l.il '•TERRA NOVA" EXPEDITION. 



depressions on tlie first lialf of the shell are distmctly granular and the apex 

 and margin often spinous. 



245. Bolivina lobata, Brady. 



Bolivinti lohafa. Brady, 1879, etc., RRC. 1881, p. 58: 1884, FC. p. 42.5, pi. liii, figs. 22, 23. 

 „ Heron-Allon and Earland, 1914, etc., FKA. 1915, p. 647. 



Stations 4, 6, 7, 8. 



Very well developed at Station 6. 



24G. Bolivina dilatata, Reuss. 



Bolivina dilatata, Rcuss, 1849~.50. EOT. p. .381, pi. iii (xlviii), fig. 15. 



Heron-Allen and Earland, 1914, etc., FKA. 1915, p. 645. 



Stations 2, 6, 8, 11, 31 (+ R. d. J.). 



Curiously rare. The best specimen a solitary Antarctic individual from 

 Station 31 ; the others far from typical. 



[Arenaceous isomorph, Bolivina arenosa, Chap. 1895, Fx4S. p. 24, pi. i, fig. 3.] 



247. Bolivina beyrichi, Reuss. 



Bolivina heijrichi, Reuss, 1851, FSUB. p. 83, pi. vi, fig. 51. 



Heron-Allen and Earland, 1916, FWS. p. 239, pi. xli, fig. 15. 

 C'usliraan, 1910, etc., FNP. 1911, p. 34, fig. 56. 



Stations 8, 9. 



Extremely rare, but typical. 



248. Bolivina beyrichi, var. alafa (Seguenza). 



Vidridina alata, Seguenza, 1862, RFC. p. 115, jil. ii. figs. 5, oo. 

 Boliriiia beyrichi, var. /data, Brady, 1884. FC. ]>. 422, pi. liii. figs. 2-4. 



Bagg," 1912, PFC. i,. 40, pi. x, figs. 7-9. 



Stations 3, 8. 



One large specimen at Station 3, and several very fine examjiles at Station 8. 



249. Bolivina aenariensis (Costa). 



Brizalina aeiinriensis, Costa, 1853, etc., PRN. 1856, ]^. 297, ]il. xv, figs. 1, 2. 

 Bolivina aenariensis, Cuslinian, 1910, etc., FNP. 1911. p. 44, fig. 71. 



Station 6. 



The specimens are all very weak. 



250. Bolivina decussata, Brady. 



Bolivina decussata, Brady, 1879, etc., RRC. 1881, p. 58: 1884, FC. p. 423 pi. liii. figs. 12, 13. 

 Cusliniaii, 1910, etc., FNP. 1911. p. 47, fig. 77. 



Stations 22. 



An unquestionable example. 



