Epitonium humphreysii, common name Humphrey's wentletrap, is a species of small predatory or ectoparasitic sea snail, a marine gastropod mollusc in the family Epitoniidae, the wentletraps.

[1] This wentletrap occurs in the western Atlantic Ocean; it is found from Massachusetts, south throughout Florida and through the Gulf states to Mexico, and also in Brazil.

[2] The maximum recorded shell length is 24 mm.

[3][2] The minimum recorded depth for this species is 0 m; maximum recorded depth is 95 m.[3]