


TERRES LT 
7 

Rs 
rar 
NN Ke 
| MOLLUSQUES DU ROUSSILLON 3 
PLANCHE 91 

Classe GASTROPODA (Cuvier) 
= = 

ORDRE L[  PROSOBRAOCHIATA Famizzxs TURBINIDÆ-ADEORBIDÆ HALIOTIDÆ PATELLIDÆ SIPHONARIIDÆ 
SECTION B HOLOSTOMATA GENRES CIRCULUS, ADEORBIS, SCISSURELLA ACMAEA WILLIAMIA 

| 
| 
È 
| 
: 1, 2, 3. Circulus striatus Philippi. 7.  Scissurella costata var.cancellata Jeffreys. 
- 4. 5, 6. Adeorbis subcarinatus Montaou. TE » » var. laevigata d'Orbienvy 
8 8 gny 
8, 9, 10. Scissurella costata d'Orbigny. 12, 13. Acmaea virginea Müller. 
14, 15. Williamia Gussonii O. G. Costa. 
Bucquoy, Dautzenberg & CG. Dollfus. 
Eee 
