Fig. 7From: Protodrilus (Protodrilidae, Annelida) from the southern and southeastern Brazilian coastsDiagram of sexual characteristics (lateral organs and spermioducts of males), extension of salivary glands and fertile region of the body of P. corderoi, P. ovarium, P. pythonius. Spermioducts showed in the left side of the body. Fertile region hatchBack to article page