NIAN MISCELLANEOUS COLLECTIONS 



VOL. 140, NO. 5. PLATE 7 



msi"^ 



h. 

 lb 







-1. . SlB* JS^. 





3c 



AMPLEXOPORA MIRABILE (ULRICH), BATOSTOMA IMPLICATUM (NICHOLSON), 



B. OVATA (ULRICH) 



(see explanation of plates at end of text.) 



