GONIOBASIS. 



147 



cross, than between them, where they are often obsolete. This spe- 

 cies was sent to me by Mr. Stephen Elliot, who obtained it in Lime- 

 stone Springs, St. John's, Berlcley. — Say. 



The shell described by Mr. Say is a quite young one — as is 

 evident from an inspection of the figure, which is drawn from 

 the original type, now in tlie possession of Jno. G. Antliony. 

 Mr. Lea described under the same name a species from Georgia, 

 but Prof. Haldeman (Monog. Limniades, Cover No. G) called 

 attention to the fact that the name was preoccupied by Sa}^, and 

 Mr. Lea subsequently changed his name to 



., 1 J = Fig. 273. Fig. 273. 



catenoides. 



That the following is the adult of this 

 species cannot be doubted. 



Mclania suhlirata. — Elongate-conoidal ; volu- 

 tions six, the sides flattened above ; AvJiorls of the 

 spire with a carinated angle near the base of each, 

 and longitudinally rilibed; ribs not prominent; 

 upper whorls with two distant revolving lines on each ; base of the 

 body-whorl striated, the upper portion of body-whorl obscurely 

 ribbed ; color olivaceous with obscure brown bands. 



Habitat. — Savannah River. — Conrad. 



Fig. 274. 



Fig. 275. 



10. G. Floridensis, Ree^t:. 



Melania Floridensis, Reeve, Monog. Melania, sp. 334. Brot, List, p. 34. 



Description. — Shell somewhat pyramidally tur- 

 reted, blackish-olive, whorls seven to nine, 

 broadly sloping, then slightly angled, longitu- 

 dinally indistinctly plaited, corded throughout 

 with fine noduled ridges ; aperture ovate, a 

 little effused at the base. 

 Habitat. — Florida. 

 Observations. — Sculptured throughout with 

 fine corded ridges which are uoduled on crossing the rather obscure 

 longitudinal plaits. — Beeve. 



