128 BULLETIN" 100, UNITED STATES NATIONAL MUSEUM. 



Genus BOLIVINA d'Orbigny, 1839. 



BOLIVINA DILATATA Reuss. 



Plate 26, fig. 6. 



BoKvina dilaiata Reuss, Denkschr. Akad. Wiss. Wien, vol. 1, 1850, p. 381, pi. 

 48, fig. 15.— H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, p. 418, 

 pi. 52, figs. 20, 21.— CusHMAN, BuU. 71, U. S. Nat. Mus., pt. 2, 1911, p. 33, 

 fig. 54 (in text). 



A single specimen, evidentl}^ of this species, was obtained from, 

 D5580, vicinity Darvel Bay, Borneo, 162 fathoms (297 meters), bot- 

 tom temperatm-e 55.8° F. (13.8° C). It occmred also at D5115, 

 Balayan Bay and Verde Island Passage, 340 fathoms (556 meters); 

 bottom temperature not recorded. 



Bolivina dilatata — Material examined. 



BOLIVINA BEYRICHI Reuss. 



Bolivina beyrichi Reuss, Zeitschr. deutsch. geol. Ges., vol. 3, 1851, p. 83, pi. 6, 

 fig. 51.— H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, p. 422, 

 pi. 53, fig. 1.— CusHMAN, Bull. 71, U. S. Nat. Mus., pt. 2, 1911, p. 34, fig. 

 56 (in text). 



Specimens of this species were obtained from two stations: D5126, 

 Sulu Sea, vicinity southern Panay, 742 fathoms (1,357 meters), bot- 

 tom temperature 49.5° F. (19.8° C); and D5300, China Sea, 265 

 fathoms (485 meters), bottom temperature not given. These speci- 

 mens were of the typical narrow form. 



Bolivina beyrichi — Material examined. 



