, Lulima rutila,?n.s. Monterey. | 
. Scalaria bellastriata, n.s. Monterey. 
. Scalaria subcoronata, u.s. Monterey. 
. Scalaria crebricostata, nu.s. Monterey, 8. Diego. 
ON MOLLUSCA OF THE WEST COAST OF NORTH AMERICA. 6138 
. Bittium armillatum. §. Diego. [Fossil, Santa Barbara, Jewett. ] 
. Bittium asperum. 8. Diego ; Cat. Is., beach to 40 fm. [TF ossil, Santa Barbara, 
Jewett. | 
. Isapis fenestrata, n.s. 8. Diego. (Also Neeah Bay, Swan.) 
. LIsapis obtusa, n.s. Mont.—S. Diego; Cat. Is., 10-20 fm. 
. Rissoina interfossa, u.s. Mont.; Cat. Is., 8-10 fm. 
. Rissoa acutelirata, u.s. 8. Diego *. 
. Fenella pupoidea, u.s. Mont., 20 fm.; rare. 
. PAmphithalamus lacunatus, n.s. 8. Diego. 1 immature specimen. 
. Diala acuta, n.s. Mont.; Cat. Is., beach to 10 fm. 
. Diala marmorea, n.8. Monterey, 8. Diego; very rare. 
. Styliferina turrita, ns. S. Diego. 
. Jeffreysia translucens, n.s. 8. Diego, 
. Cythna albida, n.s. 8. Diego. 
. Trivia Solandrt. Santa Barbara and St. Nicholas Is. ; common. 
. Obeliscus ?variegatus. 5S. Diego. (Also La Paz, Cape St. Lucas.) 
. Chrysallida pumila, n.s. S. Diego; Cat. Is. 
. Chrysallida cincta, n.s. Sta. Barbara Is.; very rare. 
. Chemnitzia chocolata, n.s. 8. Diego. 
. Chemnitzia (Ptenwicula, var.) subcuspidata. 8S. Diego. 
Eulima micans, n.s. 5. Diego. Cat. Is., 30-40 fm. (Also Puget Sound, 
Kennerley.) 
Eulima compacta,?n.s. §.Diego.| j|Dr. Cooper has not decided whether 
these be distinct species, 
Scalaria ? Cuming. 8. Diego. 
Scalaria ?Indianorum, var. 8. Diego. [Probably conspecific with the Van- 
couver shells. | 
Opalia borealis. Favallones Is. (Also Neeah Bay, Swan.) 
Opalia spongiosa, u.s. Monterey. 
Opalia retiporosa,u.s. Cat. Is., rare and dead in 40 fm. 
Cerithiopsis columna, n.s. Monterey. 
. Cerithiopsis assimilata. Cat. Is.= Maz. Cat., no. 563. 
Triforis Padversa. Cat. Is., 10-40 fm., very rare. [The specimens sent can- 
not be distinguished from the Herm shells. | 
Priene Oregonensis. ‘‘ Comes south to Monterey.” 
. Nassa insculpta, v.s. Cat. Is., living in 40 fm., rare. 
. Amycla undata, n.s. Cat. Is., not rare in 40 fm. 
. Amycla chrysalloidea, u.s. 8S. Diego, shoal water. 
. Anachis subturrita,n.s. 8. Diego. 
. Trophon triangulatus, ?n.s. Cat. Is., 60 fm. [Resembles the young of 
Murex centrifugus. | 
. Argonauta argo. “ Hundreds on beach at Sta. Cruz Is.” 
. Octopus punctatus, Gabb. San Clemente Is. 
. Onychoteuthis fusiformis, Gabb. San Clemente Is. 
. Ommastrephes giganteus, D’Orb. San Clemente Is. 
. Ommastrephes Ayresit, Gabb. San Clemente Is. ‘“ Hundreds on the beach.” 
' Besides the above, several species are now satisfactorily assigned to the fauna, 
the evidence for which was before considered doubtful. Such are— 
152. 
133. 
Waldheimia Californica, Koch [non auct.,=globosa, Patagonia]. 120 fm. 
Catalina Is. 
Clidiophora punctata, §. Diego to Sta. Cruz; valves common, but rare living. 
154, 135. Standella Californica, planulata, et Pnasuta. Conrad’s types being lost, 
and his species imperfectly described from very young specimens, a difficulty 
* Most of the minute shells from 8. Diego, quoted without station, were found in the 
shell-washings of the consignments from Dr. Cooper and Dr. Palmer, 
