483. 



484. 



485. 



486. 



487. 



488. 



489. 



490. 



491. 



A9'2. 



495. 



494. 



495. 



496. 



497. 



498. 



499. 



KOO. 



601. 



502. 



503. 



504. 



505. 



500. 



507. 



508. 



509. 



510. 



511. 



512. 



Pleiiroloma 



Sigiiretiis 



Odostnmia 



Chcmnilzia 



Eulimella 

 Cerilliium 



Scalaria 

 Fossarus 

 Solarium 

 Ri.vsoa 



Rissoina 



Phorus 

 Trochus 



Monodonta 



ilaltotis 

 Cvlichna 



— 355 — 



Lîimarckii [var.], Bellardi. 

 grailala, Dcfr. 

 siibterebralis, Bellardi. 

 clalhralus, Recluz. 

 lactea, d'Orbigny. 

 slriata, Homes, 

 pusilla, Phii. 

 acicula, Phil. 

 lignilarium, Eichw. 

 plicalum, Brug. 

 psciido-scalaris, Brocchi. 

 costal us, Brocchi. 

 millegrannm, Lamarck. 

 Lachesis, Boslcrot. 

 Venus, d'Orbigny, 

 parva [var.], Da Costa, 

 inlerrupta, Adams. 

 Siefanisi, Jeiïreys. 

 co( hk-arella, Lamarck. 

 Bruguerei, Payraudeau* 

 decussala, Mont. 

 Clotho, Hôrnus. 

 De-haye>ii, Michelolli. 

 lineatus, Da Costn. 

 qundristrialus, Dubois, 

 troclioideus, Wood. 

 Drnparnaudi, Payraudeau. 

 mcdilerranea? Gray. 

 lameMosa, Lamarck. 

 clalhrata, Defrance. 



' A. B. 



