576 



ARNOLD AND HANNIBAL— MARINE TERTIARY [April 19, 



couver greenstone-diorites, and on Muir Creek a mile or two back 

 from the coast the greenstone is exposed beneath the Sooke in the 

 bed of the Canon so that the development of the sedimentaries on 

 the coast is evidently only local. 



The following fauna was obtained from this formation. 



Partial List of Species in the Sooke Formation {Middle Oligocene) of the 

 Southern Coast of Vancouver Island. 



Pelecypoda: 



Macrocallista malhewsoni Gabb. 

 Macrocallisla newcombei Mrm. ^^ 

 Mylilus sammamishensis Wvr . . 



Ostrea idriansis Gabb 



Pecten branneri Arn.^*"' 



Phacoides aculilinealus Conr . . . 



Solen curtus Conr 



Spisula albaria Conr 



Tellina oregonensis Conr 



Yoldia Oregon a Shum 



G.\steropoda: 



Aleclryon newcombei Mrm.^*" 

 Bullia buccinoides Mrm. . . . 

 Crepidula prarupta Conr. . . 

 Eiidoliiim pelrosum Conr. . . 

 Natica oregonensis Conr . . . . 

 Patella geometrica Mrm.^*'' . 



Polinices callosa Gabb 



Polinices galianoi Dall 



Scaphopoda: 



Dentalium conradi Dall .... 



^^S' Species characteristic of this horizon. 



Locality 139; sandstone and conglomerate, seacliflfs between Muir and 

 Coal Creeks west of Otter Point, Sooke, Vancouver Island. (C. F. New- 

 combe and H. Hannibal.) 



Locality 130; basal sandstone, seacliffs at Fossil Creek, two miles west of 

 Sherringham Point, Jordan River, Vancouver Island. (H. Hannibal.) 



Locality iji; basal sandstone, seacliffs one half of a mile east of Slide 

 Hill telegraph station, Jordan River, Vancouver Island. (H. Hannibal.) 



The Astoria Series. 

 The name Astoria formation as applied to a stratigraphic divi- 

 sion of the Oregon Tertiary was first used in print by Cope-^ who 

 25 ^m. Nat., XIV., 1880, p. 457. 



