23 



Goniobasis puepubeila. — T«sta plicata, conoidea, tenui, purpurescente, 

 fulgida, vittata vel evittata, spirit conoidea ; Buturis impressis ; anfractibus 

 instar septenis, planulatis; apertura, grandiuscula, rhomboidea, intus tene- 

 brosi ; Iabro acuto, vix sinuoso ; columella incurva et contorta. 



Hah. — Caney-Fork River, Tennessee, J. Lewis, M. D. 



Goniobasis cinerella. — Testa, plicata, subfusiformi, tenui, luteo cinerea, 

 evittata; spira obtuse conoidea; suturis irregulaiiter impressis; anfractibus 

 senis, convexiusculis ; apertura grandiuscuht, ovato-rhomboidea, intus albida ; 

 labro acuto, vix sinuoso ; columella incurva et parum contorts. 



Uab. — Tennessee, Coleman Sellers. 



Goniobasis Christti. — Testa plicata vel striata vel granulata, fusiformi, 

 subcrassa, inflata, luteo-olivacea, vittata ; spira obtuse conoidefi, ; suturis im- 

 pressis ; anfractibus qninis, convexiusculis ; apertura pergrandi, ovato-rhom- 

 boidea, intus vittata ; labro acuto, vix sinuoso ; columella incrassata, parum 

 contorta. 



Hah — Valley River, Cherokee County, N. Carolina, Prof. David Christy. 



Goniobasis instabilis. — Testa plicata vel lsevi, fusiformi, crassa, subinflata, 

 vittata vel evittata, olivacea ; epira conoidea ; suturis impressis ; anfractibus 

 instar quinis, convexiusculis; apertura grandi, ovato-rhomboidea, intus vit- 

 tata ; labro acuto, vix sinuoso ; columella incrassata, parum incurva et 

 contorta. 



Hah. — Twenty-one miles north of Murphy and other places in Cherokee 

 County, Georgia^ Prof. David Christy. 



Goniobasis Gerhardtii. — Testa carinata, fusiformi, tenui, fulgida, luteo- 

 virente, quadrivittata ; spira regulariter conica ; suturis impressis ; anfrac- 

 tibus senis, planulatis, ultimo grandi; apertura magna, rhomboidea, intus 

 albida et vittata; labro acuto, parum sinuoso; columella incurva, inferne 

 paulisper incrassata. 



Hah. — Chattanooga River, Georgia, Alexander Gerbardt. Coosa River, Ala- 

 bama, Dr. Spillman. 



Goniobasis infcscata. — Testa carinata, fusiformi, subtenui, fulgida, tene- 

 brosa, nigricante, trivittata; spira conoidea; suturis impressis; anfractibus 

 instar senis, superne planulatis, ultimo grandi ; apertura submagna, rhomboidea; 

 intus albida vel fusca. trivittata; labro acuto, parum sinuoso; columella in- 

 <urva, inferne paulisper incrassata. 



Hah. — Georgia, Rev. G. White. Coosa River, Alabama, Dr. Spillman. 



