Carlotretus Hoffman, 1980

Golovatch, Sergei I., Geoffroy, Jean-Jacques, Stoev, Pavel & Spiegel, Didier Vanden, 2013, Review of the millipede family Opisotretidae (Diplopoda, Polydesmida), with descriptions of new species, ZooKeys 302, pp. 13-77 : 22

Genus Carlotretus Hoffman, 1980

Carlotretus Hoffman, 1980: 176, 188.

Carlotretus - Hoffman 1982: 722.

Diagnosis.

A genus of Opisotretidae with 19 (♂) or 20 (♀) body segments. ♂ head without modifications. Metaterga with two regular, transverse rows of bacilliform setae. Frontolateral margin of midbody paraterga devoid of evident shoulders. Ozopore lying close to caudal margin of paratergite’s caudolateral corner.

Gonopod telopodite rather stout, unipartite, at best slightly hollow on caudal face; distal part devoid of ornamentations (spines or setae), being a long and simple solenomere (sl) supplied with lobes or processes either subtending it or lying at its base. Neither an accessory seminal chamber nor a hairy pulvillus (Figs 1B, C, 38 B–E, 40 D–H, 41).

Type species.

Opisotretus setosus Carl, 1922, by original designation of Hoffman (1980).

Remarks.

In addition to the type species, this genus includes a new congener described below. The differences are depicted in Fig. 1 and Figs 38, 40, 41, being also mentioned in the diagnosis of Carlotretus triramus sp. n.