166 FIFTEENTH REPORT ON THE CABINET OF NAT. HISTORY. 



PLATE 6. 



Fig. 1 & 2. EuoMPHALus [Straparollus] laxtts. 



Fifteenth Report on the State Cabinet, p. 54; Appendix C cont. p. 26, 



Fig. 3. EuoMPHALus [Straparollus] clymenioides. 



Fifteenth Report on the State Cabinet, p. 54; Appendix C cont. p. 26. 



Fig. 4. Fleurotomaria euomphaloides. 



Fifteenth Report on the State Cabinet, p. 46; Appendix C cont. p. 18. 



Fig. 5 & 6. Porcelia? nais = Gtyroceras nais. 



Fifteenth Report on the State Cabinet, j). 68; Appendix C cont, p. 40. 



A farther examination of this species does not disclose septa, which I had 

 supposed to exist when referring it to the Genus Gyroceras. It is probably 

 a Porcelia. 



Fig. 7, 8 & 9. Bellerophon cttrvilineatus : Conra^d. 



Fifteenth Report on the State Cabinet, p. 55; Api)endix C cont. p. 27. 

 Fig. 7, view of aperture; Fig. 8, lateral view showing the umbilicus; 

 Fig. 9, lateral view of a cast. 



Fig. 10 & 11. Gyrtolites pileolus. 



Fifteenth Report on the State Cabinet, p. 61; Appendix C cont. p. 33. 

 This species may prove to belong to the Genus Carinaropsis or Phragmo- 



STOMA. 



Fig. 12, 13 & 14. Phragmostoma natator. 



Fifteenth Report on the State Cabinet, p. 60; Appendix C cont. p. 32. 

 Fig. 12, view of aperture; 13, dorsal view; 14, longitudinal section. 



Fig. 15, 16 & IT. Pterotheca saffordi = Clioderma saffordi. 



Fourteenth Report on the State Cabinet, p. 96. 



Fig. 15, interior view, showing the broad septum; 16, transverse section, 

 showing the form and extent of the internal cavity; 17, longitudinal section, 

 with the outline of the margin of the same specimen. 



