234 G. LINDSTUOM, ON TUli SILURIAN GASTUOPODA AND PTKKOPODA OF GOTLAND. 



Plate XIV. 



Fig. 1 — 11. TrocfiuK Gotlrnidicus n., p. 146, fig:. 1 — 2 from Kyrkbcrget, Wisby, 3 from the limestone (b.) 



of Wisby, 4 — 7 from the canal near Westoos in Hall, f. 8, var. without ridge from Kyrk- 



berjiet in Wisby, f. 9 microscopical section of the shell, f. 10 — 11 from the limestone 



of Wisby. 

 " 12 — 13. Trochus fidininatus u., p. 147. 



't 14—17. » mollis n., p. 147, f. 14 — 16 from Klinteberg, f. 17 from Samsugn. 



.. 18—21. » DalU n., p. 150. 



» 22 — 31. » incisus n., p. 151. Fig. 22 — 23 from Kyrkbcrget in Wisby; f. 24 — 25 from Samsugn 



in Othem; f. 26 — 30 from Stor Wede in Follingbo; f. 31 from Kyrkberget in Wisl)y. 

 " 32 — 34. Trochus Kolmodini n., p. 150. 

 " 35 — 43. >' Wisbtjensis n., p. 150. All species from the limestone of Wisby, excepting f. 43 



from the canal near Westoos in Hall. 

 n 44. Trochus lamellosus n., p. 151. 



•• 45. « Wisbyensis n., p. 150. 



» 46 — 53. » Lundgreni n., p. 149, fig. 46 — 50 from Samsugn in Othem, f. 61 from l.ntterhorn in 



Faro, f. 52 transverse section of the keel showing ditVerent lines of growth hidden inside it, 



f. 53 the keel from without. 

 )i 54 — 58. Trochus astraliiformis n., p. 153, from Klintebc^rg, specimens figures 56 — 57, belonging to 



the Marklinian Collection in Upsala. 

 11 59 — 69. Trochus Stuxbergi n., p. 147. Fig. 59 — 61 from Klinteberg, f. 62 — 69 from Samsugn in Othem. 



