NO. 1205. SYNOPSIS OF THE NAIADES SIMPSON. 833 



*KEEVK, Couch. Icon., XVI, 1865, pi. xxv, fig. 125. * PJETEL, Conch. Sam., 

 Ill, 1890, p. 171. 



* Unio mauritianus LEA, Pr. Ac. X. Sci. Phila., Ill, 1859, p. 1?2; * Jl. Ac. X. Sci. 



Phila., IV, 1860, p. 257, pi. XL, fig. 138 ; * Obs., VII, 1860, p. 75, pi. XL, fig. 138. 

 * Maryaron (Unio) manritianus LEA, Syu., 1870, p. 42. 

 ' ? Anodonta heldii KCSTEK, Conch. Cab. Ano., 1873, p. 64, pi. xix, fig. 1. 

 Anodonta chinensis KUSTER? Where? 



Philippines. The localities India and Mauritius given for this 

 species are no doubt erroneous. 



tDALLIELLA CREPERA Lea. 



* Anodonta crepera LEA, Pr. Zool. Soc. Loncl., 1850, p. 198; * Ann. and Mag., VIII, 



1851, p. 494. *H. and A. ADAMS, Gen. Rec. Moll., II, 1857, p. 502. * LEA, Jl. 



Ac.N. Sci. Phila., IV, 1860, p. 238, pi. LXXXIV, fig. 117; * Obs., VII, 1860, p. 56, 



pi. xxxiv, fig. 117. * CLESSIN, Conch. Cab. Ano., 1873, p. 97, pi. xxix, figs. 



5, 6.* P.ETEL, Conch. Sam., Ill, 1890, p. 178. 

 *%Anodon creperus SOWERBY, Conch. Icon., XVII, No. 16. 

 Margaron (Anodonta} crepera LEA, Syn., 1852, p. 50; 1870, p. 80. 



Luzon Island, Philippines. 



tDALLIELLA TENUIS Lea. 



* Anodonta tennis LEA, Pr. Zool. Soc. Lond., 1850, p. 198; *Ann. and Mag., VIII, 



1851, p. 494 ; * Jl. Ac. N. Sci. Phila., IV, 1860, p. 237, pi. xxxm, fig. 116 ; * Obs., 



VII, 1860, p. 55, pi. xxxm, fig. 116. *H. and A. ADAMS, Gen. Rec. Moll., II, 

 1857, p. 503. * MUSGRAVE, Phot. Couch., 1863, pi. i, fig. 8. * CLESSIN, Couch. 

 Cab. Ano., 1873, p. 99, pi. xxx, figs. 3, 4. * P.ETEL, Conch. Sam., Ill, 1890, 

 p. 185. 



*Margaron (Anodonta) tennis LEA, Syn., 1852, p. 53; 1870, p. 83. 

 *Anodon tennis SOWERBY, Conch. Icon., XVI, 1867, pi. xv, fig. 55. 



Luzon Island, Philippines. 



tDALLIELLA SUBCRASSA Lea. 



* Anodonta subcrassa LEA, Pr. Zool. Soc. Loud., 1850, p. 198 ; *Ann. and Mag., VIII, 



1851, p. 495 ; * .11. Ac. N. Sci. Phila., IV, 1859, p. 236. pi. xxxm, fig. 115; * Obs., 



VIII, 1860, p. 54, pi. xxxm, fig. 115.* H. and A. ADAMS, Gen. Rec. Moll., II, 

 1857, p. 503.* MUSGRAVE, Phot. Couch., 1863, pi. i, fig. 3. * CLESSIN, Conch. 

 Cab. Ano., 1873, p. 98, pi. xxxi, figs. 1, 2. *P.ETEL, Conch. Sam., Ill, 1890, 

 p. 185. 



* Margaron (Anodonta) subcrassa LEA, Syu., 1852, p. 51; 1870, p. 81. 

 *Anodon subcrassa SOWERBY, Conch. Icon., XVII, 1867, pi. xm, fig. 42. 



Luzon. 



tDALLIELLA GRACILIS Lea. 



* Anodonta gracilis LEA, Pr. Zool. Soc. Lond., 1850, p. 197; *Ann. and Mag., VIII, 

 1851, p. 193; * Jl. Ac. N. Sci. Phila., IV, 1860, p. 239, pi. xxxiv, fig. 119; * Obs., 

 VII, 1860, p. 57, pi. xxxiv, fig. 119.* H. and A. ADAMS, Gen. Rec. Moll., II, 

 1857, p. 503. *CLESSIX, Couch. Cab. Ano., 1873, p. 99, pi. xxix, figs. 3, 4. 

 * P.ETEL, Conch. Sam., Ill, 1890, p. 180. 



* Margaron (Anodonta) yracilis LEA, Syn., 1852, p. 51; 1870, p. 82. 



Dingle, Isle of Panay, Philippines. 

 Proc. N. M. vol. xxii 53 



