There are thus two female openings, one for copulation, the other for oviposition, as well as a male opening.
It is probable that they acquire special sensibility at the breeding season and serve as " guides " in copulation.
age of the male modified to b, Fused terga of the prosoma subserve copulation.
Eggs deposited in a cocoon after copulation.
In this duct and sac the spermatophores received in copulation from another snail are lodged.