, common name Cancellaria cooperii Cooper's nutmeg, is a species of medium-sized to large sea snail, a marine gastropod mollusk in the family Cancellariidae, the nutmeg snails. 
Description [ edit ]
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Ecology [ edit ]
Life habits [ edit ]
This species is an ectoparasite that
parasitizes the Pacific electric ray, , and perhaps other Torpedo californica benthic fishes. Cooper's nutmeg is uncommonly found, offshore, on sandy  substrate.
Distribution [ edit ]
This nutmeg snail occurs in the Eastern Pacific Ocean from
Monterey, California to San Benito Island, in central Baja California, Mexico.
References [ edit ]
^ . Retrieved through: Cancellaria cooperii Gabb, 1865 World Register of Marine Species on 6 April 2010.
^ J. B. O'Sullivan, R. R. McConnaughey, and M. E. Huber, A Blood-Sucking Snail: The Cooper's Nutmeg, Cancellaria cooperii Gabb, Parasitizes the California Electric Ray, Torpedo californica Ayres (1987), Biol. Bull. 172: 362-366
Link to Biol. Bull. article
External links [ edit ]
McLean, James H., 1978,
Marine Shells of Southern California, Natural History Museum of Los Angeles County Museum, Science Series 24, Revised Edition, p 51.