F0RAMI2s^IFEEA OF THE PHILIPPUSTE AND ADJACENT SEAS. 219 

 Frondicularia annularis, var. longistriata — Material examined. 



FRONDICULARIA PUCATA, new species. 



Plate 39, fig. 4; plate 40, fig. 4. 



Description. — Test elongate, compressed, usually flabelline, bor- 

 der thickened, sutures irregular, periphery rounded, whole test ir- 

 regularly triangular in shape; later chambers not extending back to 

 the line of the previous chamber base, surface somewhat concave, 

 smooth except for the initial portion, and the basal portion of the 

 growing edge, which has a few large, irregular, rounded raised costae; 

 aperture terminal, slightlj^ projecting. 



Length up to 4 mm. or more. 



Distribution. — Type specimen (U.S.N.M. No. 15336) from D5301, 

 China Sea, vicinity Hongkong, 208 fathoms (381 meters), bottom 

 temperature 50.5° F. (10.2° C). 



The specimen figured (pi. 39, fig. 4) may be a smooth form of this 

 species. It is from D5584, off Sibuko Bay, Borneo, and vicinity, 292 

 fathoms (535 meters), bottom temperature 44.3° F. (6.8° C). It is 

 however, much larger, being nearly 8 mm. in length. 



Frondicularia plicata — Material examined. 



Genus TRIPLASIA Reuss, 1854. 



TRIPLASIA TRICARIN.\TA (d'Orblgny). 



Vaginulina tricarinata d'Orbigny, Ann. Sci. Nat., vol. 7, 1826, p. 258, No. 4; 



Modeles, No. 4. 

 Rhabdogonium tricarinatum H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 



9, 1884, p. 525, pi. 67, figs. 1-3. 

 Triplasia tricarinata Cushman, Bull. 71, U. S. Nat. Mus., pt. 3, 1913, p. 62, pi. 



39, fig. 2. 



Only two stations have been recorded in the Philippine material I 

 have examined from which this species has been obtained. These 



