Beetles Identification Guide

More documents

Recommendations

Info

24(23) Eye divided or incised by side margin of head (Fig. 2) ............................ ......................................................... (TENEBRIONIDAE, part) Key H Eye not divided by side margin of head ...............................................25 25(24) Elytra without distinct pubescence ......................................................26 Elytra with distinct pubescence ...........................................................31 26(25) Elytra with contrasting anterior and postmedian spots (see Fig. 217) ... .............................. (NITIDULIDAE: Glischrochilus) Key F, couplet 4 Elytra without spots .............................................................................27 27(26) Length of body 6—10 mm. Pronotum with anterior angle hook-like (see Fig. 240). [Habitus Fig. 240] ........................................................... .......................... (TROGOSITIDAE) Tenebroides mauritanicus (p.191) Length of body less than 4 mm. Pronotum with anterior angle not hook-like ...............................................................................................28 28(27) Antenna without club or with feebly differentiated 5-segmented club. (Fig. 14) ................................................................................................29 Antenna with well differentiated 2- or 3-segmented club (Fig. 19) ...30 29(28) Antenna nearly as long as body (see Figs. 220 and 221). Elytra not striated and without punctures. Pronotum smooth or with dense pubescence. Body globulose (see Figs. 220 and 221) ............................. ............................... (PTINIDAE: Gibbium, Mezium) Key G, couplet 2 Antenna at least five times shorter than body (see Fig. 237). Elytra striated and with punctures. Pronotum punctate and without pubescence. Body elongate (see Fig. 237) .............................................. ................................. (TENEBRIONIDAE: Palorus) Key H, couplet 5 30(28) Body oval to rounded. Antennae less than twice as long as maxillary palps. Tarsi 5-segmented ..................................... HYDROPHILIDAE Body elongate. Antennae more than five times longer than maxillary palps. Tarsi 3-segmented ..................................(LATHRIDIIDAE)Key E 31(25) Antenna without club (Fig. 15) ............................................................32 Antenna with distinct club (Figs. 16—18) ..........................................33 32(31) Antennal insertions widely separated, distance between them more than length of first antennal segment (Fig. 7). Antennal segments 4—10 serrate (Fig. 15). [Length of body 2.0—3.5 mm; habitus Fig. 176] ...... ......................................... (ANOBIIDAE) Lasioderma serricorne (p.58) Antennal insertions narrowly separated, distance between them less than length of first antennal segment (Fig. 5). Antennal segments not serrate ........................................................................(PTINIDAE, part) Key G 14
33(31) Pronotum with 6 large teeth on lateral margin (Figs. 26 and 27) ........... .......................................................... (CUCUJIDAE: Oryzaephilus) 34 Pronotum without 6 large teeth on lateral margin, at most lateral margin denticulate, crenulate, or with l tooth (Figs. 28, 30, and 31) ..............35 34(33) Length of temple equal to or more than half vertical diameter of eye (Fig. 26). [Length of body 1.7—3.2 mm] ............................................... ..............................................................Oryzaephilus surinamensis (p.96) Length of temple less than half vertical diameter of eye (Fig. 27). [Length of body 2.2—3.1 mm; habitus Fig. 192] .. Oryzaephilus mercator (p.92) 35(33) Pronotum with anterior angle thickened, forming callosity; lateral margin with small tooth (Fig. 31) ......................................................................... .......... (CRYPTOPHAGIDAE: Cryptophagus) Key C, couplets 4—16 Pronotum with anterior angle not thickened; lateral margin denticulate, slightly crenulate, somewhat angulate or smooth (Figs. 28 and 30) ...36 36(35) Pronotum with anterior angle lobed (Fig. 30). [Length of body 1.9—2.5 mm; habitus Fig. 189] .......... (CUCUJIDAE) Ahasverus advena (p.89) Pronotum with anterior angle not lobed .............................................37 37(36) Length of body 5.0—10.0 mm ................................................................ ........................... (DERMESTIDAE: Dermestes) Key D, couplets 3—7 Length of body less than 5 mm ............................................................38 38(37) Pronotum with deep, transverse, smooth impression basally; lateral margin denticulate (Fig. 28) ..................................................................... ......................... (CRYPTOPHAGIDAE: Henoticus) Key C, couplet 3 Pronotum without transverse impression basally; lateral margin not denticulate, at most slightly crenulate .................................................39 39(38) Middle and hind tarsi 3-segmented (Fig. 45) ........................................... ...................................................................... (LATHRIDIIDAE) Key E Middle and hind tarsi 4- or 5-segmented (Figs. 46—47) ....................40 40(39) Middle and hind tarsi 4-segmented (Fig. 46) ........................................... ................................................................... (MYCETOPHAGIDAE) 41 Middle and hind tarsi 5-segmented (Fig. 47) .......................................43 41(40) Antenna with 4-segmented club (Fig. 16). Pronotum with deep pit on each side near base. Length of body 3.3—4.0 mm. [Habitus Fig. 214] .........................................................Mycetophagus quadriguttatus (p.140) Antenna with 3-segmented club (Figs. 17 and 18). Pronotum without or with shallow, indistinct pit on each side near base. Length of body 1.8—3.1 mm .........................................................................................42 15
Page 1 and 2: BEETLES associated with stored prod
Page 3 and 4: © Minister of Supply and Services
Page 5 and 6: ACKNOWLEDGMENTS I am indebted to L.
Page 7 and 8: INTRODUCTION This book is intended
Page 9 and 10: Trogoderma inclusum LeConte Trogode
Page 11 and 12: IDENTIFICATION KEYS Key A GENERAL 1
Page 13: Hind femur without or with small to
Page 17 and 18: Key B ANTHICIDAE 1(0) Integument of
Page 19 and 20: Key C CRYPTOPHAGIDAE 1(0) Antennae
Page 21 and 22: 16(15) Pronotum with anterior angle
Page 23 and 24: Elytra covered mostly with white or
Page 25 and 26: Key E LATHRIDIIDAE 1(0) Elytra with
Page 27 and 28: Key F NITIDULIDAE 1(0) Abdomen with
Page 29 and 30: Elytra moderately hairy, strial pun
Page 31 and 32: 9(8) Eye about 3 facets wide latera
Page 33 and 34: Figs. 9—21 Antenna (dorsal view).
Page 35 and 36: Figs. 32—38 Pronotum and elytra o
Page 37 and 38: Figs. 48—56 Elytra of (48) Anthic
Page 39 and 40: Figs. 66—74 Head and pronotum. (6
Page 41 and 42: Figs. 89—98 Anterior half of body
Page 43 and 44: Figs. 109—117 Head and pronotum o
Page 45 and 46: Figs. 124—132 Elytra and exposed
Page 47 and 48: Figs. 146—155 Head (lateral view)
Page 49 and 50: IDENTIFICATION PLATES 49
Page 51 and 52: Fig. 170 Stored-product beetles wit
Page 53 and 54: Fig. 172 Stored-product beetles wit
Page 55 and 56: Fig. 174 Stored-product beetles of
Page 57 and 58: GENERAL INFORMATION This section co
Page 59 and 60: Fig. 176 Lasioderma serricorne (Fab
Page 61 and 62: Fig. 177 Stegobium paniceum (Linnae
Page 63 and 64: Sexual dimorphism: Males have 2 exp
Page 65 and 66:
combination of having the surface o
Page 67 and 68:
Fig. 179 Araecerus fasciculatus (De
Page 69 and 70:
Fig. 180 Dinoderus minutus (Fabrici
Page 71 and 72:
Sexual dimorphism: Males usually ha
