PALEONTOLOGY. 

 PLATE VIII. 



Page. 

 INOCERAMUS 8IMPSONI Meek 395 



Fig. 1. View of the rif^lit side of a .specimen, .showinj; the form, .size, surface marking, and 

 radiating linesofpustule.s, and also an area representing the muscular impressiou 

 near the postero-basal margin. 



IXOCERAMUS 6AGENSIS 393 



I-'IG. 2. Cardinal profile view of the specimen, Fig. 12, Plate 7. 



I.VOCERAMUS PERPLEXUS Whitf 392 



Fig. 3. Anterior profile of the specimen, Fig. 5, Plate 10. 



INOCERAMUS VANUXEMI M. & H 396 



Fig. 4. Cardinal jjrotik' of the specimen, Fig. 8, Plate 7, var. snbcircularii M. 



Fig. 5. Cardinal profile of the siiecimen. Fig. 9, Plate 7, representing the fonn referred by 

 Mr. Meek to /. prorimiis Tourney. (In a letter to the author, Mr. Meek stated that 

 he is very doubtful of the correctness of this refereuce, not having seen Professor 

 Tourney's specimens, which were never figared. ) 



