PLATE VI. 



EXOGYRA SUBORBICUT-ATA Lam 6: 



Fig. 1. Posterior view of the specimen represented Uv PI. V, Pig. 6. 



2. Cast of another large lower valve. (£ee Pis. v and V ill for additional 

 figures.) 



Nat. Mus. Cat. Invert. Fobs., 228G2. 



204 



