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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Beetles (Coleoptera) » Polyphaga » Series Elateriformia » Byrrhoidea » Pill Beetles (Byrrhidae) » Byrrhinae » Byrrhini » Cytilus » Cytilus alternatus

Species Cytilus alternatus

Classification · Numbers · Size · Identification · Range · Habitat · Season · Food · Remarks · Internet References · Works Cited
Pill Beetle - Cytilus alternatus good-sized pill beetle - Cytilus alternatus Pill Beetle - Cytilus alternatus Hairy Beetle - Cytilus alternatus Hairy Beetle - Cytilus alternatus Hairy Beetle - Cytilus alternatus Cytilus alternatus small beetle with green - Cytilus alternatus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Elateriformia)
Superfamily Byrrhoidea
Family Byrrhidae (Pill Beetles)
Subfamily Byrrhinae
Tribe Byrrhini
Genus Cytilus
Species alternatus (Cytilus alternatus)
Numbers
the only eastern species of the genus(1)
Size
5-6 mm
Identification
body convex and oval (shaped like a football in lateral view), dark brown with metallic sheen visible in good light; anterior margin of pronotum ovate/rounded, posterior margin composed of two concave arcs meeting at the midline to form a sharp point; elytra mottled with light gray patches
Range
across NA south to NJ-IN-UT-CA(2)
Habitat
sandy beaches, under logs, leaves, stones, damp mossy habitats in general
Season
adults fly in spring and early summer
Food
adults and larvae feed on moss
Remarks
Usually nocturnal but may sometimes be found in open areas on sunny days.
Internet References
drawing of larva (Zoological Institute of Russian Academy of Sciences)
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
2.Johnson P.J. (-2013) Project Byrrhus
Contributed by Robin McLeod on 18 March, 2005 - 12:42pm
Additional contributions by v belov
Last updated 20 September, 2010 - 3:13pm

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