104 PALAEONTOLOGY OF CALIFORNIA. 



P. PECKHAMI, Gabb. 



P. Peckhami, Gabb ; Pal. Cal., Vol. 2, p. 59, pi. 16, fig. 19. 

 Miocene, San Pablo, Monterey County, Ojai Ranch. 



P. PEDROANUS, Trask, sp. 



Plagiostoma Pedroana, Trask ; Proc. Cal. Acad., Vol. 1, p. 86, pi. 3, fig. 1. 

 Flag, annulata, Trask ; loc. dt., p. 86, pi. 3, fig. 2. 

 Plag. truncaia, Trask ; loc. cit., p, 86, pi. 3, fig. 3. 

 Pecten Pedroanus, Gabb; Pal. Cal., Vol. 2, p. 60. 

 Miocene, San Pedro. 



P. HASTATUS, Sby. 



P. hastate, Sby. ; Thes. Conch., 1847, p. 72, pi. 22, flg. 236. 

 P. hericeus, Gld. ; Proc. Bost. N- Hist. Soc., 1850, p. 236. 

 Id., Gld. ; Wilkes's Exped., p. 457, pi. 42, fig. 570. 

 P. altiplicatus, Con. ; P. R. R. Rep., Vol. 7, p. 191, pi. 3, fig. 2. 

 Post- Pliocene, Santa Barbara. Living. 



P. ISLANDICUS, Miill. 



P. Icelandicus, Mull. ; Zool. Dan., p. 248. 



P. Islandicus, Chemn. ; Conch. Cab., Vol. 7, p. 65, fig. 615, 616. 



P. Fabricii, Phil. ; Abbild., p. 3, (101) tab. 1, fig. 5. 



P. Pealii, Con. ; Amer. Marine Conch., p. 12, pi. 2, fig. 3. 



Post-Pliocene, Santa Barbara. Living. 



P. VENTRICOSUS, Sby. 



Pecten ventricosus, Sby. ; Thes. Conch, p. 51, pi. 12, fig. 18, 19, and 26. 

 P. tumidus, Sby. ; Proc. Zool. Soc., 1835, p. 109. 

 Post-Pliocene, San Pedro. Living, 



JANIRA, Schum. J. DENTATA, Sby,, sp. 



Pecten dentatus, Sby. ; Thes. Conch., Vol. 1, p. 49, pi. 15, fig. 105, 106 

 Janira dentata, Cpr. ; Brit. Assn. Kep., W. C. Moll., 1863, p. 645. 

 Vola dentata, H. & A. Ad. ; Gen. R. Moll. 

 Pecten excavatus, Val. ; Voy. Venus, pi. 19, fig. 1. 

 Post-Pliocene, Santa Barbara. Living. 



