IXVERTEBRATE FOSSILS. 



I. EXTINCT MOLLUSCA. 



L. C, Lower Califoi-nia. N., S., now living north 

 or south of California. 



1000 Morrisia Hornii Gahb. 



1001 Terebratula nitens Con 



1002 Zirphoaa Gabbi Tryon. = 13? 



1003 ZirphcBa dentata Gabh. 



1004 Saxicava abrupta Con. = lis ^ 



1005 Mya Montereyana Con. = 32 1 



1006 Mya subsinuata Con. = 53 ? 

 .1007 Corbula Diegoana Con. 



1008 Pandora scapha Gahb. 



1009 Pandora bilirata Con. = 3i ? 



1010 Thracia trapezoides Con. 



