MOLLUSCHI PAPUANI 199 
Fam. ASSIMINIIDAE. 
Cyclotropis Papuensis, Tapp. Can. 
Classe CONCHIFERA. — 
Ord. Veneracea. 
Fam. GLAUCONOMYIDAE. 
Glauconomya rugosa (Reeve). 
Fam. CYRENIDAE. 
Cyrena cyprinoides, Q. e G. 
» Papua, Less. 
» divaricata, Less. 
» viridescens, Tapp. Can. 
> nitida, Desh. 
Corbicula debilis, Gould. 
Batissa corbiculoides, Desh. 
» Keraudrenia (ZLess.). 
» humerosa, Desh. 
» violacea (Zz.). 
» Albertisii, Tapp. Can. 
» similis, Prime. 
Ord. Lucinacea. 
Fam. UNIONIDAE. 
Unio (Diplodon) Beccarianus, Tapp. Can. 
» » Mattirolii, Tapp. Can. 
» (Bariosta) Flyensis, Tapp. Can. 
» (Microdontia) anodontaeformis, 
Tapp. Can. 
