PLATE XXXI. 



Lepidocyclina marginata (Michelotti) Lemoine and R. DouvillS (p. 73). 



Figure 1. Surface view of specimen, X 5. Limestone on south side of Los Melones Mountain, near west end, near 



Guantanamo, Cuba (U. S. G. S. station 7518). 

 Figure 2. Surface view of smaller specimen, X 5, from same locality. 



■) 

 Lepidocyclina crassata Cushman (p. 74). 



Figure 3. Oblique section, X 20. Orbitoidal limestone outcrop where Palmer trail joins Ocujal trail, near Guantanamo, 



Cuba (U. S. G. S. station 7513). 

 Figures 4, 5. Embryonic chambers, showing the thick wall and thinner ones of the subdivisions, X 60. Sections of 



limestone from drift near top of landslide next north of Los Melones, Cuba (U. S. G. S. station 7519). 

 Figure 6. Vertical section of young specimen, X 40, from same locality. 



101 



