EXPLICATION DE LA. PLANCHE VII 



l'ag-es 



1-2. Sandbergerla DollfusiTourn. , va.v. Rezieri Cossm. 3/1 173 



3-G. Sandbergeria Dollfusnouvn.,îovme typique 3/1 175 



7-8. Bayania c(. Inrbinoides [Desh.] 3/1 18:^ 



0-12. Tornatina exerta [De.sh.] 4/1 19S 



13-16. Hydrobia armoricensis [Tourn.] 3/1 ISy 



17. Turritella 'llaustaloi'i planlspira Ny.st 1/1 183 



18-19. Calyptrœa slriatella Nyst 3/2 188 



20-21. Calyptrœa striatella Nysl 2/1 188 



22-24. CoHonia tenuizonala Cossiii 3/1 197 



25-27. Littorinolacuna quincuncialis Cossm 3/1 187 



28-29. A7nnicola ylobularis [Toiirn.] 5/1 189 



30-31. Phasianella ITiicolia; sp 3/J 197 



32. Turritella Iflaustatorj myurelloides Cossm 1/1...... 184 



33-34. Peringia sp 5/1 190 



35-3G. Crornrnium aiigustatum [Grat.] 1/1 193 



