♦* 



«*t 



PLATE 58. 



Fig. 1. 285. 17. Endoceras distams. (Pag. 220.) 



1 a. A weathered cast of a fragment of this species. 



1 b. Transverse section of the smaller extremity of the same, showing the large siphuncle. 



Fig. 2, 89. 1. OSMOCEBAS TENinFILUM? (P&g- 222.) 



2 a. Part of a siphuncle, with a small portion of the shell adhering. 



2 6. A fragment worn down on one side somewhat obliquely, showing the siphuncle in the lower part of the 



figure. 

 2 e. Section of the same. # 



I 



It- 



