Omphalotropis costulata

{{Short description|Species of gastropod}}

{{Use dmy dates|date=November 2022}}

{{Speciesbox

| image = Omphalotropis costulata shell.png

| image_caption = Drawing by Arnould Locard of an apertural view of the shell of Omphalotropis costulata from its type description (Mousson 1870).

| taxon = Omphalotropis costulata

| authority = (Mousson, 1870){{in lang|fr}} Mousson A. (1870) "Faune malacologique terrestre et fluviatile des iles Viti, d'après les envois de M. le Dr. Édouard Graeffe". Journal de conchyliologie 18(1870):[https://archive.org/stream/journaldeconchyl181870pari#page/108/mode/2up 109]-135, part 2: [https://archive.org/stream/journaldeconchyl181870pari#page/178/mode/2up 179]-232, [https://archive.org/stream/journaldeconchyl181870pari#page/n496/mode/1up Plate VII], figure 10.

| synonyms =

Realia cotulata Mousson, 1870

}}

Omphalotropis costulata is a species of small salt marsh snail with an operculum, a terrestrial gastropod mollusk, or micromollusk, in the family Assimineidae.