CRUSTACEA. 



CANCER, Linn. C. Brewerii, Gabb. 



C. Brewerii, Gabb ; Pal. Cal., Vol. 2, p. 1, pi. 1, fig. 1. 

 Pliocene, Santa Barbara. 



MOLLUSCA. 



ATURIA, Bronn. A. ziczac, Sby. sp. 



A. ziczac. Con. ; Jour. Conchology, 1865. No. 1. 



Nautilus ziczac, Sby. ; Min. Concb., Vol. 1, p. 12, pi. 1. 



K ungustatus, Con. ; Wilkes's Exped., p. 728, pi. 20, fig. 58. 



Pelagus Vanuxemi, Con. ; Jour. Acad. Pbila., 2d Ser., Vol. 1, p. 130, pi. 14, 



fig. 5. 

 Aturia Vanuxemi, Con. ; Smithsonian Check List, No. 639. 

 Miocene, Astoria. 



TBIPTERA, Quoy and Gaim. T. clavata, Gabb. 



T. clavata, Gabb; Pal. Cal., Vol. 2, p. 1, pi. 1, fig. 2. 



Miocene, near Griswold's, on tbe road from San Juan to the New Idria mines, 



associated with Dosinia Mathewsonii, Area microdonta, Acila Castrensis, and 



various other characteristic species. 



MTJRICIDEA, Swains. M. Californica, Hds. sp. 



Murex Californicus, Hds. ; Proc. Zool. Soc, 1863, p. 128. 

 Muricideaid., Cpr. ; Brit. Assn. Eep., 1863, p. 663. 

 Post-Pliocene, Santa Barbara. Living. 



M. (Phyllonotus ?) paucivaricata, Gabb. 



Muricidea [Phyllonotus?) paucivaricata, Gabb; Pal. Cal., Vol. 2, p. 43, pi. 14, 



fig. 1. 

 Post- Pliocene, S. Barbara, S. Pedro, S. Diego. 



M. Barbarensis, Gabb. 



M. Barbarensis, Gabb; Proc. Cal. A. N. S 

 Post-Pliocene, Santa Barbara. Living. 



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