Page 73 and 74:
Fig. 182 Acanthoscelides obtectus (
Page 75 and 76:
tibia; females lack such projection
Page 77 and 78:
on the anterolateral margin of the
Page 79 and 80:
Distribution: Cosmopolitan but more
Page 81 and 82:
Fig. 186 Atomoria ephippiata Zimmer
Page 83 and 84:
those of C. distinguendus Sturm, a
Page 85 and 86:
Economic importance: As mentioned f
Page 87 and 88:
Economic importance: As mentioned f
Page 89 and 90:
Woodroffe, G.E.; Coombs, C.W. 1961.
Page 91 and 92:
the Coleoptera dealt with here by t
Page 93 and 94:
Fig. 190 Cryptolestes turcicus (Gro
Page 95 and 96:
Fig. 192 Oryzaephilus mercator (Fau
Page 97 and 98:
David, M.H.; Mills, R.B. 1975. Deve
Page 99 and 100:
Fig. 193 Sitophilus granarius (Linn
Page 101 and 102:
Most species feed almost exclusivel
Page 103 and 104:
Fig. 194 Anthrenus scrophulariae (L
Page 105 and 106:
Fig. 195 Attagenus unicolor (Brahm)
Page 107 and 108:
successful in rearing the species o
Page 109 and 110:
have recently become serious pests
Page 111 and 112:
probably surviving on the remains o
Page 113 and 114:
Fig. 199 Reesa vespulae (Milliron).
Page 115 and 116:
Fig. 200 Thylodrias contractus Mots
Page 117 and 118:
Fig. 202 Trogoderma glabrum (Herbst
Page 119 and 120:
with insecticides, and in a short t
Page 121 and 122:
Economic importance: The species is
Page 123 and 124:
Fig. 203 Mycetaea subterranea (Fabr
Page 125 and 126:
Fig. 204 Carcinops pumilio (Erichso
Page 127 and 128:
Fig. 205 Aridius nodifer (Westwood)
Page 129 and 130:
Fig. 206 Cartodere constricta (Gyll
Page 131 and 132:
Twelve species of Corticaria have b
Page 133 and 134:
Fig. 208 Dienerella ruficollis (Mar
Page 135 and 136:
Fig. 209 Enicmus fictus Fall. Scale
Page 137 and 138:
Diagnosis: Among the lathridiids di
Page 139 and 140:
Fig. 212 Thes bergrothi (Reitter).
Page 141 and 142:
Fig. 213 Litargus balteatus LeConte
Page 143 and 144:
Diagnosis: This mycetophagid differ
Page 145 and 146:
Selected reference Parsons, C.T. 19
Page 147 and 148:
Distribution: Throughout the temper
Page 149 and 150:
Economic importance: In Canada this
Page 151 and 152:
Fig. 219 Omosita colon (Linnaeus).
Page 153 and 154:
PTINIDAE spider beetles About 15 sp
Page 155 and 156:
Fig. 221 Mezium affine Boieldieu. S
Page 157 and 158:
Fig. 222 Niptus hololeucus (Falderm
Page 159 and 160:
Distribution: Japan and introduced
Page 161 and 162:
Fig. 224 Ptinus fur (Linnaeus); mal
Page 163 and 164:
Fig. 226 Ptinus ocellus Brown. Scal
Page 165 and 166:
The species was recorded in Canadia
Page 167 and 168:
foodstuffs in the Vancouver area. I
Page 169 and 170:
Fig. 229 Trigonogenius globulus Sol
Page 171 and 172:
which they apparently prey; those o
Page 173 and 174:
STAPHYLINIDAE rove beetles The Stap
Page 175 and 176:
In North America as well as in Brit
Page 177 and 178:
Economic importance: In North Ameri
Page 179 and 180:
Fig. 234 Cynaeus angustus (LeConte)
Page 181 and 182:
Fig. 235 Gnathocerus cornutus (Fabr
Page 183 and 184:
Fig. 237 Palorus ratzeburgii (Wissm
Page 185 and 186:
Fig. 238 Tenebrio molitor Linnaeus.
Page 187 and 188:
Sexual dimorphism: Sexes are extern
Page 189 and 190:
or 2 facets). It is most similar to
Page 191 and 192:
Halstead, D.G.H. 1967. Biological s
Page 193 and 194:
side margin of the head and the ant
Page 195 and 196:
Figs, 248—256 (248) Anthrenus fus
Page 197 and 198:
Figs. 260—263 (260) Tribolium cas
Page 199 and 200:
Figs. 267—269 (267) Pseudeurostus
Page 201 and 202:
facet A lens-like unit of the compo
Page 203 and 204:
Fig. 270 Tenebrio molitor (dorsal v
Page 205 and 206:
LITERATURE CITED Adams, R.G. 1978.
Page 207 and 208:
Ghorpade, K.D.; Thyagarajan, K.S. 1
Page 209 and 210:
Smith, L.B. 1962. A note on Cryptol
Page 211 and 212:
coffee bean weevil ................
Page 213 and 214:
pea weevil.........................
Page 215:
215
show all

Beetles Identification Guide

Create successful ePaper yourself

Delete template?

Save as template?