77 pages matching Genera in this book
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Use of the PicturedKey
PicturedKey to the Genera and Species of Some Common Beetles
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abdomen adults antennae apex bark basal base beak beetles blackish body broad bronze brown brownish California Canada Central claws closely club coarse color common convex covered dark deep densely differs distinct dull dull yellow east Eastern half United elongate elytra elytron entire eyes feed female femora Figure front Genera genus gray green groove hairs head head and thorax hind Horn insects joint known larger larvae legs LENGTH less light live longer male margins marked measures metallic middle narrow North oval pale palpi piceous pictured plants pronotum pubescence punctures RANGE reddish reddish-yellow ridges rounded rows scales scattered segments separated shape shining short side similar slender smaller sometimes species striae surface suture tarsal Texas third thorax throughout tibiae tooth trees tured United upper usually Western wholly widely wider yellow yellowish