List of non-marine molluscs of Papua New Guinea

The non-marine molluscs of Papua New Guinea are a part of the molluscan fauna of Papua New Guinea (fauna of New Guinea).

Land gastropods
Hydrocenidae
 * Hydrocena spiralis Wiktor, 1998

Diplommatinidae
 * Palaina bundiana Wiktor, 1998

Cyclophoridae
 * Dominamaria calvata Wiktor, 1998

Helicarionidae
 * Cryptaustenia mirabilis Wiktor, 2002
 * Cryptaustenia saltatoria Wiktor, 2002

Pupinidae
 * Pupina bella Wiktor, 1998
 * Pupina flexuosa Wiktor, 1998
 * Pupina remota Wiktor, 1998
 * Pupina variegata Wiktor, 1998

Camaenidae
 * Papustyla pulcherrima Rensch, 1931

Caecidae
 * Caecum directum Vannozzi, 2019
 * Caecum frugi Vannozzi, 2019
 * Caecum granulatum Vannozzi, 2019
 * Caecum nasutum Vannozzi, 2019
 * Caecum neoguineanum Vannozzi, 2019
 * Caecum nofronii Vannozzi, 2019
 * Parastrophia cornucopiae (de Folin, 1869)