VALVATIDR. 17 
10. Valvata macrostoma. 
Valvata macrostoma, Stein, Conch. Berlin, 1850. 
1 Berlin; ex “Linnea,” 
1l. Valvata saulcyi. 
Valvata Saulcyi, Bourguignat, Cat. Moll. coll. Saulcy, 1853, Damascus. 
4 Damascus; coll. Dr. J. Anderson. 
12. Valvata petiti. 
Valvatu Petiti, Crosse, J. de C. 1872, “cum Glyptophysa petiti, in lacu 
regionis—Grande Vallée des Kaoris—dicte, N. Caléd. mérid.” 
1 New Caledonia; ex c. P. Bouvier, Esq. 
13. Valvata (?) microscopica. 
Valvata P microscopica, G. Nevill, Cat. Moll. Fasc. E, 1877, Pt. Canning — 
diam. 14 mit, 
12 Port Canning (type); coll. G. Nevill, Esq. 
15 Port Canning; coll. Colonel G. B. Mainwaring. 
14. Valvata (P), n. sp, 
3 E. of Pamir Kul, Central Asia; coll. Dr. F. Stoliczka. 
There are in the Museum five larval cases belonging to the 
Fam. Phyganide from New Zealand having all the appearance 
of a species of Valvata! Also twelve of another species from 
South India, sent by Colonel Beddome, and five from Port 
Mahon presented by Mons. Joly ! 
Sub-Genus LYOGY RUS, Gill. 
Proc. Acad. Philad. 1863, type V. pupotdea, Gd. 
15. Valvata (Lyogyrus) pupoidea. 
Valvata pupoidea, Gould, Amer. Journ. Sci.,1 Ser. Vol, XX XVIII, 1840, 
Massachusetts. 
3 Loc.?; ex Mr. Sowerby (c. Lombe Taylor). 
Genus (?) HETEROCYCLUS, Orosse. 
J. de C. 1872, type H. perroquint, Crosse. 
1. Heterocyclus perroquini. 
Heterocyclus Perroquini, Crosse, J. de C. 1872, “ Baie de Sud,” N. Cale- 
donia. 
4 New Caledonia; ex c. P. Bouvier, Esq. 
