Pyrgulina honmungensis
Pyrgulina honmungensis is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies. Distribution
This marine species occurs off Vietnam. References

 Saurin, E. 1959. Pyramidellidae de Nhatrang (Vietnam). Annales de la Faculté des Sciences (Saigon) 1959: 223-283, pls. 1-9. External links
 To World Register of Marine Species

Pyramidellidae
Gastropods described in 1959