal width 120. P. digitalis Telson with anterior pair of dorsolateral spines arising slightly posterior to midlength; 2nd pereopod with carpus x li as long as palm, 1 '/2 times as long as distal width 141. P. lutescens 17. Dorsal rostral series consisting of 9-12 teeth; 2nd pereopod with carpus armed distally with 1 obscure tooth *155. P. tenuipes Dorsal rostral series consisting of 6-8 teeth; 2nd pereopod with carpus armed distally with 2 teeth 18 18. Antennal scale with distolateral tooth not overreaching blade . 137. P. kororensis Antennal scale with distolateral tooth reaching distinctly beyond truncate distal margin of blade 147. P. platycheles 19. Third pereopod with dactyl biunguiculate (abnormally so in P. albatrossae) 20 Third pereopod with dactyl simple, not biunguiculate 27 20. Telson with more than 2 pairs of dorsolateral spines anterior to posterior margin 21 Telson with 2 pairs of dorsolateral spines anterior to posterior margin 22 21. Rostrum overreaching antennal scale; telson with 7 pairs of dorsolateral spines anterior to posterior margin; 3rd pereopod with dactyl truncate subdistally, propodus without spinules on flexor margin . . . *104. P. albatrossae, new species Rostrum not overreaching antennal scale; telson with 3-5 pairs of dorsolateral spines anterior to posterior margin; 3rd pereopod with dactyl not truncate subdistally, propodus with few spinules on flexor margin .... 105. P. alcocki 22. Posteriormost tooth of dorsal rostral series not distinctly isolated from rest of series; orbital angle not ovate 23 Posteriormost tooth of dorsal rostral series more widely separated from next anterior tooth than any other pairs of adjacent teeth of series; orbital angle subovate, with or without acute tip 24 23. Rostrum not slender or rod-like; carapace with hepatic spine located posteroventral to antennal spine; 3rd pereopod with accessory tooth on dactyl stouter than distal tooth * 131. P. incertus Rostrum slender, rod-like; carapace with hepatic spine located directly posterior to antennal spine; 3rd pereopod with accessory tooth on dactyl weaker than distal tooth 139. P. latipollex 24. Abdomen without compressed prominence on 3rd somite; antennal scale more than 3 times as long as wide 25 Abdomen with low, compressed median prominence on 3rd somite; antennal scale less than 3 times as long as wide 26 25. Second pereopod with carpus nearly or quite twice as long as palm 132. P. indicus Second pereopod with carpus less than x li as long as palm *157. P. toloensis 26. Hepatic spine larger than antennal spine; antennal scale with lateral margin convex 142. P. magnificus Hepatic spine no larger than antenna] spine; antennal scale with lateral margin straight 159. P. venustus 27. Rostrum directed anteroventrad; carapace with hepatic spine larger than antennal spine; 3rd pereopod with flexor margin of dactyl sinuous .... 124. P.foresti
NUMBER 543 97 Rostrum directed anteriad or anterodorsad; carapace with hepatic spine not noticeably larger than antennal spine; 3rd pereopod with flexor margin of dactyl regularly concave 28 28. Rostrum of typical palaemonid form, ventral margin armed with 3-5 (very rarely 2) teeth 29 Rostrum slender, ventral margin armed with 0-2 teeth 30 29. Only 1 tooth of dorsal rostral series situated on carapace posterior to orbital margin; eyestalk without dorsal tubercle; 1st pereopod overreaching antennal scale . . . 134. P. johnsoni Two teeth of dorsal rostral series situated on carapace posterior to orbital margin; eyestalk with distinct dorsal tubercle; 1st pereopod not overreaching antennal scale 150. P. seychellensis 30. Rostrum overreaching antennal scale, ventral margin unarmed; carapace with hepatic spine located almost directly posterior to antennal spine; 6th abdominal somite about twice as long as 5th; antennal scale moderately wide with straight lateral margin, distolateral tooth not nearly reaching level of distal margin of blade; 2nd pereopod with carpus unarmed distally, nearly 3 times as long as palm *148. P. psamathe Rostrum not overreaching antennal scale, ventral margin bearing 2 teeth; carapace with hepatic spine located posteroventral to antennal spine; 6th abdominal somite only slightly longer than 5th; antennal scale very narrow with lateral margin strongly concave, distolateral tooth distinctly overreaching blade; 2nd pereopod with carpus armed with 3 distal spines, less than '/2 as long as palm 151. P. sibogae 31. Second pereopod with acute distal tooth on flexor margin of merus 32 Second pereopod without acute distal tooth on flexor margin merus 35 32. Third pereopod with dactyl simple, not biunguiculate 33 Third pereopod with dactyl biunguiculate 34 33. Posteriormost tooth of dorsal rostral series arising from carapace posterior to orbital margin, 1 or 2 teeth on ventral margin of rostrum; carapace with hepatic spine located posteroventral to antennal spine; antennal scale with distolateral tooth distinctly overreaching distal margin of blade; 3rd pereopod without spinules on flexor margin of propodus 116. P. consobrinus All dorsal rostral teeth arising from rostrum, proper, anterior to level of posterior orbital margin, 4 or 5 teeth on ventral margin of rostrum; carapace with hepatic spine located directly posterior or even posterodorsal to antennal spine; antennal scale with distolateral tooth reaching about as far as level of distal margin of blade; 3rd pereopod with spinules on flexor margin of propodus 149. P. rectirostris 34. Rostrum horizontal, rostral formula: 0 + 5-6/1; antennal scale with distolateral tooth not nearly reaching level of distal margin of blade; 2nd pereopod with carpus armed with 2 distal spines 127. P. gracUis Rostrum directed anteroventrad, rostral formula: 0 + 7-10/0-1; antennal scale with distolateral tooth reaching nearly or quite to level of distal margin of blade; 2nd pereopod with carpus unarmed distally *138. P. lanipes 35. Epigastric tooth on carapace widely separated from dorsal rostral series .... 36 Posteriormost tooth of dorsal rostral series not widely separated from rest of series 37 36. Rostrum with ventral margin nearly straight, unarmed; carapace with hepatic spine located directly posterior or posterodorsal to antennal spine; 1st pereopod not reaching level of distal end of antennal scale 126. P. galene Rostrum with ventral margin concave, bearing 2 small subapical spines; carapace with hepatic spine located posteroventral to antennal spine; 1st pereopod overreaching antennal scale by length of fingers 158. P. tosaensis
