Styloptygma luteum is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies. Description The size of the shell attains 5 mm. Distribution This marine species occurs off New Caledonia. References Souverbie, M. (1875) Descriptions d’espèces nouvelles de l’Archipel Calédonien. Journal de Conchyliologie, 23, 282–296. External links To World Register of Marine Species Pyramidellidae Gastropods described in 1873