PLATE XLIV. 



ASTEROSPONDYLIC VERTEBRA (page 314). 



Figure 1. The centrum from the Puntledge River referred to in 

 the text. 

 From a drawing by Mr. C Frank King. 



Heteroceras elongatum (page 331). 



Figure 2. The spiral and closely coiled portion of a sinistral specimen 

 from Hornby Island. 



Hamites obstrictus (page 334). 



Figure 3. Side view of the best specimen that the writer has seen, 

 from Hornb} Island. 

 From a drawing by Mr. F. E. Calderon, 



Diplomoceras notabile (page 335). 



Figure 4. Side view of the specimen described, from Hornby Island, 

 seven twelfths the natural size. The sutural lines are 

 exposed on the other side and are best seen at a. 



" 4 a. Outline of transverse section of the same, also seven twelfths 

 the natural size. 



'' 4 6. Sutural line of the same, as far as it can be ascertained, of 

 the natural size. 

 From a drawing by Mr. C. Frank King. 



Trochact^on semicostatus (page 354). 



Figure 5. Dorsal view of a specimen from Nanaimo, four times 



the natural size. 



Bela cretacea (page 355). 



Figure 6. Dorsal v ew of one of the specimens from Hornby Island, 

 twice the natural size. 



Mesostoma Suciense (page 359). 



Figure 7. Part of a specimen from the Sucia Islands, collected by Dr. 

 Newcombe, with the aperture well preserved. 



