TROPICAL PACIFIC FORAMINIFERA OF ALBATROSS 



41 



it a peculiar and distinct appearance. It also occurs at Albatross 

 Stations H3875, one-half mile off southwest point of Tahanae, Pau- 

 motus, in 269 fathoms; and H3983, one-half mile off entrance to 

 South Pass, Rongelap, in 400 fathoms. There is a single specimen 

 that may belong here from Guam Anchorage, Ladrone Islands. 



SPIROLOCULINA AFFIXA Terquem 



Plate 10, Figures 6, 7 



Spiroloculina afflxa Terquem, Mem. Soc. Geol. France, ser. 3, vol. 1, p. 55, pi. 5 

 (10), figs. 13 a-c, 1S78. — Howchin, Trans. Roy. Soc. South Australia, voL 

 12, p. 2, 1889.— Chapman, Journ. Linn. Soc. Zool., vol. 30, p. 16, pi. 1, figs. 

 23-25, 1907.— Cushman, Proc. U. S. Nat. Mus., vol. 50, p. 635, 1919 ; U. S. 

 Nat. Mus. Bull. 100, vol. 4, p. 410, pi. 83, figs. 2 a-c, 1921; Carnegie Inst. 

 Washington Publ. 342, p. 57, pi. 21, fig. 3, 1924. 



Spiroloculiwi acutimargo H. B. Brady (in part), Rep. Voy. Challenger, Zool- 

 ogy, vol. 9, pi. 10, fig. 12, 1884 (not figs. 13-15).— Sidebottom (in part), 

 Journ. Roy. Micr. Soc, 1918, p. 5. 



Spiroloculina inaequilateralis Schlumberger, Mem. Soc. Zool. France, vol. 6, 

 p. 201, pi. 4, figs. 84-86; fig. 3 (in text), 1S93.— Sidebottom, Mem. Proc. 

 Manchester Lit. and Philos. Soc, vol. 54, no. 16, p. 2, pi. 1, fig. 2, 1910. 



Test elongate, fusiform, the sides very different from each other, 

 one side flattened, the other deeply concave ; chambers with definite 

 sutures, which are flush with the surface; wall thin and smooth; 

 peripheral face somewhat concave, peripheral margin somewhat 

 carinate, apertural end subacute; aperture elliptical, compressed. 

 Length, 0.3 mm. ; breadth, 0.2 mm. ; thickness, 0.1 mm. 



There are single specimens, both of which are here figured, from 

 Albatross Stations H3826, latitude 14° 56' S., longitude 148° 44' W., 

 in 711 fathoms, off the Paumotus; and H3866, latitude 17° 17' S., 

 longitude 145° 45' 30" W., in 804 fathoms. 



Table 11. — Spiroloculina. affixa — material examined 



1 Key to abbreviations is given in Table 1. 



