Requested reference
Sadana, G. L. (1972). Mechanics of copulation in Lycosa chaperi Simon (Araneida: Lycosidae). Bulletin of the British Arachnological Society 2: 87-89. 
-- Show included taxa
Sadana, G. L. (1972). Mechanics of copulation in Lycosa chaperi Simon (Araneida: Lycosidae). Bulletin of the British Arachnological Society 2: 87-89. -- Show included taxa