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

Upcoming Events

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

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington


Genus Ceracis

Minute Tree-fungus Beetle - Ceracis thoracicornis - female Minute Tree-fungus Beetle Pupa - Ceracis thoracicornis - male Cis - Ceracis - male ciid - Ceracis californicus ciid - Ceracis californicus Ceracis thoracicornis (Ziegler) - Ceracis thoracicornis - male Ceracis singularis (Drury) - Ceracis singularis Ceracis californicus male, isometric - Ceracis californicus - male
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 Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Ciidae (Minute Tree-fungus Beetles)
Subfamily Ciinae
Tribe Ciini
Genus Ceracis
Explanation of Names
Ceracis MelliƩ 1849
19 spp. in our area(1), >40 total
key to spp. in(2)
mostly New World (several spp. in S. Africa, Japan, and the Indo-Pacific); in our area, widewspread(1)
On polypores of all host preference groups (most spp. with limited host ranges) and occasionally a few other fungi(1)
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.Revision of the North American Ciidae (Coleoptera)
Lawrence J.F. 1971. Bulletin of the Museum of Comparative Zoology 142: 419-522.