Arrup Chamberlin, 1912

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

Genus Arrup Chamberlin, 1912

Diagnosis.

Mecistocephalids with head moderately longer than wide; two clypeal plagulae, separated by a mid-longitudinal areolate stripe and not extending to the lateral margins of the clypeus; cephalic pleurites without both spiculum and setae; first maxillary coxosternite medially undivided, without antero-lateral corners; second maxillary coxosternite medially undivided, with the grooves from the metameric pores reaching the posterior corners; second maxillary telopodites relatively small, not distinctly overreaching the first maxillary telopodites, usually without pretarsus; forcipular tergite distinctly wider than long, without a distinct mid-longitudinal sulcus; forcipular trochanteroprefemur with only a distal denticle, tarsungulum with a basal denticle; invariably 41 leg-bearing segments; sternites with non-furcate mid-longitudinal sulcus and without pore-fields; legs of the ultimate pair ending with a short spine. See Table 6 .