xxvi 



BULIMULUS. 



(Group of B. derelictm. Chili, Ecuador.) 

 B. derelictus Brod., x, 172. B. umbilicatus Mill., x, 172. 



B. curtus Koch. Prov. Loja, Ecuador. 



( Group of B. erythrostomus. Chili.) 



B. erythrostomus Sowb., x, 173. B. mejillonensis Pfr., x, 177, 

 v. albus Sowb., x, 174. 



olorinus Duel. 

 B. huascensis Rve., x, 174. 

 B. albicans Brod., x, 175. 



spixii Pot. & Mich. 

 B. pruinosus Sowb., x, 175. 

 B. rouaulti Hupe, x, 176. 

 B. simpliculus Pfr., x, 176; xiv, 

 137. 



( Group of B. striatus. 

 B. striatus King, x, 179. 



Buliminus striatellus Bk. 

 B. piuranus Alb., x, 180. 

 B. alausiensis Cousin, x, 180. 

 B. delumbis Rve., xiv, 138. 

 B. nigropileatus Rve., x, 182 



xiv, 137. 

 v. stenacme Pfr., x, 182. 



callosus Phil. 



mexilloensis Schauf. 

 B. affinis Brod., x, 177. 



v. paposensis Pfr., x, 178. 

 B. callosus Pfr., x, 178. 

 B. pervius Pfr., xiv, 139. 



Peru, Ecuador.) 



radiatus Morel., x, 182. 

 v. orophilus Morel., x, 183. 

 v. balsanus Morel., x, 184. 

 v. reconditus Rve., x, 181. 



v. angrandianus, Pils., xiv, 

 137. 



B. cereicola Morel., x, 184. 



cercicola Morel. 

 B. munsteri Orb., x, 185. 



B. cambus Gray. 

 B. bilineatus Sowb., x, 187. 



( Group of B. apodemetes. Argentina, Bolivia.) 

 B. apodemetes Orb., x, 187. B. fayssianus Pet., x, 192. 



pessulatus Rve. 

 B. centralis Doer., x, 188. 

 B. ventanensis Pils., x, 189. 

 B. conospirus Doer., x, 189. 

 B. oxylabris Doer., x, 190. 

 B. stelzneri Dohrn, x, 190. 



DIVISION II. Bulimuli with the nepionic whorls sculptured with waved, 

 zigzag or irregular subvertical wrinkles, or with the wrinkles dislo- 

 cated and broken more or less into granules, or anastomosing to 

 form a netted or thimble-like pattern. 



B. turritellatus Bk., x, 193. 



Helix turritella Orb. 



v. pliculosa Anc., xiv, 1 

 ?B. luridus Pfr., x, 194. 

 Habitat unknown. 



