MOLLUSQUES DU ROUSSILLON 
PLANCHE 91 
Classe GASTROPODA (Cuvier) 
RE  — 
ORDRE L  PROSOBRAOCHIATA Famizces TURBINIDÆ-ADEORBIDÆ HALIOTIDÆ PATELLIDÆ SIPHONARIIDÆ 
-SkcrTiOx B HOLOSTOMATA  GexRES CIRCULUS, ADEORBIS, SCISSURELLA ACMAEA WILLIANIA 
NN 
(ER. LS 
es 
ED 
2, 3. Circulus striatus Philipp. 420 7.  Scissurella costata var.cancellata Jeffreys: 
5, 6. Adeorbis subcarinatus Montagu. 4724 11. » » var. laevigata d'Orbigny 
9, 10. Scissurella costata d'Orbigny.##79 12, 13. Acmaea virginea Müller. #7S 
14, 15. Williamia Gussonii O. G. Costa. 4 54 
1 
4. 
8 
, 
Bucquoy, Dautzenberg & CG. Dollfus. 
