TAB. X. 



Fig. 



1. Chemnitzia curvicostata, pai/e 79. 



1 a. volution magnified. 



2. Chemnitzia rufa,/!. 79. 



2 a. reversed apex magnified. 

 2 l). volution magnified. 



3. Chemnitzia costaria, p. 80. 



3a. volution magnified. 



4. Chemnitzia nitidissima (?),^;. 80. 



4 a. volution magnified. 



5. Chemnitzia elegantissima, jo. 81. 



5 ft. volution magnified. 



6. Chemnitzia internodula, jy. 81. 



6 a. volution magnified. 



7. Chemnitzia G.\osa,p. 82. 



7 a. volution magnified. 



8. Chemnitzia densecostata, jy. 82. 



8 a. volution magnified. 



Fig. 

 9. Chemnitzia unica (?),/'. 83. 

 9 a. volution magnified. 



1 0. Chemnitzia varicula, p. 84. 



10«. volution magnified. 



11. Chemnitzia similis, /;. 84. 



1 1 «. volution magnified. 



W L var. laevigata. 



1 1 r. volution magnified. 



13. Littorina (?) suboperta, yv. 120. 



14. Littorina littorea, var. vulgaris, y/. 



14(7. var. antiqua. 



14 d. ,, sulcata. 



14 c. „ picta. 



14f/. „ elegans. 



14 c. „ bicarinata. 



14/! ,, pyramidata.- 



14y. „ delphinula. 



14//. ,, defonnis. 



14 i. „ carinata. 



14/?-. „ elongata. 



T/ie lines indicate the size of the specimens. 



