How to Know the BeetlesDescribes the physical characteristics, habits and habitats of 1500 species of beetles. |
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Page 107
... California . P. callosus ( Lec . ) is distinguished from other members of the genus by a prominent tubercle at the place of the anterior black spot . It has a length of 3.5 mm and is found in California , British Columbia and New Mexico ...
... California . P. callosus ( Lec . ) is distinguished from other members of the genus by a prominent tubercle at the place of the anterior black spot . It has a length of 3.5 mm and is found in California , British Columbia and New Mexico ...
Page 207
... California species . The yellowish brown larviform fe- males measure 30 to 50 mm while the winged males are but 10 mm long . They are piceous with legs , pronotum and mandibles reddish . Z. riversi Horn is somewhat larger . The male is ...
... California species . The yellowish brown larviform fe- males measure 30 to 50 mm while the winged males are but 10 mm long . They are piceous with legs , pronotum and mandibles reddish . Z. riversi Horn is somewhat larger . The male is ...
Page 247
... California . Shining or velvety black ; abdomen red- dish . This Black Lady Beetle was introduced from Australia in 1892 and plays an important role in destroying mealybugs and soft scales in the orchards of California . 9b Facets of ...
... California . Shining or velvety black ; abdomen red- dish . This Black Lady Beetle was introduced from Australia in 1892 and plays an important role in destroying mealybugs and soft scales in the orchards of California . 9b Facets of ...
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