Homalopoma linnei is a species of sea snail, a marine gastropod mollusc in the family Colloniidae.

[2] The shell size reaches 6 mm.

It is a species that belong to the Homalopoma genus.

Its original name is Leptothyra linnei Dall, 1889.

[3] This species occurs at depths between 80 m and 1472 m in the Gulf of Mexico off Florida and in the Caribbean Sea off Cuba; off St. Lucia, Barbados; in the Atlantic Ocean off Brazil.