rOBAMINIFERA OF THE ATLANTIC OCEAN 11 



Genus GLANDULINA d'Orbigny, 1826 



Bull. 104, pt. 4, pp. 62-93, (Under these three genera are included 

 the species recorded as Nodosaria.) 



Genus SARACENARIA Defrance, 1824 

 Bull. 104, pt. 4, pp. 125-126 {Cristellaria italica and C. latifrons). 



Genus LINGULINA d'Orbigny, 1826 

 Bull. 104, pt. 4, pp. 93-98. 



Genus VAGINULINA d'Orbigny, 1826 

 Bull. 104, pt. 4, pp. 132-138. 



Genus FRONDICULARIA Defrance, 1824 

 Bull. 104, pt. 4, pp. 139-145. 



Subfamily 2. Lageninae 



Test consisting of a single chamber; aperture typically radiate, but 

 elliptical or rounded in many species. 



Genus LAGENA Walker and Jacob, 1798 



Bull. 104, pt. 4, pp. 3-61 (except such species as should be placed 

 under Ellipsolagena and Entosolenia) . 



Family 23. POLYMORPHINIDAE 



Test spiral or sigmoid in the earlier stages, later in some genera 

 becoming biserial, uniserial, or irregularly branching; chambers sim- 

 ple, not labyrinthic; wall calcareous, very finely perforate; aperture 

 radiate except in the more degenerate genera where there is a simple, 

 rounded opening. 



Subfamily 1. Polymorphininae 



Test with the chambers in a closed spiral or sigmoid series at least 

 in the early stages, later becoming in some genera biserial or uniserial. 



Genus GUTTULINA d'Orbigny, 1826 



Genus PSEUDOPOLYMORPHINA Cushman and Ozawa, 1928 



Genus PYRULINELLA Cushman and Ozawa, 1928 



Genus POLYMORPHINA d'Orbigny, 1826 



Bull. 104, pt. 4, pp. 145-159. (Under these genera should be 

 placed the species recorded as PolymorpMna.) 



Subfamily 2. Ramulininae 



Test free or attached, chambers widely separated by stoloniferous 

 connections. 



