312 
t 
Tafel 99. 
Fig. 1. Margarilana ßonellii Fer. p. 296. — 
2. M. Raveneliana Lea p. 297. — 3. M. mar- 
ginata Say. p. 297. — 4. M. undulata Say. 
p. 298. — 5. M. delloidea Lea p. 299. — 
6. M. calceola Lea p. 299. — 7. M. ambigua 
Say. p. 300. 
Tafel 100. 
Fig. 1. Dipsas discoidea Lea p. 306. — 
2. Margarilana Correyana Lea p. 300. — 
3. M. fabula Lea p.301. — 4. M. Holstoniana 
Lea p. 302. — 5. M. radiata Conr. p. 302. — 
6. M. triangulata Lea p. 303. — 7. Mono- 
condylaea rhomboidea Lea p. 304. • — 8. Mon. 
planulata Lea p. 305. 
Aipiiabetisdies Verzeicliiiiss 
der Gattungen und Arten mit ihren Synonymen. 
(Die beschriebenen Gattungen und Arten sind durchschossen gedruckt.( 
Alasinodonta. 
ambigua Say p. 300 no. 12. 
arcuata Barn. p. 293 no.2. 
calceola Jay p.299 no. 11. 
complanata Barn. p.l99 no. 172. 
compressa Menke p. 296. no.6. 
laevissima Lea p. 210 no. 188. 
marginala Say p. 297 no.8. 
radiata Conr. p.302 no. 16. 
rugosa Barn. p. 200 no. 173. 
sculplilis Say p. 298 no. 9. 
truncala Conr. p. 187. no. 154. 
undulala Say p. 298 no. 9. 
xlnodonta Lam. 
lata Rafln, p. 288 no.307. 
ohiensis Raf. p.210 no. 188. 
purpurascens Swains. p. 198 no. 170. 
Castalia Lam. 
ambigua Lam. p.l65. no. 122. 
Chama. 
plumbea Chemn. p. 289 no.308. 
Complanaria Schum, 
complanata Swains. p. 199 no. 172. 
Dipsas Leacli p. 305. 
discoidea Lea no. 1 1. 100 f. 1. 
Hyri a Lam. p. 140. 
avicularis Lam. p. 141 no.2. 
corrugata Lam. no. l,t. 41 f. 1. 
elongata Swains. p. 141 no.2. 
syrmatophora no.2 1.41 f. 2. ^ 
Margarilana Schum, p. 293. 
ambigua Say no. 12 1.99 f. 7. 
arcuata Barn, no.2 1.39 f. 1 p. 273. 
B 0 ne 1 1 i i Fer. no. 6 t. 99 f. 1. 
calceola Lea no. 11 1.99 f.6. 
complanata Jay p. 199 no.l72. 
Correyana Lea no. 13 1. 100 f. 2. 
deltoidea Lea no. 10 t. 99 f. 5. 
euphralica Menke p. 304 no. 1. 
fabula Lea no. 14 1. 100 f. 3. 
fragil is Mouss. no.4 t.98 f.2. 
