ON MOLLUSCA OP THE WEST COAST OT NORTH AMERICA. 613 



Ko. 



88. Bittinm armittatum. 8. Diego. [Fossil, Santa Barbara, Jeioett.'] 



89. Bitthim asperum. S. Diego ; Cat. Is., beach to 40 fm. [Fossil, Santa Barbarn. 



Jeicett.'] 



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



91. Isapis obttisa, n.s. Mont. — S. Diego ; Cat. Is., 10-20 fin. 



92. Missoina interfossa, n.a. Mont. ; Cat. Is., 8-10 fin. 



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



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



! 95. ? Amphithulamvs lacunattts, n.s. S. Diego. 1 immature epeoiinsn* 

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



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



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



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



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



101. Trivia Solandri. Santa Bai-bara and St. Nicholas Is. ; common. 



102. Oheliscus ?variegatus. S. Diego. (Also La Paz, Cape St. Lucafl.) 

 10-3. Chrysallida pumila, n.a. S. Diego ; Cat. Is. 



104. Chrysallida cinda, n.s. Sta. Barbara Is. ; very rare, 



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



106. Cheinnitzia {ftenuicula, var.) svbcuspidata. S. Diego. 



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



Kennerley.) 



108. Evlima compacta, ?n.s. S. Diego. \ ( Dr. Cooper has not decided whether 



109. EulimaridUa,?n.&. Monterey. ( | these be distinct species. 



110. Scalaria heUastriata, n.s. Monterey. 



111. Scalaria subcoronata, n.s. Monterey. 



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



113. Scalaria fCiemint/ii. 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 fin. 



118. Ceritkiopsis cohtmna, n.s. Monterey. 



119. Ceritkiopsis assimiluta. Cat. Is. = Maz. Cat., no. 563. 



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



not be distinguifshed fi-om the Herm shells.] 



121. Priene Oregonensis. " Comes south to Monterey.'' 



122. Nassa inscidpta, n.s. Cat. Is., living in 40 fin., rare. 



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



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

 12-5. Anachis subturrita, n.s. S. Diego. 



126. Trophon triangulatus, Pn.s. Cat. Is., 60 fin. [Resembles the yoiuig of 



Murex centrifugtcs.l 



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



128. Octopus punctatus, Gabb. San Olemente Is. 



129. Onychoieidhis fusiformis, Gabb. San Clemente Is. 

 1-30. Ommastrephes giganteus, D'Orb. San Clemente Is. 



131. Omviastrephes Ayresii, Gahh. San Clemente Is. "Himdreds on the beach.' 



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

 the evidence for wMch was before considered doubtful. Such are — 



132. Waldheimia Californiea, Koch [non auct.,= ^te6o«a, Patagonia]. 120 fm." 



Catalina Is. 

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

 134, 135. Standella Californiea, 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 

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



99 



