PLATE VIII A. 



GrYEOCERAS ORNATUM, Goldfuss, sp., MS. (Page 94.) 

 Fig. 



1. Cast of a large specimen consisting of 44 chambers, but wanting the apex 



and the body-chamber ; 1 a, front view of the same specimen showing the 



shape of the section of the whorl and the siphuncle. Apparently a German 



specimen. Museum of Practical Geology. 



