218 G. LINDSTRÖM, ON THE SILUKIAN GASTROPODA AND TTEROrODA OF GOTLAND. 



Plate VI. 



Fig. 1 — 10. Bellerophon fastigiatus n., p. 76. Pig. 10 side of tlie largest whorl. 

 w 11 — 12. » undeterrainated specits, p. 77, seotions showing the great obliquity of the shelL 



» 13 — 14. » fasciatus n. p. 75. 



» 15 — 18. » elegantulus n. p. 79. 



u 19 — 21. » Eisetii n. p. 78. 



» 22 — 25. » tw7iia n. p. 76. Speciraens from Ostergarn, original to f. 22 belongs to the 



Museum of the School of Wisby. 

 « 26 — 28. Beller-ophon latevittatus n., p. 79. 

 n 29—30. " pilula a. p. 80. 



» 31 — 3^. Cyrtolites lamellifer n. p. 82, f. 37 details of ornamentation and lateral view of the outstanding 



iamellit, f. 38 the slit band near the aperture, much magnified. 

 » 39 — 51. Cyrtolites pharetra n. p. 83. Fig. 39 specimen with traces of colour bands, magnified, f. 43 



lower lip of the aperture, f. 50 groove beneath the inferior apertural lip, in which the apex 



of the shell is lodged. 

 » 52 — 53. Cyrtolites arrosus n., p. 83. 

 » 54 — 55. » obliquus n., p. 84. 



