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Family Ciidae - Minute Tree-fungus Beetles

bigger ciid? - Cis Ceracis sp. - Ceracis Cis sp.? Possible Anobid - Cis LRB - Cis Another LRB.. - Ceracis small beetle Ciidae
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 Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Ciidae (Minute Tree-fungus Beetles)
Synonyms and other taxonomic changes
revision in(1)
Explanation of Names
Ciidae Leach 1819
Numbers
2 subfamilies, with 84 spp. in 13 genera in our area(2)(3) and 650 described + hundreds undescribed spp. in >40 genera worldwide(4)
Overview of our faunaTaxa not yet in the guide are marked (*); classification follows(4)
Family Ciidae
Subfamily Ciinae
Identification
keys to genera and spp. in(1)(5)
Range
worldwide and across NA(2)
Food
Fungi, mostly wood-rotting polypores (bracket fungi); the vast majority of species have a limited, well-defined host range, but a few breed on a wide assortment of fungal spp.(2); see(6) on host relationships
Remarks
In some species males have horns or other armature on pronota and/or heads and use these to fight in their galleries inside the host fungus(2)
Works Cited
1.Revision of the North American Ciidae (Coleoptera)
Lawrence J.F. 1971. Bulletin of the Museum of Comparative Zoology 142: 419-522.
2.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.
3.A catalog of Coleoptera of America north of Mexico. Family: Ciidae
Lawrence J.F. 1982. USDA Agriculture handbook no. 529-105. x + 18 pp.
4.Lopes-Andrade C. (2011) Ciidae Leach 1819. In: The Tree of Life Web Project
5.The ciid beetles of California (Coleoptera: Ciidae)
Lawrence J.F. 1974. Bulletin of the California Insect Suruey 17: 1-41.
6.The Ciidae (Coleoptera: Tenebrionoidea) of the Maritime Provinces of Canada...
Majka C.G. 2007. Zootaxa 1654: 1–20.