Taxonomy of the Mexican species of Thyreocephalus Guérin-Méneville (Coleoptera: Staphylinidae, Xantholinini)
By Juan Márquez and Julieta Asiain
The only two species of
Thyreocephalus found in the US are
T. arizonicus (Smetana 1982) in southern Arizona, and
T. nigerrimus (Sharp 1887) in southern Texas
(1). Found in Mexico too, they are included in this paper.
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