Gasteropoda. 



110 



Gladius. 



Aegion, d'Orb. Sp. (Rostellaria), Gabb, 1861. 



Alpinus, d'Orb. Sp. " " 



Americanus, d'Orb. Sp. " '^ 



angulosus, d'Orb. Sp. " " 



anserinus, Nils. Sp. ^' " 



Aonis, d'Orb. Sp. " " 



arenarum, Morton, Sp. ^' ^' 



Astierianusj d'Orb. Sp. " " 



Boussingaultii, d'Orb. Sp. " " 



Bucliii, Munst. Sp. (Chenopus), " 

 calcaratus, Sow. Sp. (Rostellaria), " 



carinatus, Mant. Sp. " " 



carinellus, d'Orb. Sp. " " 

 ? Cheyennensis, M. & H. Proc. Acad. 1860, p. 422 

 cingulatus, P. & R. Sp. (Rostellaria), Gabb, 1861. 



coarctatas, Geinitz, Sp. ^' " 



collinus, Con. Sp. *' ^' 



compositus, Phil. Sp. " ^' 



costae, Sharpe, Sp. " " 



costatiis. Sow. Sp. " " 



Delucii, P. & R. Sp. " " 



divaricatus, Reuss, Sp. '^ '^ 



Drunensis, d'Orb. Sp. " " 



elatior, d'Orb. Sp. " " 



elongatus, Sow. Sp. " " 



emarginulatus, Gein. Sp. " " 



fusiformis, P. & R. Sp. " " 



Gargasianus, P. & R. Sp. " " 



Geinitzii, d'Orb. Sp. " '' 



glabrus, Forbes, Sp. '* <^ 



granulatus. Sow. Sp. " " 



Grasianus, P. & R. Sp. " " 



inornatus, d'Orb. Sp. " '' 



irregularis, d'Orb. Sp. '' ^' 



Itierianus, d'Orb. Sp. ^' " 



laeviusculus. Sow. Sp. '' " 



Mailleanus, d'Orb. Sp. '< " 



Megaera, d'Orb. Sp. '< •' 



megaloptera, Reuss, Sp. '' " 



Moutonianus, d'Orb. Sp. '' " 



