MOLLUSQUES DU ROUSSILLON 

Planche 37, 
Classe GASTROPODA (Cuvier) 
et en 

ORDRE I. Prosobranchiata FAMILLE : Littorinidæ 
SECTION B. Holostomata 
GENRES : Rissoa, Skeneia, Homalogvra 
si Rss 



2 RARE Ah illinsetirs ——— 1 Ï —— de 
[l 1 * 
1, 2, Rissoa semistriata Montegu 13, 20, Rissoa glabr: ta var Mühlfel 
5, — — var. pura jeffreys 21, — — var. turnita B. D. D. 
4,5, —  pulcherrima jeffreys 22, 23, —  nt.da Brusina 
6, —_ — var. Aammulita B. D. D. 21,25,25, — ver. elougata Monts 
7:38 — — var. concolor B. D. D. 27, 28, 29, Skene a plenorbis O. Fubi:iss 
0, —  fulgida Adams x 30, 31, Homilogyra atumus Pal'pp: 
19,11, — misromatrica Sezuenza 32, _— _ var. p-lyzona B:u ina 
12, 13, 14, 15, 15, Conturta jeffreys 8%: 34 — rota Forbes et Hanley 
17, —_ — var. intorta Monts 255231, 37; — Fischeriana Moate:ssato 
18, — 
Le ver eléta B. D. D. 
Bucquoy, Dautzenberg & Dollfus. 
