Copulabyssia leptalea is a species of sea snail, a marine gastropod mollusk in the family Pseudococculinidae.
The shell grows to a size of 4 mm.
This marine species occurs in the Atlantic Ocean from New Jersey to East Florida, USA, at depths between 530 m and 3800 m.
The maximum recorded shell length is 4 mm.[1]
Minimum recorded depth is 534 m.[1] Maximum recorded depth is 3834 m.[1]