FORAMINIFEEA OF THE PHILIPPINE AND ADJACENT SEAS. 283 



Family CHILOSTOMELLIDAE. 



Genus CHILOSTOMELLA Reuss, 1850. 



CHILOSTOMELLA OVOIDEA Reuss. 



Chilostomella ovoidea Reuss, Denkschr. Akad. Wiss. Wien, vol. 1, 1850, p. 380, 

 pi. 48, fig. 12.— H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, 

 p. 436, pi. 55, figs. 12-23.— CusHMAN, Bull. 71, U. S. Nat. Mus., pt. 4, 1914, 

 p. 2, pi. 1, figs. 1-5, 



Although never noted in any considerable numbers, this species 

 occurred at numerous stations, mostly within the Philippine Archi- 

 pelago, as follows: China Sea, off southern Luzon; Tanon Strait, 

 east coast of Negros; Sogod Bay, southern Leyte; east of Masbate 

 Island; between Burias and Luzon; Palawan Passage; Dupon Bay, 

 Leyte; between Cebu and Bohol; and Macassar Strait. 



Bottom temperatures where given range from 44° F, to 59° F. 

 (6.6° C. to 15° C), with the average of 52.9° F. (11.6° C). Depths 

 range from 127 to 1,008 fathoms (233 to 1,844 meters), but two 

 stations being over 375 fathoms (686 meters); one of 554 fathoms 

 (1,012 meters), the other 1,008 fathoms (1,844 meters). 



The specimens were of the typical form, ovoid in side view and the 

 test pellucid. 



Length up to 1 mm. 



Chilostomella ovoidea — Material examined. 



CHILOSTOMELLA GRANDIS Cushman. 



Plate 57, figa, 5a-c. 



Chilostomella grandis Cushman, Proc. U. S. Nat. Mus., vol. 51, 1917, p. 662. 

 Description. — Test broadly elliptical in side view; in end view cir- 

 cular; two chambers visible from the exterior; wall thick and opaque, 



