Dorcus parallelipipedus (Linnaeus, 1758) Scarabaeus parallelipipedus Linnaeus 1758: 354, original combination. Palearctic synonymy given in Bartolozzi and Sprecher-Uebersax (2006). Dorcus mexicanus Benesh 1944: 45, syn. n. Type material: Holotype male (FMNH) labeled a) “JALAPA / MEX ”; b) male symbol; c) “FIELD MUSEUM / (F. Psota Figures 9–ΙΙ. Male genitalia (parameres and flagellum). 9 Dorcus parallelus Ι0 Dorcus brevis ΙΙ Dorcus parallelipipedus. Scale bar = 5 mm. Coll.)”; d) reddish-orange paper “ Holotype / male symbol CNHM / [Dorcus / mexicanus / Benesh]”; e) handwritten “ Dorcus / mexicanus / MS Benesh”, on reverse “ Det. Dec. 15, 1943 / B. Benesh ”. Female allotype labeled a) female symbol; b) as c of holotype; c) on reddish-orange paper “ Allotype / CNHM female symbol / [Dorcus / mexicanus / Benesh]”. This species is distributed in Europe, Asia, and Northern Africa (Bartolozzi & Sprecher-Uebersax 2006). Acknowledgments I thank James Boone (FMNH) and Gary Hevel (USNM) for their help in receiving type material on loan, and Phil Harpootlian (Simpsonville, SC) for providing specimens of D. brevis for study. Auto-Montaged images were supported, in part, by NSF- DBI 0500767.

{"references": ["Bartolozzi L, Sprecher-Uebersax E (2006) Lucanidae. In: Lobl I, Smetana A. (Eds), Catalogue of Palaearctic Coleoptera. Vol. 3. Scarabaeoidea - Scirtoidea - Dascilloidea- Buprestoidea - Byrrhoidea. Apollo Books, Stenstrup, Denmark. 63 - 77.", "Benesh B (1944) A new Dorcus from Mexico (Coleop.: Lucanidae). Entomological News 55: 45 - 47."]}

Published as part of Paulsen, M. J., 2010, Stag beetles of the genus Dorcus MacLeay in North America (Coleoptera, Lucanidae), pp. 199-207 in ZooKeys 34 (34) on pages 204-206, DOI: 10.3897/zookeys.34.292, http://zenodo.org/record/576613