How to Know the BeetlesDescribes the physical characteristics, habits and habitats of 1500 species of beetles. |
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Page 62
... Bark Beetles This is a small family of relatively rare beetles , varying in length from 5 to 8 mm ; color brown- ish to black . The two genera are separated in the following descriptions of the more common species . All species are ...
... Bark Beetles This is a small family of relatively rare beetles , varying in length from 5 to 8 mm ; color brown- ish to black . The two genera are separated in the following descriptions of the more common species . All species are ...
Page 164
... bark , not common . Black , shining ; antennae reddish brown ; legs piceous ; disk of thorax nearly smooth ; ely- tra with four dorsal striae entire . P. coarctatum Lec . appears to be a small edition of basale . It measures but 2.5 to ...
... bark , not common . Black , shining ; antennae reddish brown ; legs piceous ; disk of thorax nearly smooth ; ely- tra with four dorsal striae entire . P. coarctatum Lec . appears to be a small edition of basale . It measures but 2.5 to ...
Page 398
... bark - gnawing bee- tles 67. Cleridae - The checkered beetles 68. Melyridae - The soft - winged flower bee- tles 69. Lymexylonidae tles The ship - timber bee- 70. Nitidulidae - The sap - feeding beetles 71. Rhizophagidae - The root ...
... bark - gnawing bee- tles 67. Cleridae - The checkered beetles 68. Melyridae - The soft - winged flower bee- tles 69. Lymexylonidae tles The ship - timber bee- 70. Nitidulidae - The sap - feeding beetles 71. Rhizophagidae - The root ...
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 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