PLATE XLVII. 



Gltphioceeas (s.-g. Betkichoceeas) coeptjlentum, G. C. Crick. 



Fig. la. Peripheral view of the imperfect type specimen, showing the lines of growth and the 

 faint longitudinal bands. 1 h. Lateral aspect of the same ; the inner whorls are not preserved. 

 St. Doulagh's. Dublin Museum of Science and Art. (Page 176.) 



Gltphioceeas (s.-g. Beteichoceeas) coedatum, G. C. Crick. 



Fig. 2 a. Lateral view of the imperfect and somewhat distorted type specimen, showing the very 

 deep umbilicus, in which the inner whorls are exposed ; these are well preserved in this specimen. 

 2 b. Front view, showing the shai-p edge of the periphery and the cordate form of the whorl in the 

 adult shell. 2 e. Suture-line. (The lateral lobe is not made sufficiently pointed in the figure.) Little 

 Island. Dublin Museum of Science and Art. (Page 188.) 



Beancoceeas Enniskillenense, sp. nov. 



Fig. 3 a. Lateral view of an imperfect specimen with most of the test ]>reserved. 3 6. Peripheral 

 view of the same, showing the faint keel. Black Lion, uenr Enniskilleu. Dublin Museum of Science 

 and Ai-t (" Griffith Collection ")• (Page 208.) 



Gltphioceeas (s.-g. Betrichoceeas) diadema, H. E. Beyrich, sp. 



Fig. 4. Lateral view of a specimen (cast, in iron pyrites) partly embedded in the matrix. Fig. 5. 

 Lateral view of an imperfect specimen. Fig. 6 a. Peripheral view of a smaller specimen. (3 6. Lateral 

 view of the same. (The suture-line is well preserved in all these specimens.) Kinsale. Dublin 

 Museum of Science and Art (" Griffith Collection"). (Page 179.) 



