76 



BULLETIN 100, UNITED STATES NATIONAL MUSEUM. 



38.°2 F. (3.4° C). This is the only station at which it occurred in 

 the region. 



Hormodna normanii — Material examined. 



HORMOSINA OVALIFORMIS Cushman. 



Plate 9, figs. 2, 3; plate 18, figs. 9, 10. 



Hormodna ovaliformis Cushman, Proc. U. S. Nat. Mus., vol. 38, 1910, p. 438, 



figs. 5, 6 (in text). 

 Hormodna jnonile Cushman (not H. monile H. B. Brady), Proc. U. S. Nat. Mus., 



vol. 42, 1912, p. 229, pi. 28, figs. 9, 10. 



Descri'ption. — Test composed of a straight or more often slightly 

 arcuate series of chambers closely joined to one another, chambers 

 evenly tapering at either end, or slightly oval; wall of fine sand and a 

 reddish-brown cement, slightly roughened on the exterior, interior 

 smooth; aperture small, rounded, at the end of the chamber, without 

 a definite neck; color dark brick-red. 



Length up to 3.5 mm. 



Type specimen. — Cat. No. 8221, U.S.N.M., from Albatross sta- 

 tion D5236, Pacific Ocean, east coast of Mindanao, in 494 fathoms 

 (903 meters), bottom temperature 41.2°F. (5.1°C.). 



It has occuiTed elsewhere in the region at the following stations: 

 D5539, between Negros and Siquijor, depth and bottom temperature 

 not recorded, D5622, Makyan Island, 275 fathoms (503 meters), 

 and D5656, Gulf of Boni, 484 fathoms (885 meters), bottom tem- 

 perature 41.2° F. (5.1° C). 



HORMOSINA ELONGATA Cushman. 



Hormosina elongata Cushman, Proc. U. S. Nat. Mus., vol. 38, 1910, p. 439, figs. 

 7a,b. 



Description. — Test elongate, nearly straight, composed of a series 

 of elongate chambers; largest diameter near the base of each chamber, 



