Genuchinus

There are ten species in this myrmecophilous genus of Scarabaeidae (Cremastocheilini). The larvae are found in plants. Adults may feed on ants.

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List of Genuchinus and their Host Ants

Genus and species	Author and Year	Host	Distribution	Notes
Genuchinus digitatus	Krikken, 1981	host unknown	Mexico
Genuchinus ineptus	(Horn, 1885)	general predator	Mexico, United States: Arizona, California
Genuchinus moroni	Martinez, 1992	host?	Brazil
Genuchinus muzo	Krikken, 1981	formicine ant	Colombia
Genuchinus nevermanni	Schauer, 1935	host unknown	Costa Rica, Panama
Genuchinus parvulus	Krikken, 1981	host unknown	Brazil
Genuchinus peruanus	Moser, 1910	host unknown	Peru
Genuchinus sulcipennis	Westwood, 1874	host unknown	Ecuador
Genuchinus v-notatus	Westwood, 1874	host unknown	Mexico, Nicaragua
Genuchinus velutinus	Westwood 1874	host unknown	Mexico

REFERENCES

• Cazier, M.A. 1938. A generic revision of the North American Cremastocheilini with description of a new species (Coleoptera, Scarabaeidae). Bull. Southern California Acad. Sci, vol 37, pp. 80-87.

• Cazier, 1961. A New Species of Myrmecophilous Scarabaeidae, with Notes on Other Species (Coleoptera: Cremastocheilini). American Museum Novitates 2033: 1-12.

• Krikken, J. 1976. New genera of New World Cremastocheilini, with revisional notes (Coleoptera: Cetoniidae). Zool. Meded. Leiden 49:307-315, 16 figs, 1 pl..

• Krikken, J. 1981. Taxonomic review of the New World genus Genuchinus Westwood (Coleoptera: Cetoniidae). Proceedings koninklijke nederlandse Akademie van Wetenschappen. Amsterdam 84(4):403-417.

• Krikken, J. 1982. North American myrmecophilous beetles of the genus Cremastocheilus: discussion of their classification and a review of the subgenera Trinodia and Anatrinodia (Coleoptera: Cetoniidae). Proceedings of the Koninklijke Nederlandse Academie van Wetenschappen. Series C. p. 509-526.

• Martinez, A. (1992). Una nueva especie de Genuchinus Westwood. Folia Entomologica Mexicana. Mexico 85:39-45.

• Westwood, J. O. (1874). Thesaurus Entomologicus Oxoniensis; or, Illustrations of new, rare, and interesting insects, for the most part contained in the collections presented to the University of Oxford by the Rev. F. W. Hope. Oxford:1-204.