NO. lO AMERICAN SPECIES OF LEPIDOCYCLINA VAUGHAN 45 



EXPLANATION OF PLATES 



Plate i 



Lepidocyclina (Leptdocyclitui) novitasensts Vaughan, n. sp. 

 Figs. 1,2. Cotypes from U.S.G.S. locality no. 3478, Nuevitas, Cuba, collected 



by A. C. Spencer. Fig. i, horizontal section, X 20, embryonic and 



equatorial chambers. Fig. 2, vertical section, X 20. 

 Fig. 3. Vertical section, X 20, of another specimen from U.S.G.S. locality 



no. 3478, Nuevitas, Cuba, collected by A. C. Spencer. 

 Fig. 4. Vertical section, X 17, from locality no. 7522, Mogote Peak, near 



Guantanamo, Cuba, collected by O. E. Meinzer. 



Plate 2 



Lepidocyclina (Lepidocyclina) subraulinii Cushman. Microspheric form. 

 Topotypes from U.S.G.S. locality no. 3478, Nuevitas, Cuba, collected by 

 A. C. Spencer. 

 Figs, i, 2. Vertical sections, X 20, of the same specimen. Fig. 2 fits on the 



lower end of fig. i. 

 Fig. 3. Equatorial chambers, X 20, near the periphery, of another specimen, 



Plate 3 



Fig. I. Lepidocyclina (Lepidocyclina) sp., probably L. subraulinii Cushman. 

 Megalospheric form from U.S.G.S. locality no. 3478, Nuevitas, 

 Cuba, collected by A, C. Spencer. Oblique section, X 20, showing 

 embryonic, lateral, and a few equatorial chambers. 



Figs. 2, 3. Lepidocyclina (Lepidocyclina) meinzcri Vaughan, n. sp. Oblique sec- 

 tions, X 20, of two specimens from U.S.G.S. locality no. 3478, 

 Nuevitas, Cuba, collected by A. C. Spencer. 



Plate 4 



Fig. I. Lepidocyclina (Lepidocyclina) nieinseri Vaughan, n. sp. Section, X 5, 

 showing two specimens. Cotypes from U.S.G.S. locality no. 7522, 

 south side of Mogote Peak, altitude about 375 feet above sea-level, 

 collected by O. E. Meinzer. 



Fig. 2. Another section, X 5, U.S.G.S. locality no. 7522, showing (a) Lepi- 

 docyclina (Lepidocyclina) novitasensts Vaughan, n. sp. (see pi. i, 

 fig. 4, for enlarged view of this same specimen), (b) Discocyclina 

 (Discocyclina) pustulata Cushman, (c) Lepidocyclina (Lepido- 

 cyclina) meinzeri Vaughan, n. sp. Cotype. 



Fig. 3. Lepidocyclina (Lepidocyclina) nieinzeri Vaughan, n. sp. Enlarged 

 view, X 17, of specimen represented by 2c. 



Fig. 4. Lepidocyclina (Lepidocyclina) meinzeri Vaughan, n. sp. view, X I7» of 

 upper specimen in figure i. 



Fig. 5. Lepidocyclina (Lepidocyclina) meinzeri Vaughan, n. sp., peripheral part 

 of a specimen, X 17, from U.S.G.S. locality no. 7522. 



Fig. 6. Lepidocyclina (Nephrolepidina) perundosa Cushman. Vertical section, 

 X 20. Type from U.S.G.S. locality no. 3478, Nuevitas, Cuba, 



