Apterodorcus tristis (Deyrolle in Parry, 1870)
.....Sclerostomus tristis Deyrolle in Parry, 1870: 95. (original combination)

A. tristis (Deyrolle), male (l) and female (r). Photo by M.J. Paulsen
A. tristis, male head and mandibles.	Approximate distribution of A. tristis.

Distribution: Southern South America: Chile (RM Region, VI Region).

Taxonomy:

Arrow, G.J. 1943. On the genera and nomenclature of the lucanid Coleoptera, and descriptions of a few new species. Proceedings of the Royal Entomological Society of London, (B) 12: 133-143.

Benesh, B. 1945. Some remarks on the genus Apterodorcus Arrow (Coleoptera: Lucanidae). Entomological News. 56: 229-234.

Mondaca E., J., and M.J. Paulsen. 2008. Revision of the genus Apterodorcus Arrow (Coleoptera: Lucanidae: Lucaninae) of southern South America. Zootaxa 1922: 21-32.