Pyrgulina pupaeformis is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies. Distribution This marine species occurs in the Gulf of Thailand and off Vietnam; also off New Caledonia. References Saurin, E. 1959. Pyramidellidae de Nhatrang (Vietnam). Annales de la Faculté des Sciences (Saigon) 1959: 223-283, pls. 1-9 page(s): 248 Dunker, W. (1860). Neue japanische Mollusken. Malakozoologische Blätter. 6: 221-240 Peñas A. & Rolán E. (2017). Deep water Pyramidelloidea from the central and South Pacific. The tribe Chrysallidini. ECIMAT (Estación de Ciencias Mariñas de Toralla), Universidade de Vigo. 412 pp. External links To World Register of Marine Species Souverbie (S.-M.) & Montrouzier [X.. (1865). Descriptions d'espèces nouvelles de l'Archipel Calédonien. Journal de Conchyliologie. 13: 150-154, pl. 5] Dunker, W. (1860). Neue japanische Mollusken. Malakozoologische Blätter. 6: 221-240 Folin L. de & Périer L. (1867-1887). Les fonds de la mer. Paris: Savy. 4 volumes. Dates after Rehder (1946), Proceedings of the Malacological Society of London, 27: 74-75. Vol. 1: 1-48 (1867), 49-112 (1868), 113-176 (1869), 177-256 (1870), 257-272 (1872), pls 1-32; Vol. 2: 1-64 (1872), 65-112 (1873), 113-124 (1874), 125-160 (1875), 161-208 (1873), 209-304 (1874), 305-360 (1875), 361-365 (1876), pls 1-11; Vol. 3: 1-96 (1876), 97-208 (1877), 209-304 (1879), 305-337 (1880), pls 1-9; Vol. 4: 1-32 (1881), 33-148 (1881-1884), 149-192 (1884-1887), 192-240 (1887), pls 1-15. Dates for plates not exactly known Pyramidellidae Gastropods described in 1865