262 BULLETIN 100, UNITED STATES NATIONAL MUSEUM. 



Vaginulina linearis — Material examined. 



VAGINULINA ACICULA Cushman. 



Plate 40, figs, la, b. 



Vaginulina acicula Cushman, Proc. U. S. Nat. Mus., vol. 51, 1917, p. 661. 



Description. — Test elongate, slender, tapering from a point at the 

 initial end to the largest chamber at the apertural end; initial end 

 with one or more short spines; chambers very numerous, rather 

 indistinct in the early portion with oblique sutures, later becoming 

 transverse and slightly depressed; wall smooth and polished; 

 aperture radiate, terminal. 



Length up to 5 mm. 



Distribution. — Type specimen (U.S.N.M. No. 9143) from Alhatross 

 station D5613, in 752 fathoms (1,375 meters) Gulf of Tomini, Celebes. 



This is a very unusual species in its very slender form, very tapering 

 apex, and much larger apertural end, the aperture becoming central 

 and the last-formed chambers Nodosarian. 



Vaginulina acicula — Material examined. 



VAGINULINA PROTUMIDA (Schwager). 



Plate 40, figs. 3a, b. 



Nodosaria protumida Schwager, iVovara-Exped., Geol. Theil., vol. 2, 1886, 



p. 227, pi. 6, fig. 59. 

 Vaginulina protumida Cushman, Bull. 71, U. S. Nat. Mus., pt. 3, 1913, p. 81, 

 pi. 30, fig. 1. 

 This species occurred at Alhatross station D5236, in 494 fathoms 

 (903 meters). Pacific Ocean off east coast of Mindanao, bottom 

 temperature 41.2° F. (5.1° C). 



Schwager described this species from the Phocene of Kar Nicobar 

 and I have previously recorded it off Japan. 



