ON MOLLTTSCA OF THE WEST COAST OF NORTH AMERICA. 613 



Ko. 



88. Bittium armittatum. S. Diego. [Fossil, Santa Barbara, Jeivett."] 



89. Bittium asperum. S. Diego ; Cat. Is., teach to 40 fm. [Fossil, Santa Barbara. 



Jeivett.~] 



90. Isapis fenestrata, n.s. S. Diego. (Also Neeah Bay, Swan.) 



91. Isapis obtusa, n.s. Mont. S. Diego j Cat. Is., 10-20 fm. 



92. Rissoina interfossa, n.s. Mont. ; Cat. Is., 8-10 fm. 



93. Rissoa acutehrata, n.s. S. Diego *. 



94. Fenella pupoidea, n.s. Mont., 20 fm. ; rare. 



i 95. ?Amphithalamus lacunatus, n.s. S. Diego. 1 immature specimen. 



96. Diala acuta, n.s. Mont. ; Cat. Is., beach to 10 fin. 



97. Diala marmorea, n.s. Monterey, S. Diego j very rare. 



98. Styliferina turrita, n.s. S. Diego. 



99. Jeffreysia translucens, n.s. S. Diego. 



100. Cythna albida, n.s. S. Diego. 



101. Trivia Solandri. Santa Barbara and St. Nicholas Is. ; common. 



102. Obeliscus ?variegatus. S. Diego. (Also La Paz ; Cape St. Lucas.) 



103. Chrysallida pumila, n.s. S. Diego ; Cat. Is. 



104. Chrysallida cincta, n.s. Sta. Barbara Is. j very rare. 



105. Chemnitzia chocolata, n.s. S. Diego. 



106. Chemnitzia (?tenuicula, var.) subcuspidata. S. Diego. 



107. Eulima micans, n.s. S. Diego. Cat. Is., 30-40 fin. (Also Puget Sound, 



Kennerley.) 



108. Eulima compacta, ?n.s. S. Diego. [ i Dr. Cooper has not decided whether 



109. Eulima rutila, ?n.s. Monterey, j j these be distinct species. 



110. Scalaria bettastriata, n.s. Monterey. 



111. Scalaria subcoronata, n.s. Monterey. 



112. Scalaria crcbricostata, n.s. Monterey, S. Diego. 



113. Scalaria ?Cumingii. S. Diego. 



114. Scalaria ?Indianorum, var. S. Diego. [Probably conspecific with the Van- 



couver shells.] 



115. Opalia borealis. Farallones Is. (Also Neeah Bay, Swan.) 



116. Opalia spongiosa, n.s. Monterey. 



117. Opalia retiporosa, n.s. Cat. Is.,' rare and dead in 40 fm. 



118. Cerithiopsis columna, n.s. Monterey. 



119. Cerithiopsis assimilata. Cat. Is. = Maz. Cat., no. 563. 



120. Triforis ?adversa. Cat. Is., 10-40 fm., very rare. [The specimens sent can- 



not be distinguished from the Herm shells.] 



121. Priene Oreaonensis. "Comes south to Monterey/' 



122. Nassa insculpta } n.s. Cat. Is., living in 40 fm., rare. 



123. Amycla undata, n.s. Cat. Is., not rare in 40 fin. 



124. Amycla chrysalloidea, n.s. S. Diego, shoal water. 



125. Anachis suUurrita, n.s. S. Diego. 



126. Trophon triangulatus, Pn.s. Cat. Is., 60 fm. [Resembles the young oi ? 



Murtx centrifugusJ] 



127. Argonauta argo. " Hundreds on beach at Sta. Cruz Is." 



128. Octopus punctatus, Gabb. San Clemente Is. 



129. Onychoteuthis fusiformisy Gabb. San Clemente Is. 



130. Ommastrephes gic/anteus, D'Orb. San Clemente Is. 



131. Ommastrephes Ayresii, Gabb. San Clemente Is. "Hundreds on the beach.' 1 ' 



Besides the above, several species are now satisfactorily assigned to the fauna, 

 the evidence for which was before considered doubtful. Such are 



132. Waldheimia Calif orniccij Koch [non a,uct.,=globosa, Patagonia]. 120 fm. 



Catalina Is. 



133. Clidiophora punctata. S. Diego to Sta. Cruz ; valves common, but rare living. 



134. 135. Standella Calif ornica, planulata, et ?nasuta. Conrad's types being lost, 



and his species imperfectly described from very young specimens, a difficulty 



* Most of the minute shells from S. Diego, quoted without station, were found in the 

 ehell-washings of the consignments from Dr. Cooper and Dr. Palmer. 



99 



