FORAMfXTFERA OF KORTTT PACIFIC OCEAN. 



59 



as to form a triserial test; wall coarsely arenaceous, rough or fairly 

 smooth on the surface; aperture slit-like, at the inner basal margin of 

 the chamber, protected by a, valvular lip; early chambers dark reddish 

 brown, the later becoming lighter; area of attachment light gray. 



Diameter about 0.50 mm. 



Distribution. — There are no previously published records for this 

 species in the North Pacific. The only specimens obtained from the 

 material examined were from Albdtross station H2922, in 268 fathoms, 

 near the Hawaiian Islands. 



Figs. 94-95.— Valvulina fusca. 94. attached specimen-, x 40. 95, a, dorsal view; h, ventral 

 view; c. side view. X 50 (after Beady). 



VALVULINA FUSCA (Williamson). 



Rotalina fusca Williamson, Rec. Foram. Great Britain, 1858, p. 55, pi. 5, figs. 



114, 115.— Terquem, Ess. Anim. Plage Dunkuerque, 1875, p. 26, pi. 2, 



figs. G, a, b. 

 Valvulina fusca M. Saks. Vid. Selsk. Forh., 1868, p. 249.— H. B. Brady, Rep. 



Toy. Challenger, Zoology, vol. 9, 1884, p. 392, pi. 49, figs. 13, 14— Goes, 



Kongl. Svensk. Vet. Akad. Handl., vol. 25. No. 9, 1894, p. 39, pi. 8, figs. 



353-355. 

 Valvulina triangularis, var. austriaca Parker and Jones, In trod. Foram., 1862, 



p. 311. 

 Valvulina austriaca 11. 15. Brady, Trans. Linn. Soc. London, vol. 21, L864, ]>. 472. 



Description. — Test typically attached, low conical, depressed, 

 rounded, the affixed end concave; chambers spirally arranged, with 

 only three chambers in each whorl; wall finely arenaceous, smooth; 



