Bothriocyrtum Simon, 1891

Tso, I-Min, Haupt, Joachim & Zhu, Ming-Sheng, 2003, The Trapdoor Spider Family Ctenizidae (Arachnida: Araneae) From Taiwan, Raffles Bulletin of Zoology 51 (1), pp. 25-33 : 26

Bothriocyrtum Simon, 1891

Bothriocyrtum Simon, 1891: 305 ; Gertsch & Wallace, 1936: 23; Raven, 1985: 143.

Type species. – Bothriocyrtum californicum (O. P. Cambridge, 1874) , by original designation.

Diagnosis. – Tibia III lacking a dorsally saddle-shaped depression. Eye group at least twice as wide as long. Chelicera with rastellum on a process. Leg formula 4123. Tibia IV bowed prolaterally and spinose. Metatarsus I with a conspicuous bend near the middle. Tarsi II – IV of male with scopulae, palpal tibia with a retrolateral knob.

Remarks. – Bothriocyrtum is a small genus represented by only a few species (Gertsch & Wallace, 1936; Roewer, 1942). Almost all are found in North America, and only one species is found in Taiwan.