116 PALAEONTOLOGY OF CALIFORNIA. 



C. petrosa, Con. 



C. petrosa, Con. ; Jour. Conch., 1865, p. 151. 



Bulina petrosa, Con. ; Am. Jour. Sci., 1848, p. 433, fig. 11. 



Miocene, Oregon. . 



BULLA, Linn. B. jugularis, Con. 



B. jugular is, Con. ; P. E. E. Eep., Vol. 5, p. 328, pi. 7, fig. 62. 

 Miocene, Ocoya Creek. 



ACEPHALA. 



ENSIS, Sehum. E. curtus, Con. 



Solen curtus, Con. ; Am. Jour. Sci., 1848, p. 433, fig. 13. 

 Ensis curtus, Con. ; Jour. Conch., 1865, p. 152. 

 Plectosolen curtus, Con. ; Sm. Check List, No. 239. 

 Miocene, Oregon. 



SAXICAVA, Fleur. S. abrupta, Con. 



S. abrupta, P. E. E. Eep., Vol. 5, p. 324, pi. 3, fig. 25. 

 Post-Pliocene, San Pedro. 



MYA, Linn. M. Montereyana, Con. 



Mya Montereyana, Con. ; P. E. E. Eep., Vol. 6, p. 70, pi. 2, fig. 4 



Probably = Cryptomya Californica. 



M. subsinuata, Con. 



Mya subsinuata, Con. ; P. E. E. Eep., Vol. 7, p. 72, pi. 2, fig. 5. 

 Probably also = Cryptomya Californica. 



CORBTJLA, Brug. C. Biegoana, Con 



Corbula Diegoana, Con. ; P. E. E. Eep., Vol. 5, p. 322, pi. 3, fig 16. 

 Post-Pliocene, San Diego. 



