149 



81. C. ventricosa, Deshayes, Proc. Zool. Lond. xxii, 16, 1854. 

 Prime, Cat. Corb. 6, 1863. 



Australia and the Philippine Islands. 



TO BE EXCLUDED. 



C. cequilateralis, Deshayes. = O. Mexicana. 



C. Africana, Krauss. = Corb. Africaner. 



C. Astartina, Martens. = Corb. Astartina. 



C. Ayrensis, Kurr. = Corb. Ayremis. 



C. altilis, Gould. = C. Mexicana. 



. angulata, Deshayes. = C. tumida. 



C. Australis, Lamarck. == Corb. Australia. 



C. Caledonica, Gassies. = C. sublobata. 



C. Charpenterianus, Bourguignat. = an Ancylus, typ. error. 



C. Childrence, Gray. = C. Childrence. 



C. chinensis, Ferrussac, undescribed. 



C. compressa, Mousson. = Corb. compressa. 



C. consobrina, Cailliaud. = Corb. consobrina. 



C. cor, Lamarck. = Corb. cor. 



C. corbiculiformis, Prime. = V. Cochinensis. 



C. cordi/ormis, Recluz. == C. Recluzii. 



C. crassula, Mousson. = Corb. crassula. 



C. cuneata, Jonas. = Corb. cuneata. 



C. cyclostoma, Bourguignat. = an Ancylus, typ. error. 



C. CyprinoideSj Gray. = V. Cyprinoides. 



C. debilis, Gould. = Corb. debilis. 



C. Delalandii, F^russac, undescribed. 



C. depressa, Lamarck. = Corb. borealis. 



C. Deshayesianu*, Bourguignat. = an Ancylus, typ. error. 



C. Euphratica, Bronn, undescribed. 



C. fluminaliSj Bourguignat. = Corb. fluminalis. 



C. fluminea, FeVussac, undescribed. 



C. fluviatilis, Philippi. = Corb. fiuviatilis. 



C.fragilis, Deshayes. = C. Mexicana. 



C.fuscata, Lamarck. = Corb. fluminalis. 



(C. Graudichaudi, Valenciennes. = Corb. recurvata. 

 C. Gauritziana, Krauss. = Corb. Africana. 

 C. globulus, Jonas. = Corb. cuneata. 

 C. impressa, Deshayes. = C. eximia. 

 C. inflata, Deshayes. = C. Panamensis. 

 C. Islandica, FeVussac, undescribed. 

 C. Jayemis, Lea. = B. Jayana. 

 C. Keraudrenii, Lesson. = B. Keraudrenii. 

 C. Largillierti, Philippi. = Corb. Largillierti. 



