126 DISCOVERY REPORTS 



in greatest diameter, as compared with 1-5 mm. for his specimens from a depth of 

 494 fathoms off the Philippines. 



Genus Heronallenia, Chapman and Parr, 1930 



302. Heronallenia wilsoni (Heron-Allen and Earland). 



Discorbina wilsoni, Heron-Allen and Earland, 1922, TN, p. 206, pi. vii, fig. 17-19; 1924, FQM, 



p. 172. 



Heronallenia wilsoni. Chapman and Parr, 1931, NAF, p. 237, pi. ix, figs. 7, 8. 



Two stations: 17; WS 314. 



A single specimen at each station. The original records were from the Antarctic, and 

 showed the same wide variation in depth as the specimens from South Georgia, which 

 were found at depths of 137 and 1950 m. respectively. 



Genus Truncatulina, d'Orbigny, 1826 



303. Truncatulina refulgens (Montfort) (F 355). 



Twenty stations: 16, 20, 27, 30, 123, 136, 140; WS 25, 27, 33, 40, 43, 45, 46, 51, 63, 357, 373, 

 428, 521. 



Always rare and often very small. The best specimens at Sts. 16 and 123. 



304. Truncatulina lobatula (Walker and Jacob) (F 356). 



Sixteen stations: 30, 123, 140, 145, 149, 660; WS 18, 25, 27, 33, 40, 66, no, 348, 521, 522. 

 Frequent at WS 27, elsewhere rare or very rare and often represented by a single 

 small or immature specimen. The best specimens at St. 149. 



305. Truncatulina dispars, d'Orbigny (F 357). 

 One station: WS 32. 



Only a single specimen of this species which is so characteristic of the Falkland area. 



306. Truncatulina wuellerstorfi (Schwager) (F 361). 

 Two stations: WS 521, 522. 



Very rare, but good specimens. 



307. Truncatulina akneriana (d'Orbigny) (F 362). 

 Eight stations: 30, 123, 149; WS 25, 27, 33, 113, 522. 



Frequent and good specimens at WS 25, rare or very rare elsewhere, but good 

 specimens at WS 27 and 522. 



308. Truncatulina pseudoungeriana (Cushman) (F 363). 



Seventeen stations : 30, 42, 123, 131, 140, 149; WS25, 27,33,42,66, 113, 154,314,348,428, 521. 

 Common but small at WS 66. Elsewhere very rare, often only a single specimen, but 

 good and typical, notably at St. 123, WS 33 and 154. 



