172 M. M. SCHEPMAN, LAND- AND FRESHWATER MOLLUSCA ETC. 



3. Pythia sp. 



New Guinea. Lorentz River, Sept. 5 — 12, 1909. 

 The spécimen from the above locality is too young for identification. 



Cassidula Férussac. 



1. Cassidula angulifera Petit. 



Petit. Revue Zool. 1841, p. 101. 



Kùster. Martini-Chemn. Conch. Cab. Ed. II, Auriculacea, p. 45, PI. 7, fig. 1, 2. 



Tapp. Canefri. Fauna Mal. New Guinea, p. 224. 



New Guinea. Merauke 1903, Nov. 15, 1907. 

 Many spécimens hâve been collected in 1903 by Dr. Koch, one young one in 1907. 



Auricula Lamarck. 



1. Auricula .midae Linné. 



Linné Syst. Nat. Ed. X, p. 728. 



Rumph. Amb. Rariteitkamer, p. 107 and 120, PI. 33, fig. H. H. 



Kûster. Martini-Chemn. Conch. Cab. Ed. II, Auriculacea, p. 12, 68. PI. A, fig. 1, PI 2, fig. 1 — 3 



Reeve Conch. le, Vol. XX, Auricula, fig. 1. 



Tapp. Canefri. Fauna Mal. New Guinea. p. 215. 



v. Martens. Sùss- u. Brackw.-Moll. Ind. Arch. p. 150. 



New Guinea. Oostbaai, May 1907. 



2. Auricula judae Linné. 



Linné. Syst. Nat. Ed. X, p. 728. 



Kùster. Martini-Chemn. Conch. Cab. Ed. II, Auriculacea, p. 15, PI. 3, fig. 1, 2. 



Reeve. Conch. le. Vol. XX, Auricula, fig. 16. 



Tapp. Canefri. Fauna Mal. New Guinea, p. 217. 



v. Martens. Sùss- u. Brackw.-Moll. Ind. Arch. p. 154, PL 8, fig. 6 — 11. 



New Guinea. Merauke 1907, Dr. Koch leg. On label 1907, I think this must be 1903 or 1904. 



The spécimens are rather small, with short spire. 



Melampus Montfort. 



1. Melampus singaporensis Pfeiffer. 



Pfeiffer. Malak. Blâtter, 1855, p. 8. 



„ Novit. Conch. Vol. I, p. 16, PL 12, fig. 15, 16. 



v. Martens. Sùss- u. Brackw.-Moll. Ind. Arch. p. 165, PL 8, fig. 5, 23. 



New Guinea. Merauke 1904, Dr. Koch leg. 



The spécimen is somewhat worn -and consequently the identification rather doubtful, 

 but it agrées in most respects with the description, and traces of a spiral sculpture remain 

 visible, especially near the base of shell. 



