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PERON^US, Albers. 



1. Peronseus artemesia, W. G. Binney. 



Plate 14, figure 22. 



Shell subcylindrical, rimate ; Avhorls 8, gradually increasing 

 in size, flattened, suture well impressed ; surface smooth, except 

 first whorl and a half of spire, which are ribbed ; aperture small, 

 obliquely oval, its margins approaching and connected by a 

 heavy callous deposit. White, almost transparent. 



Length 23, diam. 6 mill. 



Lower California. 



Addenda. 

 Bulimus (Leptomerus) Marielinus, P^ey. 



Plate 14, figure 23. 



Ovate-conical, thin, imperforate ; whorls 5, slightly convex, 

 transparent, with several sub-interrupted brown bands on the 

 lower portion of the body whorl ; aperture oval, columella per- 

 pendicular, lip thin, not reflected. 



Long. 8 mill. 



A Cuban species, recently found in South Florida. 



Spurious Species. 



AcHATiNA (Columna) Californica, Pfeiff"er, quoted from Mon- 

 terey, California, is a South American species. 



Bulimus degollatus, Linn., 

 Bulimus acicula, MUller, 

 Bulimus subula, Pfeifi"er, 



Bulimus lubricus, Miiller, 



-r> -nc -cc \ Are all to be referred to 



Bulimus gracillimus, PfeiS^er, } ^^^ ^^^.j^ p^p^^^^ 



Bulimus Gossei, Pfeifier, 



Bulimus Kieneri, Pfeifier, 



Bulimus harpa. Say, 



Bulimus marginatus, Say, 



