ON MOLLTJSCA OF THE WEST COAST OF NORTH AMERICA. 613 



Ko. 



88. Bittium armiUatnm. S, Diego. [Fossil, Santa Barbara, Jcwett.'] 



89. Bittium asperum. S. Diego ; Cat. Is., beach to 40 fm. [P'ossil, SuDt^a BaibajR, 



Jeicett.'] 



90. Impis fenestrata, n.s. S. Diego. (Al«o Neeah Bay, Swnti.) 



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



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



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



94. Fenella jnqjoidea, n.s. Mont., 20 fm. ; rai'e. 



95. ? Amphithalaimts lacnnatus, n.s. S. Diego. 1 immature speci'jj^ii. 



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



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



98. Stifliferina tarrita, n.s. S. Diego. 



99. Jeffrey da ti-anslncens, n.s. S. Diego. 



100. Ci/thna alhida, n.s. S. Diego. 



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



102. Oheliscns fvarieffaius. S. Diego. (Also La Paz, Cape St. Lucas.) ' 



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



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



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



106. Chemnitzia (?tentncida, var.) subeuspidata. S. Diego. 



107. Eidima micans, n.s. S. Diego. Cat. Is., 80-40 fm. (Also Puget Sound, 



Kennerley.) 



108. Evlim a comjMct a,? n.s. S.Diego. [ i Dr. Cooper has not decided whether 



109. J^idima riitila,? n.s. Monterey. ( j these be distinct species. 



110. Scalaria bellastriata, n.s. ]\Ionterey. 



111. Scalaria sabcoronata, n.s. Monterey. 



112. Scalaria crch'icostata, n.s. Monterey, S. Diego. 



113. Scalaria ?Cmningii. S. Diego. 



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



couver shells.] 



115. Opalia borealis. Farallones Is. (Also Neeah Bay, <$'?{;««.) 



116. Opalia spongiosa, n.s. Monterey. 



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



118. Cerithiopsis colnmna, n.s. Monterey. 



119. Cerithiopsis assitjiilata. 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 Oregonensis. " Comes south to Monterey."' 



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



123. Atnycla undata, n.s. Cat. Is., not rare in 40 fm. 



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



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



126. Trophon triangulatus, ?n.s. Cat. Is., 60 fin. [Resembles the youiig ot' 



Murex centrifvgus.^ 



127. Argonanta argo. " Himdreds on beach at Sta. Cruz Is." 



128. Octopus inmctatiis, Gshh. San Clemente Is. 



129. Oivychotetdhis ftisiformis, Gabb. San Clemente Is. 



130. Ontmastrephes giganteus, D'Orb. San Clemente Is. 



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



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

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



132. Waldheimia Californiea, Koch [non auct.,= globosa, Patagonia]. 120 fm. 



Catalina Is. 



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



134. 1.35. Standella Californiea, planidata, et fnastda. Conrad's types being lost, 



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



* Most of the minu^^e shells from S. Piego, quoted without station, were found in the 

 ehell-wasliings of the consigiuuents from Dr. Cooper and Dr. Palmer. 



99 



