Knefastia howelli is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Description The length of the shell attains 31 mm, its diameter 11 mm.
Distribution This species occurs in the Pacific Ocean off Costa Rica.
References
External links Zoologica : scientific contributions of the New York Zoological Society.Eastern Pacific Expeditions of the New York Zoological Society. XLIII. Mollusks from the West Coast of Mexico and Central America Part X; Zoologica v. 36, 1951 Biolib.cz: Image of Knefastia howelli
Gastropods.com: Knefastia howelli