Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

cercus, cerci

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
No Taxon (Glossary)
No Taxon (C)
No Taxon cercus, cerci
Varied--SUR-kus, or KER-kus, plural SUR-sye, SUR-kye, KUR-kee
Explanation of Names
From Greek, kerkos, tail.
cercus noun, plural cerci - typically paired appendages at the tip of the abdomen, usually having sensory functions. Cerci are often enlarged in males, and used in copulation. In some groups, such as earwigs, they are enlarged and used for defense.

Photos of cerci:
See Also
Print References
Gordh, A Dictionary of Entomology, p. 177 (1)
Internet References entry, helpful on pronunciation
Works Cited
1.A Dictionary of Entomology
George Gordh, David H. Headrick. 2003. CABI Publishing.