How to Know the BeetlesDescribes the physical characteristics, habits and habitats of 1500 species of beetles. |
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Page 189
... wider than the prono- tum and both are punctate . Adults are taken in or along streams . Some come to lights . The larvae are aquatic . Thirty - two species are found in the U. S .: The largest is shown in Fig . 458. Lustrochus lati ...
... wider than the prono- tum and both are punctate . Adults are taken in or along streams . Some come to lights . The larvae are aquatic . Thirty - two species are found in the U. S .: The largest is shown in Fig . 458. Lustrochus lati ...
Page 275
... wider than in the above . Two other genera belong to this small family . Ischalia costata ( Lec . ) 5 mm , is dull brownish - yellow ; the elytra have a pale stripe on the sides and the tips are pale . The anten- nae are simple . Ranges ...
... wider than in the above . Two other genera belong to this small family . Ischalia costata ( Lec . ) 5 mm , is dull brownish - yellow ; the elytra have a pale stripe on the sides and the tips are pale . The anten- nae are simple . Ranges ...
Page 388
... wider than thorax . Cophes obtentus ( Hbst . ) , measuring 5-7 mm and sooty - black , has a large yellowish spot crossing its suture , and a Y - shaped mark on thorax . The scutellum is white or yellow . The elytra are but slightly wider ...
... wider than thorax . Cophes obtentus ( Hbst . ) , measuring 5-7 mm and sooty - black , has a large yellowish spot crossing its suture , and a Y - shaped mark on thorax . The scutellum is white or yellow . The elytra are but slightly wider ...
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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Common terms and phrases
abdomen adults antennae antennae and legs apex apical bark basal base beak beetles blackish Blister Beetle bronze brownish brownish-yellow Canada Central and Eastern claws coarse punctures color common convex covered coxae 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 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