NO. 1205. SYNOPSIS OF THE NAIADES— SIMPSON. 617 



*Anodon marginata Ferussac, Guer. Mag., 1835, p. 25. 

 "Anodonta femissaciana Ferussac, Guer. Mag., 1835, p. 25. 



* ] Margarita {Anodonta) loardiana Lea, Syn., 1836, p. 50; 1838, p. 30. 

 *A7iodonta wardiana Lea, Tr. Am. Phil. Soc.,VI, 1838, p. 46, pi. xiv, fig. 42 ; * Obs., 



II, 1838, p. 46, pi. XIV, fig. 42.—* Troschel, Arch, fiir Nat., V, 1839, Pt. 2, p. 

 238.—* Hanley, Test. Moll., 1842, p. 220 ; * Biv. Shells, 1843, p. 220.—* H. and 

 A. Adams, Gen. Rec. Moll., II, 1857, p. 503.—* P/etel, Conch. Sam., Ill, 1890, 

 p. 186.— *Catlow and Reeve, Conch. Nom., 1845, p. 68.— *B. H. Wright, 

 Check List, 1888. 



*Anodon imrdiana Sowerby, Conch. Icon., XVII, 1867, pi. xxviii, fig. 114. 



*Margaron {Anodonta) wardiana Lea, Syn., 1852, p. 49 ; 1870, p. 79. 



"" Anodonta virgata Conrad, Cover of Mon. No. 5, 1836. 



""StropUtus rirgatus Conrad, Pr. Ac. N. Sci. Phila., VI, 1853, p. 263. 



""Anodon unadilla De Kay, Zool. of N. Y., Pt. 5, 1843, p. 199, pi. xv, fig. 228. 



*StrophitHs unadilla Conrad, Pr. Ac. N. Sci. Phila., VI, 1853, p. 263. 



*Anodon undulata Gould, In v. Mass., 1841, p. 120, fig. 79; * 1870, p. 182, fig. 79. 



* \ Anodonta tetragona'L^.A, Pr. Am. Phil. Soc, IV, 1845, p. 165; * Tr. Am. Phil. Soc, 



X, 1848, p. 82, pi. viii, fig.25; *Obs., IV, 1848, p. 56, pi. viii, fig. 25.— *H. and 

 A. Adams, Gen. Rec. Moll., II, 1857, p. 503.—* B. H. Wright, Check List, 1888. 



*Margaron {Anodonta) tetragona Lea, Syn., 1852, p. 51 ; 1870, p. 81. 



*Stro2)Mtus tetragona Conrad, Pr. Ac. N. Sci. Phila., VI, 1853, p. 263. 



* \ Anodonta arlcansasensis Lea, Tr. Am. Phil. Soc, XI, 1852, p. 293, pi. xxix, fig. 56; 



* Obs., V, 1852, p. 49, pi. xxix, fig. 56.— * H. and A. Adams, Gen. Rec. Moll., II, 

 1857, p. 502.— * B.H.Wright, Check List, 1888.— * P^etel, Conch. Sam., Ill, 

 1890, p. 176. 



*Margaron {Anodonta) arlcansasensis Lea, Syn., 1852, p. 50; 1870, p. 80. 

 ^ Stropliitus arlcansasensis Conrad, Pr. Ac. N. Sci. Phila., VI, 1853, p. 262. 



* \ Anodonta slmfferiana Lea, Tr. Am. Phil. Soc, X, 1852, p. 288, pi. xxvi, fig.50; 



* Obs., V, 1852, p. 44, pi. xxvi, fig. 50.—* H. and A. Adams, Gen. Rec. Moll., II, 

 1857, p. 503.—* PJ5TEL, Conch. Sam., Ill, 1890, p. 184. 



*Margaron {Anodonta) sluefferiana Lea, Syn., 1852, p. 51 ; 1870, p. 81. 

 ""Strophitus schwfferiana Conrad, Pr. Ac. N. Sci. Phila., VI, 1853, p. 263. 



* Anodonta shefferiana Clessin, Conch. Cab. Ano., 1853, p. 243, pi. xvii, figs. 5-7. 

 *Anodon slmfferianns Sowerby, Conch. Icon., XVII, 1870, pi. xxxv, fig. 143. 



* Anodonta shafferiana B. H. Wright, Check List, 1888. 



*i Anodonta slioivalterii Lea, Pr. Ac. N. Sci. Phila., IV, 1860, p. 307;* Jl. Ac. N. Sci. 



Phila., 1862, p. 21.5, pi. xxxiii, fig. 284; *Obs., IX, 1863, p. 37, pi. xxxiii, fig. 



284.— *ClessIx\, Conch. Cab. Ado., 1874, p. 156, pi. li, figs. 5, 6.— *B. H. 



Wright, Check List, 1888.—* P.etel, Conch. Sam., Ill, 1890, p. 184. 

 *Anodon slioivalterii Sowerby, Conch. Icon., XVII, 1870, pi. xxvii, fig. 104. 

 *Margaron {Anodonta) slioivalterii Lea, Syn., 1870, p. 79. 

 *Alasmodon rliomhica Anthony, Am. Jl. Conch., 1, 1865, p. 158, pi. xii, fig. 5. 

 ^ Margaritana rliomhica PiETEL, Conch. Sam., Ill, 1890, p. 173. 



* Anodonta salmonea Clessin, Conch. Cab. Ano., 1873, p. 91, pi. xxiv, figs. 1, 2. 



tSTROPHITUS EDENTULUS var. PAVONIUS Lea. 



* Anodonta pavonia Lea, Tr. Am. Phil. Soc, VI, 1836, p. 78, pi. xxi, fig. 65; * Obs., 



II, 1838, p. 78, pi. xxi,tig.65.—* Troschel, Arch, fiir Nat., V, 1839, Pt. 2, p. 

 239.—* Hanley, Test. Moll., 1842, p. 218.—* Conrad, Pr. Ac. N. Sci. Phila., VI, 

 1853, p. 264.— *H. and A. Adams, Gen. Rec. Moll., II, 1857, p. 503.— *Mus- 

 grove. Phot. Conch., 186.3, pi. i, fig. 9. — * Clessin, Conch. Cab. Ano., 1873, p. 

 156, pi. XXX, figs. 3, 4.—* B.H.Wright, Check List, 1888.— *PyETEL, Conch. 

 Sam., Ill, 1890, p. 183. 



^Margarita {Anodonta) paronia Lea, Syn., 1838, p. 30. 



*Anodon pavonia De Kay, Zool. of N. Y., Pt. 5, 1843, p. 203, pi. xl, fig. 358. — 



