Register. 
Ampullaria Lam. s. str. 106. 
amazonica Rve. 173. 
aperta Rve. v. erronea Ne- 
vill 175. 
arata Crosse & Fischer 129. 
auriformis Rve. 139. 
var. ocanensis Kob. 222. 
aurostoma Rve. 139. 
autumnalis Rve. 207. 
avellana Rve. 100. 
baeri Dautz. 210. 
belizensis Crosse & Fischer 
131. 
bridgesi Rve. 183, 
bulla Rve. 142. 
buxea Rve. 171. 
caliginosa Rve. 191. 
canaliculata Rve. 176. 
cassidiformis Rve. 174. 
castelloi Sow. 162. 
cerasum Hanley 144. 
citreum Rve. 198. 
columbiensis Rve. 209. 
columellaris Gld. 164. 
commissionis v. Ihg. 202. 
conoidea Mrts. 130. 
cornu arietis L. 226. 
cornucopiae Rve. 160. 
costaricana Mrts. 147. 
cousini Jouss. 216. 
Ampullaria crassa Swains. 189. 
var. monticola Vernh. 217- 
crocostoma Phil. 153. 
cubensis Rve. 150. 
cumingi King 140. 
cuprea Rve. 160. 
cyclostoma Spix 189. 
dacostae Sow. 181. 
decussata Moric.-Sow. 203. 
delattrei v. lattrei Rve. 140. 
depressa Say v. paludosa 
111 . 
dolioides Rve. 170. 
dolium L. 110. 
dysoni Hanley 110. 
effusa Drouet 148. 
effusa Sow. 158. 
electrica Rve. 158. 
elegans d’Orb. 167. 
erogata Crosse & Fischer 
134. 
erronea Nevill 175. 
erythrostoraa Rve. 53. 
eumicra Crosse & Fischer. 
136. 
eximia Dkr. 188. 
exsculpta Crosse & Fischer 
129. 
fasciata Reeve 218. 
flagellata Say 125. 
Ampullaria flatilis Rve. 122. 
fumata Rve. 122. 
geveana Phil. 156. 
ghiesbreghtii Rve. 143. 
gigas Rve. 192. 
glauca L. 147. 
gossei Rve. 193. 
granulosa Sow. 169. 
guadalupensis Mrts. 148. 
guyanensis Lam. 186. 
hanleyi Rve. 178. 
haustrum Rve. 159. 
hepataria Rve. 185. 
hondurasensis Rve. 120. 
hopetonensis Lea 121. 
immersa Rve. 158. 
impervia Rve. 188. 
innexa Crosse & Fischer 138. 
insularum d’Orb. 195. 
intermedia Fer. 205. 
interrupta Sow. 208. 
intropicta Rve. 194. 
lattrei Rve. 146. 
lemniscata Crosse & Fischer 
137. 
leucostoma Philippi 110. 
levior Sow. 212. 
livescens Rve. 118. 
luteostoma Sow. 152. 
lymnaeformis Rve. 209. 
