THE FRESHWATER ALG OF CEYLON. 199 
Subfamily TETRASPORE.X. 
Genus SCHIZOCHLAMYS, A. Br. 
304. SCHIZOCHLAMYS GELATINOSA, A. Br. in Kuetz. Species Algar. p. 891; Cooke, Brit. 
Freshw. Alg. p. 11, t. 3. fig. 6. 
Hab. Paddyfields, Heneratgodha. 
Subfamily DICTYOSPHÆRIE X. 
Genus INEFFIGIATA, West & G. S. West. 
305. INEFFIGIATA NEGLECTA, West & G. S. West, in Journ. Mier. Soc. 1897, p. 503. 
Hab, Paddyfields, Heneratgodha. 
Subfamily GL@OcYSsTID Æ. 
Genus Oocystis, Naeg. 
306. OocysTIS ELLIPTICA, West, in Journ. Micr. Soc. 1892, p. 736, t. 10. fig. 56. 
Hab. Paddyfields, Heneratgodha. Paddyfield between Kosgoda and Urahaighas- 
mahendai. 
307. OocvsrIs GIGAS, Archer, in Quart. Journ. Micr. Sci. 1877, p. 105; Cooke, Brit. 
Freshw. Alg. p. 26; West, in Journ. Mier. Soc. 1894, p. 14. 
Var. INCRASSATA, West, l. c. p. 14, t. 2. fig. 37. 
Hab. In artificial tank, Peradeniya. 
Genus NrrHnROCYTIUM, Naeg. 
308. NEPHROCYTIUM NÄGELI, Grun. in Rabenh. Flor. Europ. Algar. iii. p. 52. 
Hab. Paddyfields, Heneratgodha. 
Genus Giaocystis, Naeg. 
309. GLŒOCYSTIS VESICULOSA, Naeg. Gatt. einzell. Alg. p. 66, t. 4 F. 
Hab. Pond, Victoria Park, Colombo. Paddyfields, Heneratgodha. Paddyfield between 
Kosgoda and Urahaighasmahendai. Pond, Royal Botanical Gardens, Peradeniya, In 
artificial tank, Peradeniya. 
310. Guaocystis ereas, Lagerh. in Ofvers. af K. Vet.-Akad. Fórh. 1883, no. 2, p. 63. 
Protococcus gigas, Kuetz. Glcocystis ampla, Rabenh. Flor. Europ. Algar. iii. p- 29. 
Hab. In artificial tank, and in running water, Royal Botanical Gardens, Peradeniya. 
