Geophilus rhomboideus Takakuwa, 1937

Dyachkov, Yurii V. & Bonato, Lucio, 2024, An updated synthesis of the Geophilomorpha (Chilopoda) of Asian Russia, ZooKeys 1198, pp. 17-54 : 17

8. Geophilus rhomboideus Takakuwa, 1937

Geophilus rhomboideus Takakuwa 1937b: 284.

Geophilus rhomboideus - Takakuwa 1937c: 78; 1940: 101; Kurcheva 1977: 45.

Type localities.

Russia: Sakhalin oblast: "Sachalin (Tomaruoru (= Tomari сity, 47°45'N, 142°3'E), Maoka (= Kholmsk city, 47°02'N, 142°02'E), Sirutori (= Makarov сity, 48°37'N, 142°46'E ))" ( Takakuwa 1937c).

Type series.

Syntypes: unknown number of specimens, both sexes. Depository unknown.

Diagnosis.

A species of Geophilus with head approximately as long as wide; second maxillary pretarsus claw-like and relatively long; forcipular trochanteroprefemur, femur, and tibia without denticles; forcipular tarsungulum bearing a small basal denticle; 43-49 leg-bearing segments; “carpophagus” pits present, up to as wide as the metasternites; ventral pore-fields present, an entire posterior diamond on the anterior metasternites; metasternite of ultimate leg-bearing segment wider than long; a few coxal pores on each coxopleuron, most of them close to the margin of metasternite and one pore located separately; pretarsus of ultimate leg pair claw-like; anal pores present.

Distribution.

Far East: Sakhalin oblast (Sakhalin Isl.) ( Takakuwa 1937b, 1937c; Kurcheva 1977). Outside Asian Russia: Japan ( Takakuwa 1937c).