Lucanus caelatus Blanchard 1842: Plate XII, Fig. 8 (orig. comb.)
Lucanus variolosus Hope in Westwood 1845: 25 (synonym)
Sclerostomus circumdatus Deyrolle in Parry 1864: 95 (nomen nudum)
Sclerognathus cumingi Hope in Harold 1868: 962 (nomen nudum)

E. caelatus, male. ...Photo by M.J. Paulsen.	Distribution of E. caelatus.

Distribution:

The engraved flightless stag beetle is common and is distributed widely in central Chile from sea level to around 1500m. It also extends into Argentina.

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.