Vol. IX] SMITH— CLIMATIC RELATIONS 135 



Chama frondosa Brod., Carditamera af finis Brod., Chione 

 amalthusia Phil., Dosinia ponderosa Gray, Dosinia dunkeri 

 Phil, Glycimeris giganteus Rv., Glycimeris inequalis Shy., 

 Macrocallista auriantiaca Sby., Margaritiphora fimhriata Dkr., 

 Mulinia pallida B. & S., Ostrea chilensis Phil., Pecten circularis 

 Sby., Spondylus crassisquama Lam., Venericardia cuvieri 

 Brod., Bullaria adamsi Menke, Cerithium adustum Kien., 

 Conus princeps L., Conus purpurascens Brod., Conus virgatus 

 Rv., Cymia tectum Wood, Latirus castaneus Rv., Latirus cer- 

 atus Wood, Latirus varicosus Rv., Murex multicrispatus Dkr., 

 Murex radix Gmel., Oliva peruviana Lam., S trombus gracilior 

 Sby., Strombus granulatus Gray, Terebra robusta Hds., Thais 

 crassa Bl., Turritella goniostoma Val., Turbo saxosus Wood, 

 Uvanilla olivacea Wood, Vasum muricatum Born, Vitularia 

 salebrosa King. 



These species are all living now in the same region. The 

 fauna is thoroughly tropical, and is probably very late 

 Quaternary. 



Galapagos Islands. This fauna evidently belongs to the 

 older Quaternary, since it contains a number of extinct species. 

 The fossils collected several years ago by Mr. W. H. Ochsner 

 for the California Academy of Sciences are now under investi- 

 gation by Dr. Dall. No displacement of the isotherms is indi- 

 cated, and none could be expected under the equator. 



Magdalcna Bay, Loiver California, lat. 24° 30' N. Collected 

 by R. G. McGregor and E. Call Brown. Area tuberculosa Sby., 

 Cardium elatum Sby., Cardium consors B. & S., Chione 

 neglecta Carp., Macrocallista squalida Sby., Metis alta Con., 

 Mulinia pallida B, & S., Pecten circularis Sby., Pecten sub- 

 nodosus Sby., Tapes grata Say, Tellina punica Born, Astrcea 

 undosa Wood, Cerithium adustum Kien, Cerithium gemmatum 

 Hds,, Cerithium ocellatum Hds., Cuma kiosquiformis Duclos, 

 Conus princeps L., Conus purpurascens Brod., Eupleura muri- 

 ciformis Brod., Macron cethiops Rv., Macron kellettii Hds., 

 Murex festivus Hds., Oliva angulata Lam., Oliva araneosa 

 Lam., Oliva porphyria L,, Olivella biplicata Sby., Pleurotoma 

 carpenteriana Gabb, Purpura hcemostoma L., Ranella calif ar- 

 nica Hds,, Strombus gracilior Sby., Strombus granulatus Gray, 

 Terebra robusta Hds., Terebra specillata Hds., Terebra var- 



