254 BULLETIN ]00, UNITED STATES NATIONAL MUSEUM. 



Cristellaria italica, var. acuto-carinata — Material examined. 



CRISTELLARIA LATIFRONS H. B. Brady. 



Cristellaria latifrons H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, p. 

 544, pi. (i8, fig. 19; pi. 113, figs. 11 a, 6.— Flint, Rep. U. S. Nat. Mus., 1897 

 (1899), p. 316, pi. 63, fig. 3.— Gushman, Bull. 71, U. S. Nat. Mus., pt. 3, 

 1913, p. 78, pi. 38, fig. 2. 



Single specimens whicli may be referred to this species with some 

 doubt have been obtained from the following stations: Albatross 

 D5429, in 766 fathoms (1,401 meters), off eastern Palawan; D5445, 

 east coast of Luzon, 383 fathoms (699 meters), bottom temperature 

 44.3° F. (6.8° C); D5537, in 254 fathoms (465 meters), between 

 Negros and Siquijor, bottom temperature 53.3° F. (11.8° C); D5538, 

 in 256 fathoms (468 meters), same locality and bottom temperature; 

 D5551, in 193 fathoms (353 meters), off Jolo, bottom temperature 

 53.3° F. (11.8° C.) ; D5650, Gulf of Boni, in 540 fathoms (988 meters), 

 bottom temperature 40.1° F. (4.5° C). 



The specimens from the first, third, and fourth stations had the 

 chambers rather more closely set than the typical, and that from the 

 last with the long apertural face, but rather more rounded than in 

 the typical. 



Cristellaria latifrons — MaLcrial examined. 



Genus MARGINULINA d'Orbigny, 1826. 



MARGINUHNA glabra d'Orbigny. 



Plate 41, fig. 1. 



Marginulinga glabra d'Orbigny, Ann. Sci. Nat., vol. 7, 1826, p. 259, No. 6; 

 Modules, 1826, No. 55.— H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, 

 p. 527, pi. 65, figs. 5, 6.— Flint, Rep. U. S. Nat. Mus., 1897 (1899), p. 313, pi. 

 60, fig. 1.— CusHMAN, Bull. 71, U. S. Nat. Mus., pt. 3, 1913, p. 79, pi. 23, fig. 3. 



