MÉMOIRES 



91 



3. Roxania (s s.) sulcatina, Doeh. 



4. — canota, Desh. 



~k — glaphyra, Dosh. 



0. — Lamarcki, Deeh. 



7. — semistriata, Desh. 



8. R. [Aerostémfna) coronata, Lamk. 



9. — Beaançorii, Morlet. 

 10. — elacate, Bayan. 



245. — Bru.A. 



1 . Balla [s. s.) globulus, Dosh. 



2. B. (Acrocolpus) plicata, Desh. 



244. — Acera. 



1 . A. striatella, Lamk. 

 244 bl8 . — Amphisphyra. 



1. A. assula, Desh. 



2. — pulchella, Dosh. 



245. — Ringicula. 



1 . Ringicula (s. s.) ringens, Lamk. 



2. — Langlassei, Morlet. 



3. — minor, Desh. 



4. — Bezançoni, Morlet. 



5. R. {Ringiùulella) Dugasti, Morlet. 



6. Ringicula (s. s.) Cossmanni, Morlet. 

 7 — Raineourti, Morlet. 



24o bi8 . — GlI.BKRTIA. 



1. G. inopinata, Morlet. 

 24(5. — Umbrella. 



1. 



247 



1. 



2. 

 3. 

 4. 



5. 



U. laudunensis, Mellev. 



— Siphonaria. 

 S. spectabilis, Desh. 



— costaria, Desh. 



— crassicostata, Desh. 



— Laubrierei, Cossm. 



— glabrata, de Raine, 

 (i. — liancurtensis, Cossm. 



248. — Parascltim. 



1. P. Raineourti, Cossm. 



249. — Aororia. 



1. A. Baylei, Cossm. 

 230. — Gamma. 



1. G. hipponyxoides, Cossm. 



2ÎÎI. 



1. 

 2. 

 3. 

 4. 

 5. 

 G. 

 7. 

 282 



1. A 

 2. 

 3. 

 4. 



2îîô. 

 1. 



2. 

 3. 

 4. 

 5. 

 6. 



9. 

 10. 

 11. 

 12. 

 13. 

 14. 

 15. 

 16. 

 234. 



1. 



2. 



:■>. 



4. 

 5. 

 0. 

 7. 

 8. 

 9. 

 10. 



Physa. 



(Aplecta) gigantea, Michaud. 



— pseudogigantea, Sandb. 



— primigenia, Dosh. 



— Hébert i, Desh. 



— pulchella, d'Orb. 

 (Macropliysa) columnaris, Desh. 



— parvissima, de Boissy. 

 Ancylos. 

 [Velletia) Matheroni, de Boissy. 



— arenarius, Cossm. 



— Dutemplei, Desh. 



— berellensis, de Laub. 



et Carcz. 



— Limnvea. 



Limna-a (s. s.) lougiscata, Brongn. 



— pyramidalis, Brard. 



— Baylei, Bayan. 



— berellensis, de Laub. et Carez. 



— acuminata, Brongn. 



— arenularia, Brard. 



— lignitarum, Desh. 



— elata, Desh. 



— Bervillei, Desh. 



— Michelini, Desh. 



— inconspicua, Desh. 



— convexa, Edw. 



— ovum, Brongn. 



L. Bulirnnœa) crassula, Desh. 



— Duchasteli, Desh. 



— brachystoma, Cossm. 



— Planorhis. 



P. (Menetiits) goniobasis, Sandb. 



— pseudoammonius, Schloth. 



— paciacensis. Desh. 



— rillyensis, Bayan. 



— kevigatus, Desh. 



— sparnacensis, Desh. 



— spiruloides, Desh. 



— pygrmeus, Desh. 



P. [HeHscmui euomphalus, Snw. 



— subovatus, Dosh. 



