102 DISCOVERY REPORTS 



175. Virgulina subsquamosa, Egger (F 140). 



Twelve stations: 20, 23, 28, 30, 136, 149; WS 25, 33, 40, 48, 349, 418. 



Very rare and generally small and pauperate. The best specimens at WS 33 and 48. 



176. Virgulina bradyi, Cushman (F 141). 



Twenty-two stations: 15, 30, 45, 126, 136, 140, 144, 149, 660; WS 27, 32, 33, 40, 42, 48, 349, 357, 

 373.429. 522, 523; MS 14. 



Common at Sts. 144, 149, 660 and WS 42, elsewhere usually rare. There is consider- 

 able variety in the length as compared with the breadth of specimens at different 

 stations. The best specimens were noted at Sts. 136, 144, 149, WS 32, 33, 373 and 523. 



Genus Bolivina, d'Orbigny, 1839 



177. Bolivina punctata, d'Orbigny (F 143). 



Eighteen stations: 15, 16, 30, 43, 136, 143, 144, 149; WS 27, 32, 33, 47, 63-4, 113, 348, 429, 522; 

 MS 14 



Very rare and mostly represented by one or two specimens at each station except at 

 St. 149, where it is very common. Some of the single specimens are very fine and typical ; 

 the majority are megalospheric. 



178. Bolivina textilarioides, Reuss (F 144). 

 Two stations: 15; WS 33. 



Very rare and pauperate. 



179. Bolivina robusta, Brady (F 146). 

 One station: 149. 



A few small and weak specimens only. 



180. Bolivina dilatata, Reuss (F 148). 

 Two stations: 149; WS 47. 

 Extremely rare but very typical. 



181. Bolivina difformis (Williamson) (F 149) (Plate III, figs. 50, 51). 



Textiilaria variabilis var. difformis, Williamson, 1858, RFGB, p. 77, pi. vi, figs. 166, 167. 



Bolivina dijformis, Heron-Allen and Earland, 1913, CI, p. 65. 



Bolivina dijformis, Cushman, 1918, etc., FAO, 1922, p. 32, pi. iv, fig. i. 



One station: MS 14. 



A single specimen, small, but typical. 



182. Bolivina malovensis, Heron- Allen and Earland (F 153). 

 One station : WS 27. 



This species, so abundant in the Falkland area, is represented by a few very weak 

 individuals only, recorded with some hesitation. 



