CUSHMAN 



PLATE 12 



1 and 2. Lepidocydina marginata (Michellotti). Exterior. X 4. Cuba, Station 7518. 



3 and 4. Lepidocydina sumatrensis (Brady). Vertical sections. 1 X 16. Cuba, Station 7516. 



5. Lepidocydina subraulinii, n. sp. Portion of vertical section. X 16. Cuba, Station 7666. 



6. Lepidocydina subraulinii, n. sp. Portion of oblique section, showing some of the equatorial 



and lateral chambers. X 16. Cuba, Station 7666. 



7. Lepidocydina canvellei var. yurnagunensis, n. var. Portion of horizontal section, showing 



several embryonic chambers, a portion of equatorial chambers, and at the side the 

 lateral chambers. X 16. Cuba, Station 7548. 



8. Rock section showing numerous nearly vertical sections of Lepidocydina canellei var. yurna- 



gunensis, n. var. X 16. Cuba, Station 7548. 



