PLIOCENE AND PLEISTOCENE FOSSILS FROM ALASKA. 



27 



Station A (7068). Carter Creek, 1 mile from the Arctic 

 coast at Camden Bay, in fine consolidated silt from top 

 to 30 feet below. Collected by E. de K. Leffingwell, 

 1914. Pliocene. 



*]Srucula mirabilis A. Adams (Japan). 

 Astarte actis Dall (fragment). 

 Venericardia crebricostata Krause. 

 Saxicava arctica Linne. 

 Lora sp.? (fragment). 

 *Antiplanes sp.? (fragment). 



Buccinum sp. (fragment). 

 *Balanus crenatus (Bruguiere) Pilsbry. 

 Station B (7069). Carter Creek, 100 yards east of station A 

 (7068) and 80 feet below it. Collected by E. de K. 

 Leffingwell, 1914. Pliocene. 

 Astarte carteriana Dall. 

 *Antiplanes sp.? of, A. pm-pm-ea Dall. 

 Station C (7070). Carter Creek, 200 yards east of station 

 B (7069) and 100 feet below it. Collected by E. de K. 

 Leffingwell, 1914. Pliocene. 



Leda sp. (cf. L. arctica Loven). 

 Leda sp. (cf. L. frigida Torell). 

 Astarte sp. (fi-agment). 

 Cyrtodaria camdenensis Dall. 

 *Cadidus arcticus Dall. 



Dentalium sp. (fragment). 

 *Philine sp. (fragment). 

 Tmris (Antiplanes?) sp, (fragment). 

 Cryptonatica sp. (aff. C. claiisa Broderip and 



Sowerby). 

 Amam-opsis sp. (cf. A. islandicus Gmelin). 

 *Caecum sp. (fragment). 

 Station 7228. Fifteen miles southwest of Ban-ow village, 

 . Point Barrow, Alaska, fi-om talus below bluff on the 

 coast. Collected by E. de K. Leffingwell, 1910-12. 

 Pliocene. 



Macoma sabulosa Spengler. 

 Astarte actis Dall. 

 Astarte leffingwelli Dall. 

 Venericardia crebricostata Krause. 

 Balanus rostratus alaskensis Pilsbry. 

 Station 7229. Specimens in place at same locality as 

 station 7228, taken from the bluff. Pliocene (?). 

 Astarte sp. (fi-agment). 

 Venericardia crebricostata Ki-ause. 

 Chi-ysodomus fornicatus Gray. 

 Station 200a (7230). Camden Bay; Arctic coast, at Carter 

 Creek. Collected by E. de K. Leffingwell, 1912. 

 Pliocene. 



Astarte martini Dall. 

 Astarte sp. 



Venericardia nuwokensis Dall. 

 Buccinum sp. (fragment). 

 Station 2006 (7231). Same locality as station 7230. Col- 

 lected by E. de K. Leffingwell, 1912. Pliocene. 

 Musculus sp. (fragment). 

 SeiTipes gronlandicua Gmelin. 

 Astarte arctica Gray. 

 Astarte martini Dall. 

 Cyrtodaria camdenensis Dall. 

 Coins sp. (fragment). 

 Balanus sp. (fragment). 

 Balanus balanoides (Linne) Pilsbry. 

 131049°— 20 3 



Station 19a (7618). One mile north of Fort Davis, east of 

 Nome, Alaska, near parting of Florence and Otter 

 Creek gulches (Gallatin mine). Collected by R. D. 

 Mesler, 1908. Pliocene. 



Pecten islandicus Miiller. 

 *Monia macroschisma Deshayes. 



Cardium ciliatum Fabricius. 



Venericardia crebricostata Ki-ause. 



Venericrrdia crassidens Broderip and Sowerby. 



Astarte actis Dall. 



Macoma incongrua Martens. 

 *Macoma brota var. lipara Dall. 



Macoma balthica Linne. 



Spisula polynyma Stimpson var. alaskana Dall. 



Saxicava arctica Linne. 



Panomya ampla Dall. 

 *Panomya arctica Lamarck var. tm-gida Dall. 



Hemithyris psittacea Gmelin var. alaskana Dall. 



Balanus sp. (fragment). 

 Station 18a (7619). Center Creek mines, 2 miles northwest 

 of Nome, at second beach. Collected by E. M. Kindle 

 and R. D. Mesler, 1908. Pliocene. 

 *Pecten Idndlei Dall. 

 *Monia macroschisma Deshayes. 



Cardium ciliatum Fabricius. 



Astarte actis Dall. 



Macoma middendorffii Dall. 



Macoma balthica Linne. 



Spisula polynyma Stimpson var. aiaskana Dall. 



Chrysodomus saturus Martyn. 



Chrysodomus mesleri Dall. 



Thais (Nucella) nomeana Dall. 



Trichotropis insignia Middendorff . 

 *Natica sp. (aff. N. russa Gould). 



Cryptoctenidia magna Dall. 



Balanus sp. (fragment). 

 Station 20a (7260). Half a mile west of Nome, from tail- 

 ings of Welsh mine on second beach. Collected by 

 E. M. Kindle and R. D. Mesler, 1908. Pleistocene. 



Astarte fabula Reeve. 



Saxicava arctica Linne. 

 Station 206 (7621). Half a mile west of Nome, from pros- 

 pect holes on the tundra near Snake River, second 

 beach. Collected by E. M. Kindle and R. D. Mesler, 

 1908. Pliocene. 



Mytilus edulis Linne. 



Cardiiun ciliatum Fabricius. 



Astarte sp. (fragment). 



Venericardia crassidens Broderip and Sowerby. 



Macoma balthica Linne. 



Macoma middendoi-ffii Dall (fragment). 



Chrysodomus sp. (fragment). 



Thais (Nucella) nomeana Dall. 



Balanus sp. (fragment). 

 Station 2 (7622). Hall a mile northwest of Nome, from 

 gi-avel 10 feet below the surface, near submarine beach, 

 in prospect holes. Collected by E. M. Kindle and 

 P. S. Smith, 1908. Pliocene (?). 



Mytilus edulis Linne. 

 *Monia macroschisma Deshayes. 



Cardium ciliatum Fabricius. 



Venericardia crassidens Broderip and Sowerby. 



Macoma incongi'ua Martens. 



Macoma middendorffii Dall. 



Thais (Nucella) nomeana Dall. 



Balanus sp. (fragment). 



