How to Know the BeetlesDescribes the physical characteristics, habits and habitats of 1500 species of beetles. |
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Page 86
Striae of elytra deep with fine punctures , intervals subconvex . P. ohionis Csiki is
closely related . It is purplish instead of black . It is 13-14 mm long and is found in
the North Central States though usually not common . 30a ( 21 ) Elytra without ...
Striae of elytra deep with fine punctures , intervals subconvex . P. ohionis Csiki is
closely related . It is purplish instead of black . It is 13-14 mm long and is found in
the North Central States though usually not common . 30a ( 21 ) Elytra without ...
Page 163
Black , shining ; elytra with four entire dorsal striae , fifth short and two
overlapping subhumerals ; dorsal striae punctured . H. bimaculatus L. is a
member of the genus marked with red , having a large diagonal orange - red spot
covering much ...
Black , shining ; elytra with four entire dorsal striae , fifth short and two
overlapping subhumerals ; dorsal striae punctured . H. bimaculatus L. is a
member of the genus marked with red , having a large diagonal orange - red spot
covering much ...
Page 165
9a ( 8 ) Prosternum without a pit or fovea on each side close to front margin ;
short but distinct striae on front above the eye . 10 9b Prosternum with a small but
distinct fovea on each side terminating the striae ( see Fig . 295 ) ; no striae
above ...
9a ( 8 ) Prosternum without a pit or fovea on each side close to front margin ;
short but distinct striae on front above the eye . 10 9b Prosternum with a small but
distinct fovea on each side terminating the striae ( see Fig . 295 ) ; no striae
above ...
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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 apex bark basal base beak beetles blackish body broad bronze brown brownish California Canada Central claws closely club coarse color common convex covered coxal plates dark deep densely differs distinct dull dull yellow east Eastern half United elongate elytra elytron entire eyes feed female femora Figure front 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-brown reddish-yellow ridges rounded rows scales scattered segments separated shining short side similar slender smaller sometimes species striae surface suture tarsal third thorax throughout tibiae tooth trees tured United upper usually Western wholly widely wider yellow yellowish