Genus Polydrusus

Classification · Numbers · Size · Identification · Internet References

Metallic green snout beetle - Polydrusus sericeus

Pale Green Weevil - Polydrusus impressifrons

Small Turquoise Beetle-Harsens Island, Michigan - Polydrusus sericeus

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Class Insecta (Insects)

Order Coleoptera (Beetles)

Suborder Polyphaga (Water, Rove, Scarab, Longhorn, Leaf and Snout Beetles)

Superfamily Curculionoidea (Snout and Bark Beetles)

Family Curculionidae (Snout and Bark Beetles)

Subfamily Entiminae (Broad-nosed Weevils)

Tribe Polydrusini

Genus Polydrusus

Numbers

7 species in North America (nearctica.com)

4 species in Canada (Checklist of Beetles of Canada and Alaska)

Size

body length about 5-8 mm

Identification

Body completely covered with round scales, which may be metallic green, grey, yellowish or brown; most species of uniform colour, but 2 N-Am. species are patterned in brownish tinges. Legs brown or yellowish, with or without small femoral tooth.

Internet References

adult images of P. impressifrons and sericeus, along with three European species (Claude Schott, France)

key to North American species

Contributed by tom murray on 13 June, 2005 - 8:52pm
Additional contributions by Robin McLeod, Boris Bueche
Last updated 15 May, 2007 - 5:29am

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