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I The Caridean Shrimps (Crustacea:
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S M I T H S O N I A N C O N T R I B
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Contents Page Introduction 1 Acknow
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NUMBER 543 *69. Coralliocaris grami
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NUMBER 543 vii •152. Periclimenes
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SMITHSONIAN CONTRIBUTIONS TO ZOOLOG
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SMITHSONIAN CONTRIBUTIONS TO ZOOLOG
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attached plants in shallow water. R
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8 SMITHSONIAN CONTRIBUTIONS TO ZOOL
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10 Palaemon dispar Palaemon alphons
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12 figs. 1-4 Sichuan, China Palaemo
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14 "Jamaica in Flussen" = Macrobrac
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16 Palaemon mexicanus De Saussure,
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18 "East Indies?" and/or West Indie
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20 Gunong Pulai Estate, Johore, Mal
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22 SMITHSONIAN CONTRIBUTIONS TO ZOO
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24 level of distal end of antennal
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26 FIGURE 4.—Macrobrachium equide
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28 FIGURE 6.—Macrobrachium idae,
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32 Palaemon (Macrobrachium) singala
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34 length but nearly similar in for
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36 FIGURE 14.—Macrobrachium placi
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38 44. Macrobrachium sintangense (D
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40 Key to Philippine-Indonesian Spe
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42 Leander by Holthuis (1950a)—an
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Page 56 and 57: 46 ANCHISTIA Dana, 1852a: 17 Type s
Page 58 and 59: 48 Corallocaris perlatus—See Peri
Page 60 and 61: 50 Lipkebe holthuisi Chace, 1969:26
Page 62 and 63: 52 Mulaku Atoll, Maldive Islands an
Page 64 and 65: 54 Besar, Kepulauan Kai, Indonesia;
Page 66 and 67: 56 118. Periclimenes cristimanus Br
Page 68 and 69: 58 Periclimenes leptodactylus Bruce
Page 70 and 71: 60 Alpheus scriptus Risso, 1822:247
Page 72 and 73: 62 macrophthalma Pontonia maculata
Page 74 and 75: 64 Bahia de Gardner, Isla Espanola,
Page 76 and 77: 66 SMITHSONIAN CONTRIBUTIONS TO ZOO
Page 82 and 83: 72 58. Anchistus custoides Bruce, 1
Page 84 and 85: SMITHSONIAN CONTRIBUTIONS TO ZOOLOG
Page 86 and 87: 76 Japan. It is here noted that it
Page 88 and 89: 78 71. Coralliocaris venusta Kemp,
Page 90 and 91: 80 74. Dasycaris ceratops Holthuis,
Page 92 and 93: 82 2. Key to Species of Harpiliopsi
Page 94 and 95: 84 Key to Species of Jocaste SMITHS
Page 100 and 101: 90 usually broadly rounded, at most
Page 102 and 103: 92 Key to Philippine-Indonesian Spe
Page 104 and 105: 94 slightly more than two segments,
Page 110 and 111: 100 prominence on 3rd somite, 6th s
Page 112 and 113: 102 105. Periclimenes alcocki Kemp,
Page 114 and 115: 104 Archipelago, Philippines, in 47
Page 116 and 117: 106 distolateral spine on basal seg
Page 118 and 119: 108 without compressed dorsal promi
Page 120 and 121: 110 ing antennal scale, sometimes s
Page 122 and 123: 112 male; abdomen without compresse
Page 124 and 125: 114 nearly or quite as long as palm
Page 126 and 127: 116 DIAGNOSIS.—Integument smooth,
Page 128 and 129: 118 5-7/1-2. posteriormost tooth no
Page 130 and 131: 120 pereopod slightly overreaching
Page 132 and 133: 122 1969a: 149, figs. 4, 5 [type lo
Page 134 and 135: 124 tooth on flexor margin; 3rd per
Page 136 and 137: 126 eye with cornea hemispherical,
Page 138 and 139: 128 DIAGNOSIS.—Rostrum with stron
Page 140 and 141: 130 RANGE.—Oman, Tanzania, Indone
Page 142 and 143: 132 than seven, dorsal rostral teet
Page 144 and 145: 134 Key to Genera of Gnathophyllida
Page 146 and 147: 136 SMITHSONIAN CONTRIBUTIONS TO ZO
Page 148 and 149: Abele, L.G. 1971. A New Species of
Page 150 and 151: 140 Ocean (Decapoda Natantia, Palae
Page 152 and 153: 142 1989b. A Report on Some Coral R
Page 154 and 155: 144 du Congo Beige, Zoologie, serie
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146 Monatsberichte der Koniglich Pr
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148 1829. Crustacis, Arachnides et
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150 Pesta, O. 1911. Beitrag zur Ken
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152 Crustaceana, 56{2):200-210, fig
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