How to Know the BeetlesDescribes the physical characteristics, habits and habitats of 1500 species of beetles. |
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Page 115
... surface brownish yellow . Fig . 293 ......... Dineutes discolor Aubé . Figure 292 FAMILY 9. GYRINIDAE The Whirligig Beetles These small to medium sized beetles have world - wide distribution . Their surface is smooth and hard ; black is ...
... surface brownish yellow . Fig . 293 ......... Dineutes discolor Aubé . Figure 292 FAMILY 9. GYRINIDAE The Whirligig Beetles These small to medium sized beetles have world - wide distribution . Their surface is smooth and hard ; black is ...
Page 120
... surface dark red- dish - brown , pubescent . Elytra each with 4 rows of distinct punctures , the outer row dou- ble . Spine of metasternum not reaching be- yond middle coxae . Often abundant at lights . and in light traps . 6a ( 5 ) ...
... surface dark red- dish - brown , pubescent . Elytra each with 4 rows of distinct punctures , the outer row dou- ble . Spine of metasternum not reaching be- yond middle coxae . Often abundant at lights . and in light traps . 6a ( 5 ) ...
Page 247
... surface red and black . Fig . 587 . Rodolia cardinalis ( Muls . ) Figure 587 LENGTH : 2.5-3.5 mm . RANGE : California and Florida . Red with variable black markings ; ( the males usually have more black than red while the opposite ...
... surface red and black . Fig . 587 . Rodolia cardinalis ( Muls . ) Figure 587 LENGTH : 2.5-3.5 mm . RANGE : California and Florida . Red with variable black markings ; ( the males usually have more black than red while the opposite ...
Contents
Use of the PicturedKey | 19 |
PicturedKey to the Genera and Species of Some Common Beetles | 61 |
General References | 395 |
Copyright | |
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abdomen adults antennae antennae and legs apex apical bark basal base beak beetles blackish Blister Beetle bronze brownish brownish-yellow Central and Eastern claws Clypeus coarse punctures color common convex covered coxal cavities coxal plates dark brown dark reddish-brown densely dorsal dull yellow Eastern half United Eastern U. S. Eastern United elongate elytra elytral striae elytron eyes feed femora flattened front coxae front tibiae fungi genus gray green groove hairs half of United head and thorax Hind coxae hind tibiae Horn insects labrum larvae last segment legs and antennae LENGTH lobed male mandibles marked as pictured maxillary palpi Melsh Mentum metathorax middle oval paler pest piceous pronotum Prosternum prothorax pubescence pygidium RANGE reddish reddish-yellow ridges scutellum shining black side slender species striae suture tarsi tennae thorax thorax and elytra tibiae tles tooth tured U. S. and Canada usually Weevil wholly black yellowish