150 



Diagfnoses of New Spccies of Marine Bivalve 

 iVloiiusics from the Northwest Coast of Ame- 

 rica in the Collection of the United States 

 National Muséum, by William Healey Dali (1). 



Ce travail roniei-ine In description de nombreuses espèces 

 nouvelles : 



Nucula cardara. Californie, 



— darclla. id., 



— ]Jn!ù, Ij.isse-Calilornie, 



— quirica, Alaska, 



— pclriola, Californie. 

 Leda navisa, id., 



— amiala, id., 



— oxia, id., 



— liogona,mer de Behring, 



— goviphnidea. Orégon, 



— flascona, Californie, 



— phenaxia, id., 



— spargana, id., 



Yoldia oleacina, Océan Arcti- 

 que, 



— accunda, Alaska, 



— berlngiana, îles Pribi- 



loff, 



— orcia, Californie. 



— sanesia, Alaska, 



— cccinclla, golfe de Cali- 



fornie, 



— capsa, Orégon, 

 Mallelia (Minormalletia) lala- 



ma, îles Pribiloff, 

 M. {Ncilo) fiora, Alaska, 



Tindaria caliloruicn, Califor- 

 nie, 



— brunnrd. mer de iJeh- 



ring, 



— marUniaua Californie, 



— RUldi, id.. 



— discolania, id., 



— cerrola, id., 

 Ghjciiiiirris coricziana, id., 



— migucliana, id., 

 Limopsis sUenia, mer de Beh- 

 ring, 



— akutanica, îles Aléou- 



tiennes, 

 Plcria vlridizona, Californie. 

 VuJscUa pacificM. Nicaragua, 

 Pseudamusiu m in con g rmun , 



Californie, 



— bistriatum., id., 

 IJinatula atténuai a , îles 



Aléoutiennes, 

 Modiolas (? polilus Verr. 



var.) paUiduhis\ Californie, 

 Dacrydium parilicum, mer de 



Behring, 

 Muscidus olivacevs. id.. 



(1) Extrait des Proceedings of the United States \ational Museutn. 

 vol. 52, pp. 393-417. 1916. 



