Spinibdella Thor, 1930

Spinibdella Thor: 1930: 22; 1931a: 39; 1931b: 70; Willmann, 1939a: 39; 1939b: 532; 1952: 165; Baker & Wharton, 1952: 179; Atyeo, 1960: 424; 1963: 121, 172; Wallace & Mahon, 1972: 563; Soliman & Zaher, 1975: 80; Ghilarov, 1978: 142.

Type species: Spinibdella reducta Thor, 1930 (by original designation).

Remarks. Spinibdella is closely related to Biscirus but can be distinguished by: a short and truncate palp tibiotarsus; elongated chelicerae, each bearing two subequal setae inserted on distal half; distal cheliceral seta does not extend beyond the tips of the chelae; chelae small and needle-like; coxa I with at least one simple tactile seta; vertical external setae (ve) present; striation pattern on prodosoma as well as modified setae on amphioid sclerites of the males are species characters.