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Goniobasis Duttonii. — Testa plicata, conoidea, dilute rufo-lutea, erassa, 

 bivittata ; spira conoidea ; suturis irregulariter impressis ; anfractibus instar 

 septenis, subconvexis ; apertura ovato-rhomboidea, intus alba, et lato-vittata , 

 labro acuto, sinuoso ; columella incurva, incrassata et valde contorta. 



Hab. — Maurey County, Tennessee, T. R Dutton. Grayson County, Kentucky, 

 S. S. Lyon. 



Goniobasis Doolyensis. — Testa, plicata, subcylindracea, tenebroso-cornea vel 

 subsinerea, tenui, evittata ; spira, attenuate ; suturis irregulariter impressis ; 

 anfractibus instar novenis, convexiusculis, apertura parva,, ovato-rhomboidea, 

 intus albida ; labro acuto, sinuoso ; columella valde incurva, in medio impress;! 

 et valdfe contorta. 



Hab. — Tennessee, Prof. Troost. Near Vienna, Dooly County, Georgia, in a 

 small stream tributary to Flint River, Rev. G. White. 



Goniobasis Viennaensis. — Testa plicata, subfusiformi, olivacea, subtenui, 

 evittata; spira regulariter conica; suturis irregulariter impressis; anfractibus 

 septenis, planulatis ; apertura subgrandi, rhomboidea, intus caeruleo-alba ; 

 labro acuto, sinuoso ; columella incurva, infernfe incrassata, parum contorta. 



Bab. — Near Vienna, Dooly County, Georgia, in a small stream tributary to 

 Flint River, Rev. G. White. 



Goniobasis strenua. — Testa, plicata, subfusiformi, fusco-olivacea,, subtenui, 

 evittata ; spira subelevatu. ; suturis valde impressis ; anfractibus instar sep- 

 tenis, planulatis ; apertura subgrandi, ovato-rhomboidea, intus albida ; labro 

 acuto, subsinuoso; columella incurva et contorta. 



Hab. — Benton County? Northwest Alabama, G. Hallenbeck. 



Goniobasis spardb. — Testa plicata, subattenuata, pallido-flavescente, sub- 

 crassa, evittata; spira, attennata, mucronata; suturis irregulariter impressis; 

 anfractibus octonis, convexiusculis ; apertura submagna, ovato-rhomboidea, 

 intu3alba; labro acuto, sinuoso; columella parum incurva, superne lntea, 

 inferne alba, contorta. 



Sab. — Tennessee, Dr. Currey and Prof. Lindsley. 



Goniobasis difficilis. — Testa, plicata, subattenuata, tenebroso-oliva vel 

 fuscescente, subtenui, evittata ; spira, attenuate, macronata ; suturis regula- 

 riter impressis ; anfractibus instar octonis, convexiusculis ; apertura parvius- 

 cula, ovato-rhomboidea, intus albida ; labro acuto, subsinuoso ; columella 

 incurva, incrassata et contorta. 



Hab. — Tennessee, Dr. Edgar. 



