NORTH AMERICAN CONCHOLOGT. 



Ill 



Page. Plate. Fig. 

 108 vi 107 



103 vi 



113 



109 vi 108 

 109 



109 



110 iv 117 



110 vi 115 



111 vi 118 

 111 vi 119 a, b, c 



112 







112 



vi 



123 



113 



vi 



122 



113 







113 







113 







113 







114 



viii 



169 



114 



viii 



170 



115 



viii 



171 



115 



xxxi 



297 



116 



xxxvi 



342 



116 xxxi 296 



116 xxxi 294-95 



117 xxxvi 349 



117 xxxii 203 



117 



118 vi 130 a, b 



118 vi 129 



J19 vi 127-28 



Kame. Locality. 



Margarita arctica Lea, 



Turbo injlatus Totten. 

 cinerea Couth. 



Turbo cinereus Contli, 

 multilineata De Kay. 



obscura Couth., e. 1. Massachusetts. 



argentata Gould, e. 1. Massacbusetts. 



Cingula minuta Totten. 



Turbo minutus Totten. 

 aculeus Gould. 

 laevis De Kay. 

 Lacuna vincta Montagu. 



Turbo vincius Montagu. 

 L. pertusa Conrad. 

 Turbo quadrifasciatus. 

 neritoidea Gould, e. 1. Massachusetts. 



Turritella interrupta Totten. 

 Eulima ? interrupta Gould. 

 erosa Couth, 



Impressa Say, e. 1. Seacoast. 



eequalia Say, e. I. Seacoast. 



alternata Say, e. 1. Seacoast. 



concava Say, e. 1. South Carolina. 



Pyramis striatula Couth, 

 Odostomia trifida Totten. 

 ArAwon trijldus Totten. 

 seminuda Adams. 



Jamiiiia seminuda Adams. 

 Pyramis fusca Adams. 

 insculpta De Kay. 

 fusca Adams. 



Pyramis fusca Adams, 

 producta Adams, e. 1. Massachusetts. 



./aminia producta Adams, 

 exigua Couth., e. 1. Massachusetts. 



Jaminia exiyua Couth. 

 Turritella bisuturalis Say. 

 Vermetus lumbricalis Lin., e. 1. Northern coast. 

 Skenea serpuloidea Adams. 



Deljihinula scrpuloides Adams. 

 ? laxa Say, e. 1. South Carolina. 



Delphinula laxa Say. 

 Valvata tricarinata Say. 



Cyrlosloma tricarinata Say. 

 unicarinata De Kay. 

 sincera Say, 



