18 
166 Volutella pyriformis Cpr 
On sea-grass, probably abundant, San Diego bay. 
167 Volvarina varia Sby 
Common beneath rocks partially imbedded in shell sand, ocean 
beaches. 
168 Olivella biplicata Sby 
Abundant on sandy ocean beaches about May. Pure white 
and, more rarely, black individuals may be found. 
169 Olivella boetica Cpr 
Abundant on sandy beaches at False bay and elsewhere in May. 
170 Columbella fuscata Sby 
One specimen found on sea-grass at San Diego. 
171 Columbella (Astyris) carinata Hds 
Found abundantly on sea-grass during the spring. Very 
variable in form and coloring. 
172 Columbella (Astyris) tuberosa Cpr. 
Dead specimens abundant; not found alive. Straits of Fuca. 
Santa Barbara. 
173 Amphissa versicolor Dall 
Not rare, with Volvarina varia, Sby. San Francisco bay to 
Todos Santos bay. 
174 Anachis subturrita Cpr 
Found among oyster shells from an old pile below low-water 
mark. 
175 Surcula carpenteriana Gabb 
Todos Santos bay, dead on beach. 
176 Drillia moesta Cpr 
Abundant in the spring at La Playa and elsewhere. Also at 
Todos Santos bay. 
177 Drillia inermis Cpr 
Specimers occasionally found at low water, but apparently 
common in deeper water. 
178 Mangilia angulata Cpr 
game common; sandy beach at La Playa, with Cylichna inculta 
179 Mitromorpha filosa Cpr 
Under boulders imbedded in shell sand, ocean beaches, near 
low-water mark; rare. Also at Todos Santos bay. 
180 Trivia californica Gray 
Dead specimens of this are not uncommon, but I have not 
found it living. 
181 Trivia solandri Gray 
Rare; living specimens have been found at La Playa and 
False bay during the spring tides. Dead specimens not rare at 
Todos Santos bay. 
