PLATE 30. 



LlOSPHiERIDA et ASTROSPH^RIDA. 



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Cromyechinus icosacanthus, n. sp., 



Cromyomma villosicm, n. sp., 



Cromyechinus dodecacanthus, n. sp. 

 Fig. 3a. The innermost shells. 



Ct omyomma circumtextum, n. sp. , 



Cromyomma mucronatum, n. sp. , 

 Fig. 5a. The innermost shells. 



Cromyodrymus abietinus, n. sp., 



Cromyodrymus quadricuspis, n. sp.. 

 Fig. In. The inner concentric shells. 



Cromyomma per spicuum, n. sp., 



Cromyosphcera quadruplex, n. sp., 



Fig. 9«. The innermost i 



Diam. Page 



x 300 263 



x 300 261 



x 400 264 



x 300 262 



x 200 263 



x 300 265 



x 400 264 



x 300 262 



x 300 84 



