18 



G. LINDSTRÖM, ON THE SILURIAN GASTROPODA AND PTEROPODA OF GOTLAND. 



Brought forward 



Belleroi^lion. 



19 squamosus n 



20 Eiseni n 



21 elegantulus n 



22 latevittatus n 



23 gemraa n 



24 pilula n 



25 trilobatus Sow 



CyrtoUtes Conrad. 



26 lamellifer n 



27 pharetra n. 



28 arrosus n 



29 obliquus n 



30 eurjomphalus n. ._ 



31 disens n. 



32 orbiculus n 



Tremanotus Hall. 



Fårö. 



E3 



B* 



to 



a 



cr 



sa 



3 

 ö 



CO 



3 



CO 



C 



o 



3 



2 



p 





b' 



era 



er- 

 p 



o 



g 



P 



C5 



•a 



53: 



s 

 o 





3 

 c 



c 



3 



c 



b 

 b 



3 



ac 

 b 



3 



c 

 c 



c 



2 

 b 



b 



1 



c 



c 



c 

 c 



c 



3 











c 

 



abc 



3 



c 



c 



c 



7 



3 



2 



1 







c 



c 

 a 

 a 



a 

 b 



b 



abc 



c 



be 



a 

 b 



b 

 c 

 ac 



be 



a? 

 b 







c 

 c 



c 







34 compressus n 



Fam. VI. Pleurotomaridae d'Okb. p. p. 

 Pleurotomaria De Feance. 



36 gradata n 



38 voluta n 



40 glandiformis n 



42 latefasciata n 



43 Hindei n 



44 Holmi n 



45 Wisbyensis n 



46 Llovdi Sow 



47 dolium n 



48 laqueata n 



49 tubulosa n 



50 robusta n 



51 var. leevissima a. 



52 elliptica His 



... . 



Carried forward 









5 



6 



5 



6 



4 



6 



5 



6 



25 



6 



3 



1 1 



