Knefastia walkeri is a species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.
Description The length of the shell varies between 37 mm and 67 mm.
Distribution This species occurs in the Sea of Cortez, Western Mexico
References
Berry, Samuel Stillman. "West American molluscan miscellany. II." Leaflets in Malacology 1.16 (1958): 91–98.
External links
Gastropods.com: Knefastia walkeri