44 Bulletin Santa Barbara Society of Natural History. Vol. I. 



Opalia crenatoides, Cpr., var., insculpta, Cpr., S. C. Is. (Southern limit.) 



" bullata Cpr., (Geog. Cat.), only locality. 

 Cerithiopsis tuberculata, Moat., Santa Rosa Island. 

 " assimilata, Q. B. Ad., rare. 



" portior, Cpr., (Geog. Cat.), only known locality. 



Cancellaria Cooperi, Gabb. f very rare. 

 Lunatia Lewisii, Old., Island and main land coast. 

 Lamellana Stearnsiana, Ball, Santa Rosa Island and main land coast. 

 Ranella californica, Hds., islands, dredged in Channel. 

 Mitra maura, Sw., Islands and main land coast, rare. 

 Marginella Jewettii, Cpr., (Geog. Cat.), Southern limit, 

 subtrigona' " (Geog. Cat.), Southern limit. 

 Volvarina varia, Sby., Santa Rosa Island. (Northern limit.) 

 Olivella biplicata, Sby., islands and main land coast, abundant. 

 Nassa fossata, Gld., Santa Rosa Island and M. C; not common, occasionally 

 found living near Santa Barbara. 

 " perpinguis, Hds., rare. 



" mendica, Gld., Santa Rosa Island and main land coast. 

 " Cooperi, Fbs., " " " 



" tegula Rre., rare. (Northern limit.) 

 Columbella (Amycla) carinata, Hds., 



" " " car. Mindsii, Roe. 



" tuberosa, Cpr., rarely found living. 



" " gausapata, Gld. ► 



Amphissa corrugata, Rre., islands and main land coast. 

 " " var., Santa Rosa Island. 



" " versicolor, Lall, Santa Rosa Island. 



Purpura crispata, Chem., var. septentrionalis, Rre., (Geog. Cat.) Southern limit.) 

 " canaliculata, Duel., Santa Rosa Island. (Southern limit.) 

 " saxicola, ]'al., " " " 



" " var. fuscata, Fbs., S. R. I., " 



" ostrina, Gld., (Geog. Cat.) (Southern limit.) 

 " emarginata, vesh., Santa Rosa Island. 

 " triserialis, Blain, (Geog. Cat.), Northern limit. 

 Monoceros engouatum, Cuur., Santa Rosa Is. and main land coast. 

 Ktr. spiratum, Blain, S. R. Is. " 



" lapilloides, Conr., " " 



" paucilirata, Siearns, Southerly Channel Islands? 



Ocinebra lurida, Midd., Santa Rosa Island. 



" rar. {Dr. Cooper), Santa Rosa Island. 

 " interfossa, Cpr., (Newcomb.) 



" rar. atropurpurea, Cpr., S. R. Is. (Southern limit. ) 



" muricata, Cooper, Santa Rosa Island. 

 " " " clathrata, Cpr., '' " 



Poulsoni, Cpr., (Northern limit.) 



Cerostoma foliatum, Gmel., very rare, dredged alive in S. B. Channel. (South- 

 ern limit.) 

 " Nuttalli, Conr., Carpinteria (Hardy.) 



Chorus Belcheri, Hds., found in Indian Rancherias. (Northern limit.) 

 Nitidella Gouldii, Cpr., Santa Rosa Island. 

 Muricidea incisa, Brod., Santa Cruz Island. (Northern limit.) 

 " fasceolata, Hds., Santa Rosa Island. 



barbarensis, Gabb., (Geog. Cat.), Northern limit, 

 subangulata, Stearns, San Miguel Island only. Collected by Harford 

 (Proc. Cal. Acad. Sc, Vol. v, p. 81.) 

 Trophon triangulatus, Cpr., (Geog. Cat.), S, C. Is. (Northern limit.) 

 Siphonalia Kellettii, Fbs., dredged in Channel. " 



Neptunea (Chrysodomus) lirata, Mart., jun. ? S. B. (Southern limit.) 

 Fusus, ambustus, Gld., (Geog. Cat.). Northern limit. 



" cinereus, Rre., (F. geniculus, Conr.?) S. R. Is. (Southern limit. ) 



