Lucanus vittatus Eschscholtz 1822: 9 (orig. comb.
Lucanus rubrovittatus Blanchard 1851: Plate XII, Fig. 9 (synonym)
Dorcus rouleti Solier 1851: 53 (synonym)

Lucanus magnificus Benesh 1956: 60 (orig. comb.)

Males of Erichius vittatus subspecies: E. v. vittatus (left) and E. v. magnificus (right). ...Photos by M.J. Paulsen.

Distribution of E. vittatus subspecies: E. v. vittatus (circles), and E. v. magnificus (triangles).

Distribution:

The vittate flightless stag beetle is distributed in central Chile. The nominate subspecies is found in the coastal mountains near Concepción, with E. v. magnificus restricted to the Maulino forest farther north.

Remarks:

The two subspecies differ in leg color, elytral scale, color and the presence or absence of scales from the humerus to the scutellum.

Taxonomy:

Paulsen, M.J. 2010. The stag beetles of southern South America (Coleoptera: Lucanidae). Bulletin of University of Nebraska State Museum 24: 1-148. Available here.

Weinreich, E. 1958. Die südamerikanische Lucanidengattung Pycnosiphorus (Ins. Col.). Senckenbergiana Biologica 39: 265-288.