NORTH AMERICAN CONCHOLOGY. 



Ill 



109 vi 108 

 109 



109 



110 iv 117 



110 vi 115 



111 vi 118 

 111 vi 119a,b,c 



Page. Plate. Fig. Name. Locality. 



108 vi 107 Margarita arctica Lea. 



Turbo injlatus Totten. 

 108 vi 113 cinerea Couth. 



Turbo cinereus Couth., 

 multilineata De Kay. 



obscura Couth., e. 1. Massachusetts. 



argentata Gould, e. 1. Massachusetts. 



Cingula minuta Totlen. 



Turbo minutus Totten. 

 aculeus Gould. 

 laevis De Kay. 

 Lacuna vincta Montagu. 



Turbo vinctus Montagu. 

 L. pertusa Conrad. 

 Turbo quadrifasciatus. 

 neritoidea Gould, e. 1. 

 Turritella interrupta Totten. 

 Eulima? interrupta Gould. 

 erosa Couth. 

 impressa Say, e. 1. 

 eequalis Say, e. 1. 

 altemata Say, e. 1. 

 concava Say, e. 1. 

 Pyramis striatula Couth. 

 Odostornia trifida Totten. 

 Actseon trijidus Totten. 

 seminuda Adams. 



Jaminia seminuda Adams. 

 Pyramis fusea Adams. 

 insculpta De Kay. 

 fusca Adams. 



Pyramis fusca Adams. 

 116 xxxi 296 producta Adams, e. 1. Massachusetts. 



Jaminia producta Adams. 



116 xxxi 294-95 exigua Couth., e. 1. Massachusetts. 



Jaminia exiyua Couth. 

 Turritella bisuturalis Say. 



117 xxxvi 349 Vermetuslumbricalisit'n., e. 1. Northern coast. 

 117 xxxii 203 Skenea serpuloidea Adams. 



Delphinula serpuloides Adams. 



117 ? laxa Say, e. 1. South Carolina. 



Delphinula laxa Say. 



118 vi 130 a, b Valvata tricarinata Say. 



Cyclostoma tricarinata Say. 



118 vi 129 unicarinata De Kay. 



119 vi 127-28 sincera Say. 



Massachusetts. 



Seacoast. 

 Seacoast. 

 Seacoast. 

 South Carolina. 



