MOLLUSQUES DU ROUSSILLON 
l'ianeche 47. 
Crassr GASTROPODA (Cuvier) 
ORDRE |. Prosobranchiata FAMILLE : Turbinidæ 
SECTION B. Flolostomata SOUS-FAMILLE : Trochidaæe 
GENRE : Lrochus 
4 
Ù 7 LS e = 3 
ve.+ + 
1, 2, 3, 4, 5. Trochus Adansoni (Payraudeau)  -3% # 
619 104 — Richard  — 333 
12, — - var. zigzag (Monts). 
43 — — var. major (B. D. D.) 3 
14, 15, 16. —  tumidus (Montagu) mers dunord 3#7 
(rs 18: — — — Roussillon 
19, 20. 21, 22, 23, 24,9%. — Racketti (Payraudeau) var. gibbosula (Brusina) 444 
26, 27, 25. —  turbinoides (Deshayes) 394 
29, 40, — — var. rosea (Monts) 
Bucquoy; Dautzenbers & Dollfus. 
