1912.] H. B. Preston: The Asiatic Natades. 289 
1876, p. 6, pl. xii, fig. 6,=-Unio pilatus, Lea, Proc. Ac. Nat. Sci., 
Philady “Srs60.. pe rere, Ac. Nat, Sci... Philad., VI, 1868, 
p. «S81, pl. xxxviii, fig. 95,—Margaron (Unio) pilatus, Lea. 
Syn., 1870, p. 47,—Unio evitatus, Lea, Proc. Ac. Nat. Sci., 
Philad., X, 1868, p. 133; Jl. Ac. Nat. Sci., Philad., VI, 1868, 
p. 279, pl. xxxviii, fig. 92,—Margaron (Unio) eristatus, Lea, 
Syn., 1870, p. 47,—Unio trirostris, Sowerby, Conch. Icon., XVI, 
pl. Ixv, fig. 331. 
Saharanpur, United Provinces, Reg. Nos. *151 and «'2; 
Sind, Reg. Nos. »17° and from a jheel near Rohri, Sukkur Dist., 
Reg. Nos. *193 and 2191; Rajputana, Reg. No. #951; Singpal Garhi, 
Nepal, Reg. ‘No. 5142 - Kockh(? Res. Not ssi Rampur, Reg. No. 
5063 5 Calcutta, Reg. Noe. B76, 41 ais (W . Theobold), 5176, 5195) S157, 
soa » 421 (G. Nev ill) ; Belgachia, Calcutta, and Maiden date (N. 
Annandale), Reg. Nos. mas, 474s and 47+; Siliguri, Reg. No. +571; 
Patna, Reg. No. 2452; Phenchooganj, Central sylhet, Reg INop+ss25 
Barrack River , Silchar, Reg. No. +*#5; Darjeeling (R Carter), Reg. 
Nov 52125 Ballygunge, neat Calcutta, Reg. Nae 1949 5 Jamal: yur, 
Reg. No. +021; Sambalpur, Bengal, Reg. No. »2°9; Bagh, Central 
Indian (WT; Blanford), Reg. No... 2222; Repaid: Central Pro- 
vinces (W. T. Blanford), Reg. No. #293; Lower Nerbudda, Central 
Provinces, Reg. Nos. =174 and Burwani, »17*; Hazrapur, Beugal, 
Reg. No. 5210; Rajmahal, Bengal (W. T. Blan‘ord), Reg. No. 
s212; Manbhoom, Bengal, Reg. Nos. #177 and s+; River 
Dukkaree, Umballa, Punjab Dist., Reg. No. #224; Bhagu'pur, 
Bengal (Capt. Sherwill), Reg. No. »221; Poonasa, Central India 
(W. T. Blanford), Reg. No. 520+. 
28a. Var. gaudichaudii (Eydoux),=Unto gaudichaudis, 
laydoux; Mae. ide Zoal., 18338; Cl. V, p. 10, pl. cxviti, fz. 3,— 
Margaron (Unio) gaudichaudit, Lea, Syn., 1850, p 32; 1870, p 50. 
Dacca, Bengal, Reg. No »15+; Bengal (Laidley), Reg. No. +318. 
28b. Var. keraudreni (Eydoux),=Unio keraudreni, Kydoux, 
Mag. de Zool, 183%, Cl. V, p. 8, pl. exviii, fig. 1,—Margaron 
(Unio) keraudreni, ea, Syn., 1852, p. 30; 1370, p. 46. 
Damuda, Bengal (W. T. Blanford), Reg. No. =155; Chander- 
nagore, Bengal, Reg No, #190. 
29. Nodularia (Nodularia) shurtleffiana (Lea), Simpson, 
Syn. Naiades, Proc. U.S. Nat. Mus., XXII, p. 813, =Umio shurtleffi- 
anus, Tea, Proc. Ac Nat. Sci., Philad., VII, 1856, p: 94>. Obsravele 
RaZ2eo le evn ner ileAc Nath sci., Philad., LT, ap: 302,—= 
Margaron (Unio) shurtlefianus, lea, Syn., 1870, p. 32. 
Myadoug, Burma, Reg. No. 552; Shuaygoomyo, Burma, 
Reg. No. 2840; Putna, Mirzapur Dist., U P. (R. Hodgart), Reg. 
No. ! ost: Lucknow (Museum Collector), Reg. No. 452+, (S. Kemp) 
Reg. Nos. 5466 and 5487 
5,0. Nodularia (Nodularia) occata (I,ea), Simpson, Syn. 
Naiades, Proc. U.S. Nat. Mus., XXII, p. &13,—Umz0 occatus, Lea, 
Bioe Ae Mat Sci ePhilad., 1V, 1860, p: 3073 Jl Ac Nat sti: 
Pinlads, V-l,1863. p. 308, pl. 1, fig. 3045 Obs), Ms 186s ane pl. l, 
