FAMILY 31. BULIMINIDAE 257 



Genus SIPHOGENERINA Schlumberger, 1883 



Plate 36, figures 29, 30 

 Genotype, by designation, Siphogeneri7ui costata Schlumberger 



Siphogenerina Schlumberger, Feuille Jeun. Nat., 1883, p. 117. 

 Sagrina (part) of authors (not d'Orbigny). 



Test elongate, cylindrical, with the early stages typically tri- 

 serial, rounded in section, later uniserial; wall calcareous, 

 perforate; aperture in the adult terminal, with a distinct neck, 

 phialine lip and internal tube. 



Cretaceous (?) Eocene to Recent. 



See Cushman, Foraminifera of the Genera Siphogenerina and 

 Pavonina (Proc. U. S. Nat. Mus., vol. 67, Art. 25, 1926, pp. 1-24, 

 pis. 1-6). 



Genus SIPHONODOSARIA A. Silvestri, 1924 

 Plate 36, figures 23, 24; plate 37, figure 20 



Genoholotype, Nodosaria cmnerani Dervieux 



Siphonodosaria A. Silvestri, Boll. Soc. Geol. Ital., vol. 42, 1923 (1924), 



p. 18. 

 Nodosaria (part) of authors. 

 Sagrina (part) of authors. 



Test elongate; chambers in a rectilinear, uniserial arrange- 

 ment, inflated, generally globular; wall calcareous, perforate; 

 aperture large, rounded, with a neck and phialine lip. 



Tertiary and Recent. 



Genus ANGULOGERINA Cushman, 1927 



Plate 36, figures 25, 26 ; plate 37, figure 22 

 Genoholotype, Uvigerina angulosa Williamson 



Anguloger'ma Cushman, Contr. Cushman Lab. Foram. Res., vol. 3, 1927, 

 p. 69. 



Uvigerina (part) of authors. 



Test triserial, elongate, the whole test angled, with three 

 flattened sides and distinct angles; wall calcareous, perforate 

 aperture at the end of a short neck, with a phialine lip. /ry3i\C/i 



Cretaceous (?) Eocene to Recent. AN' o^® ^' 



(luI LIBRA! 



