CEPHALOPODA 



C41 



Agathiceras Gemin. (Fig. 1212). Carboniferoiis. Stacheoceras Gemm. (Fig. 1213). 

 Carboniferous and Permian. Popanoceras Hyatt (Fig. 1214). Permian, Parapopano- 



i u ff » w' f"fTf f 1 ^ 



Fio. 1213. 



Septa of Stacheoceras ganti Smith. Goal 

 Measures ; Texas (after .T. P. Smith). 



fff^ffwwlf 



Fig. 1214. 



Popanoceras multistriatum Gemm. 

 Permo - Carboniferous ; Sosio, Sicily. 

 ^/s (after Gemmellaro). 





Fio. 1215. 



A, Megaphyllites insectus 

 Mojs. Upper Trias ; Sand- 

 ling, near Aussee, Austria. 

 jB, Suture-line of M. jarlias 

 (Münster). 



Fig. 1216. 



Septa of Megaphyllites haugi Hyatt and Smith. Middh^ 

 Trias ; California. 



Fig. 1217. 

 LoUtes delphinocephalus (Hauer). Upper 

 Trias ; Sandling, near Aussee, Austria. A, B, 

 External aspect. ü, Median section. 1), 

 Suture-line, i/i. 



Fig. 1218. 



Lobites pisum (Münster). 

 Keuper (Carniolan) ; St. 

 Cassian, Tyrol. 



ceras Hang ; Megaphyllites Mojs. (Figs. 1215, 1216). Trias ; Enrope. (?) Lobites Mojs 

 (Figs. 1217, 1218). Trias; Enrope. 



VOL. I 2 T 



