Ceratostoma foliatum Gmelin, 1791 85-93mm Cuyler's Harbor, San Miguel Is., Channel Islands, Santa Barbara, CA On rocks and reefs @ 30-50' 8-91/8-93

Ceratostoma foliatum Gmelin, 1791 80-88mm Santa Rosa Is., Channel Is., Santa Barbara, CA On rocks and reefs @ 50-60' 8-93

Ceratostoma foliatum Gmelin, 1791 21-44mm Cuyler's harbor, San Miguel Is., Channel Islands, Santa Barbara, CA On rocks and reefs @ 30-50' 8-91/8-93

Ceratostoma foliatum Gmelin, 1791 75mm Whidbey Is., Washington Off small jetty, near strong current, on large rocks below low tide mark. 8/91

Ceratostoma foliatum Gmelin, 1791 71mm Cactus Is., Puget Sound, Washington On rocks at 20'
Ceratostoma foliatum Gmelin, 1791 76mm Neah Bay, Washington On rocks at low tide