207 
Vol. 4, 1891, p. 218. — V. Martens, Süss- n. Brackwasser Mol). Ind. 
Aicb. (in M. Weber, Zool. Ergebn. Reise Nieder). Ossindien, Vol. 3), 1897, 
p. 308. — H. Fiscber & Dautzenberg, Mission Parie Indochine, Vol. 3, 
1904, p. 435. 
Margarita (Anodonta) exilis Lea, Synopsis, 1838, p. 32. 
Anodon exilis Catio w & Reeve, Conch. Nomenclator, 1845, p. 66. 
Margaron (Anodonta) exilis Lea, Synopsis, 1852, p. 61; 1870, p. 82. 
Pilsbryoconcha exilis Simpson, Synopsis, 1900, p. 587. — Preston, Records Indian 
Mus. Calcutta, Vol. 7, 1912, p. 282. 
Anodonta polita Mousson, Land- u. Süssw. Mollusken v. Java, 1849, p. 98, Taf. 19, 
fîg. 2 — 3; Zeitschr. f. Malakozoologie, Vol. 7, 1851, p. 46. — H. & A. 
Adams, Genera Recent Mollusca, Vol, 2, 1857, p. 504. — Paetel, Kata- 
log Conch. Samml., Vol. 3, 1900, p. 183. 
Margaron (Anodonta) polita Lea, Synopsis, 1852, p. 53. 
Anodon politus Sowerby in Reeve, Conch. Iconica, Vol. 17, Taf. 12, fig. 36. 
Anodonta (Lamproscapha) schombnrgki v. Martens, Proc. Zool. Soc. London, 1860, 
p. 15. — Paetel, Katalog Conch. Samml., Vol. 3, 1890, p. 184. -- 
P. Fischer, Bull. soc. hist. nat. Autun, Vol. 4, 1891, p. 219. — H. Fi- 
scher & Dautzenberg, Mission Pavie Indochine, Vol. 3, 1904, p. 436. 
Pilsbryoconcha schombnrgki Simpson, Synopsis, 1900, p. 588. 
Monocondylaea compressa Lea, Proc. Acad. Nat. Sciences, Philadelphia, Vol. 7, 1863, 
p. 190; Journ. Acad. Nat. Sciences, Philadelphia, Vol. 6, 1866, p. 30 
Taf. 11, fig. 29; Observations, Vol. 11, 1867, p. 34, Taf. 11, Fig. 29. — 
Clessin, in Martini-Chemnitz, 111. Conch. Cab., Genus Anodonta, p. 258, 
Taf. 80, fig. 3-4. 
Psendodon compressa Conrad, American Journ. of Conch, Vol. 1, 1865, p. 233. 
Pseudodon compressus P. Fischer, Bull. soc. hist. nat. Antun, Vol. 4, 1891, p. 220. 
Margaron (Monocondylaea) compressa Lea, Synopsis, 1870, p. 73, 
Anodon javana Sowerby in Reeve, Conch. Iconica, Vol. 17, 1867, Taf. 11, Fig. 33. 
Anodonta sempervive ns Desh ayes & Jullien, Nouv. Archives Mus. hist. Nat. Paris, 
Vol. 10, 1874, p. 120, Taf. 5, fig. 4—5. — Paetel, Katalog Conch. 
Samml., Vol. 3, 1890, p. 184. — P. Fischer, Bull. soc. hist. nat. Autun, 
Vol. 4, 1891, p. 218. — H. Fischer & Dautzenberg, Mission Pavie 
Indochine, Vol. 3, 1904, p. 436. 
Nouvelle espèce d’Anodonte, Deshayes, Journ. de Conch., Vol. 23, 1875, p. 83. 
Testa lata, valde compressa, inaeqidlaterali • valvulis tenuibus ; natibus vix prominulis ^ 
epidermide glabra', margarita coerulea et iridescente. 
Shell wide, very much compressed, slender, rounded before and angular behind, in- 
equilateral; dorsal and basal margin nearly parallel; substance of the shell very thin; beaks 
scarcely prominent; ligament long and thin; epidermis smooth, brown, apparently without 
rays; anterior cicatrices distinct; posterior cicatrices confluent; dorsal cicatrices posterior to 
IX. 2. n. 
38 
23. V. 1914. 
