Légende de la Pl. LVII. 



253 — 13 Limnaea ovum, Brongn. — 3 2 [in Desh.] Ducy . . 



253 — 14 Limnaea (Bulimmva) crassula [Desh.]. — 2/1 Valmondoi 



253 — 15 LimnÊsa (Bulininma) Duchasteli [Desh.]. — 3/1 L'Orme . 



253 — 16 Limnsea (Bvlimnœa) brachystoma, Cossm Chenay . 



253 — 17 Limnaea (Bulimnsea) BonnMi, Cossm. — 3/1 [V. App. III, p. 101] Le Ruel . 



253 — 18 Limnaea Cayeuxi, Leriche. — 2/1 [m fut. App. V] Cuvilly . 



253 — 19 Limnaea cuviliiensis, Leriche. — 2/1 [in fut. App. V]. . „ Cuvilly . 



253 dis 1 Vouastia micans, Raspail. — 4/1 [in fut. App. Y] Le Vouast 



254 — 1 Planorbis (Menctus) goniobasis, Saudb. — 3/2 Ducy . . 



254 — 2 Planorbis {Menetus) pseudoammonius, Schlolh. — Gr. ualur Lougpont 



254 — 3 Planorbis (Menetus) paciacensis, Desh. — Gr. nat Hermonville 



254 — 4 Planorbis (Menetus) rillyensis, Bayan. — 5/1 [in Desh ] Rilly . . . 



254 — 5 Planorbis (Menetus) laevigatus, Desh. — 2/1 Mont-Bernou 



254 — 6 Planorbis (Menetus) sparnacensis, Desh. — Gr. nalur Mont-Bernon 



254 — 6' — var. campaniensis, Desh. — Gr. uatur Grauves . . 



254 — 7 Planorbis (Menetus) spiruloides, Desh. — S/1 .... Ducy . . . 



254 — 8 Planorbis (Menetus) pygmœus, Desh. — 4/1 Septeuil . . 



254 — 9 Planorbis (Ilelisoma) euomphalus, Sow. — 3/2 [in Cossm.] Valmondois 



254 — 9' — — var. non dénommée. — Gr. natur Valmondois 



254 — 10 Planorbis (Helisoma) subovatus, Desh. — 3/1. Mont-Bernon 



251 — 11 Planorbis (Helisoma) ahivolvis, Cossm. — 10/1 [in Cossm.] Ilérouval. . 



254 — 12 Planorbis (Ilelisoma) catinus, Desh. — 5/1 L'Orme . . 



254 — 13 Planorbis (Anisus) subangulatus, Lamk. — 5/1 Yilliers . . 



254 — 14 Planorbis (Anisus) nitidulus, Lamk. — 5/1 Ermenonville 



254 — 15 Planorbis (Anisus) Baudoni, Desh. — 5/1 Neauphlette 



254 — 16 Planorbis (Anisus) cuisensis, Cossm. — 5/1 Cuise . . . 



254 — 17 Planorbis (Anisus) goniophorus, Morlet. — 4/1. Berville . . 



254 — 18 Planorbis (Anisus) hemistoma, Sow. — 5/1 Pourcy . . 



254 — 19 Planorbis (Anisus) herouvalensis, Cossm. — 5/1 Hérouval. . 



254 — 20 Planorbis (Anisus) tropis, Edw. — 7/1 [in Cossm.] Vaudancourt 



251 — 21 Planorbis (Segmentina) inflatus, Desh. — 4/1 Ducy . . . 



254 — 21' — var. planulatus, Desh. — 4/1 Le Buel . . 



254 — 22 Planorbis (Segmentina) Cheriieri, Desh. — 3/2 Saint-Parres 



254 — 23 Planorbis (Segmentina) concavus, Desh. — 3/1 Neauphlette 



254 — 24 Planorbis (Segmentina) obtusus, Desh. — 3/1 Le Fayel. . 



255 — 1 Carychium Michelini, de Boissy. — 6/1 Rilly . . . 



255 — 2 Carychium sparnacense, Desh. — 6,4 ." Grauves . . 



255 — 2' var. non dénommée. — 6/1 Grauves . . 



255 — 3 Carychium berellense, de Lauh. et Carcz. — 10/1 [in Cossm.] Brasles . . 



255 — 4 Carychium Michaudi, de Boissy. — 4/1 Rilly . . . 



255 — 5 Carychium hypermeces, Cossm. — 12/1 Mont-Bernon 



255 — 6 Carychium (Canjchiopsis) Dhorni, Desh. — 6/1 Grauves . . 



255 — 7 Carychium (Canjchiopsis) alternans, Desh. — 6/1 Grauves . . 



255 — 8 Carychium (Canjchiopsis) bigeminatum, Desh. — 6/1 Grauves . . 



Audun. 



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AuDUN. 



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