922 PBOCEEBTNGS OF THE NATIONAL MUSEUM. vol.xxii. 



(Group of Glaharis incequivalvis.) 



Shell elliptical, moderately solid and inflated, with a low posterior 

 ridge, slightly produced behind near the base and truncated above the 

 posterior slope; beaks full, smooth; ligament imbedded in a sort of 

 groove which extends to the anterior point of the shell; epidermis 

 slightly roughened, often clothlike and showing the rest i)eriods, having 

 faint radiating lines; nacre bluish, soft, but not brilliant. 



Animal unknown. 



tGLABARIS IN/EQUIVALVIS Lea. 



*Anodonta incequivalvis Lea, Pr. Ac. N. Sci. Pliila., XII, 1868, p. 95 ; * Jl. Ac. N. Sci. 

 Phila., VI, 1868, p. 292, pi. XLiii, fig. 108; *Obs., XII, 1869, p. 52, pi. xliii, 

 fig. 108.—* Clessin, Conch. Cab. Ano., 1874, p. 137, pi. xliv, figs. 7, 8.—* B. H. 

 Wright, Check List, 1888. 



* Mar gar on (Anodonta) incequivalvis IjEa, Syn., 1870, p. 83. 



* f AnoclontalenticularisIj^A, Ft. Ac. 'N. Sci. Fh'ila,., XII, 1868, p. 95; * Jl. Ac. N. Sci. 



Phila., VI, 1868, p. 290, pi. xli, fig. 102; *Obs., XII, 1869, p. 50, pi. xli, fig. 

 102.— ^CLEsam, Conch. Cab. Ano., 1874, p. 134, pi. xliii, figs. 5, 6.— *B. H. 

 Wright, Check List, 1888.— "P^etel, Conch. Sam., Ill, 1890, p. 181, 

 ^ Margaron (Anodonta) lenticidaris Lea, Syn., 1870, p. 81. 



* Anodon glahrus Sowerby, Conch. Icon., XVII, 1870, pi. xxv, fig. 97. 



"^ Anodon moniezianus Sowerby, Conch. Icon., XVII, 1870, pi. xxxvi, fig. 145. 



* Anodonta viridana Clessin, Conch. Cab. Ano., 1876, p. 226, pi. lxxv, fig. 5. — 



*P^tel, Conch. Sam., Ill, 1890, p. 186. — * Fischer and Crosse, Miss. Sci. 

 Pt. 7, II, 1894, p. 521. 



Lake Nicaragua ; Mexico. 



tGLABARIS GRANADENSIS Lea, 



* Anodonta granadensis Lea, Pr. Ac. N. Sci. Phila., XII, 1868, p. 96; * Jl. Ac. N. Sci. 



Phila., VI, 1868, p. 288, pi. xli, fig. 100; *Obs.,XII, 1869, p. 48, pi. xli, fig, 

 100.— * Clessin, Conch. Cab. Ano., 1874, p. 134, pi. xliv, figs. 3, 4,— *B. H. 

 Wright, Check List, 1888.— * Pjstel, Conch. Sam., Ill, 1890, p. 180. 

 *Margaron {Anodonta) granadensis Lea, Syn., 1870, p. 81. 



Lake Nicaragua, Central America. 



tGLABARIS TRAUTWINIANUS Lea. 



* Anodonta trautwiniana Lea, Tr. Am. Phil. Soc, X, 1852, p. 287, pi. xxvi, fig. 48; 



* Obs., V, 1852, p. 43, pi. xxvi, fig. 48. 



* Margaron (Anodonta) trautwiniana Lea, Syn., 1870, p. 81. 



* Anodon trautwinianws Sowerby, Couch. Icon., XVII, 1870, pi. xxxiii, fig. 134, 



* Mar gar on {Anodonta) troutiviniana IjYj a, Syn,, 1852, p, 51. 



* Anodonta troutiviniana H. and A. Adams, Gen. Eec. Moll., II, 1857, p. 503. — 



* Clessin, Conch. C^b. Ano., 1874, p. 112, pi. xxxvi, figs. 1, 2. — *P^tel, 

 Conch. Sam., Ill, 1890, p. 186. 



* ? Anodon ovatus Swainson, Ex. Conch., 1841, j)l. xxxvi. 

 1 Anodonta car tliagena , Who? Where? 



Cartagena, Colombia. 



