How to Know the BeetlesDescribes the physical characteristics, habits and habitats of 1500 species of beetles. |
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Page 23
... ; elongate pronotum deeply grooved . ( Fig . 32 ) ....... ( p . 62 ) Family 2. RHYSODIDAE ............. Figure 33 B 14b Head almost always narrower than the pronotum ; inner. Pictured - Key to the Families of Beetles 23 23.
... ; elongate pronotum deeply grooved . ( Fig . 32 ) ....... ( p . 62 ) Family 2. RHYSODIDAE ............. Figure 33 B 14b Head almost always narrower than the pronotum ; inner. Pictured - Key to the Families of Beetles 23 23.
Page 52
... pronotum by a suture ; base of pronotum narrower than the elytra . ...... 109 108b Lateral suture of pronotum distinct ; base of pronotum as wide as elytra ; antennae filiform ( Fig . 136 ) .............. ........ 114 Figure 137 110b ...
... pronotum by a suture ; base of pronotum narrower than the elytra . ...... 109 108b Lateral suture of pronotum distinct ; base of pronotum as wide as elytra ; antennae filiform ( Fig . 136 ) .............. ........ 114 Figure 137 110b ...
Page 189
... pronotum . The 11 - segmented antennae that are inserted under a prominent frontal ridge have segments 4 to 11 produced forming a loose lamellate club . The pronotum is wider than the head , is rather ovate with laterally ar- cuate ...
... pronotum . The 11 - segmented antennae that are inserted under a prominent frontal ridge have segments 4 to 11 produced forming a loose lamellate club . The pronotum is wider than the head , is rather ovate with laterally ar- cuate ...
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