144 



BULLETIN 100, UNITED STATES NATIONAL MUSEUM. 



Valvulina triangularis, var. austriaca Parker and Jones, Introd. Foram., 1862, 



p. 311. 

 Valvulina austriaca H. B. Brady, Trans. Linn. Soc. London, vol. 24, 1864, p. 472. 



This species is much less abundant than the preceding. It occurs 

 at fewer stations and in fewer numbers. The range in depth is from 

 26 to 890 fathoms (48 to 1,628 meters); bottom temperature, from 

 38.3° to 53.3° F. (3.5° to 11.8° C). 



Valvulina fusca — Material examined. 



Genus CHRYSALIDINA d'Orbigny, 1846. 



CHRYSALIDINA DIMORPHA H. B. Brady. 



Chrysalidina dimorpha H. B. Brady, Quart, Journ. Micr. Sci., voL 21, 1881, 

 p. 54; Rep. Voy. Challenger, Zoology, vol. 9, 1884, p. 388, pi. 4C>, figs. 20, 21.— 

 CusHMAN, Bull. 71, U. S. Nat. Mus., pt. 2, 1911, p. 60, figs. 90, 97a, b (in text). 



A few specimens occurred at one station, D5152, off Tawi Tawi 

 Group, Suiu Archipelago, 34 fathoms (62 motors), bottom tempora- 

 turo not recorded. 



This is an Indo-Pacific species known to the eastward from the 

 Hawaiian Islands, southward off Australia, and westward to the east 

 coast of Africa, Madagascar, Mauritius, and the Kerimba Archipelago. 

 Its northward range includes this record from the SuIu Sea and 

 Brady's from Hongkong Harbor. 



Chrysalidina dimorpha — Material examined. 



