Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama


TaxonomyBrowse
Info
ImagesLinksBooksData

Confluentus group

Cryptocephalus fulguratus LeConte - Cryptocephalus fulguratus Cryptocephalus fulguratus LeConte - Cryptocephalus fulguratus Cryptocephalus brunneovittatus Schaeffer - Cryptocephalus brunneovittatus Beetle unknown - Cryptocephalus pumilus Cryptocephalus Cryptocephalus fulguratus ? - Cryptocephalus fulguratus Chrysomelidae sp. - Cryptocephalus Cryptocephalus sp? - Cryptocephalus
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Chrysomelidae (Leaf Beetles)
Subfamily Cryptocephalinae (Case-bearing Leaf Beetles)
Tribe Cryptocephalini
Subtribe Cryptocephalina
Genus Cryptocephalus
No Taxon Confluentus group
Numbers
10 nominate spp. (alternans, brunneovittatus, cerinus, confluentus, defectus, dorsatus, fulguratus, luteolus, pumilus, spurcus), but defectus & luteolus may turn out to be but pale forms of C. nanus F. (Ed Riley, pers. comm. to Mike Quinn, 1/29/2010)
Range
across NA, but most diverse in the West and southeast(1)(2)
C. spurcus TX-CA-BC
C. confluentus NM-CA-MT-AB-NE
C. alternans jungovittatus AZ-CA
C. cerinus TX-CA-NV
C. defectus & C. dorsatus TX
C. fulguratus MO to TX & MS
C. brunneovittatus LA, TX; Mexico
C. pumilus Coastal States from NJ to FL to TX
C. luteolus FL, TX
Works Cited
1.A review of the genus Cryptocephalus in America north of Mexico (Chrysomelidae: Coleoptera).
White, R.E. 1968. USNM Bulletin 290. 124 pp.
2.Catalog of Leaf Beetles of America North of Mexico
Ed Riley, Shawn Clark, and Terry Seeno. 2003. Coleopterists Society.