OF THE THIRD TANGANYIKA EXPEDITION. 187 
360. MICROCYSTIS ELABENs, (Breb.) Kütz. Tab. Phyc. i. t. 8; Sp. Alg. 
(1849) p. 210. 
Nyasa.—In shore-pools, Nkata Bay (23 June, 1904 ; no. 22). 
Tanganyika.—In plankton, off Niamkolo Island (29 July, 1904 ; no. 36) 
and near Niamkolo (7 Sept. 1904 ; no. 88). 
361. Microcystis INCERTA, Lemm. in Abh. Naturh. Ver. Bremen, xvii. 
(1903) p. 342. 
Tanganyika.—In swamp, Kituta (26 Aug. 1904 ; no. 80). 
Victoria Nyanza.—In plankton, Bukoba (18 Apr. 1905 ; по. 249). In 
sheltered bay, near Entebbe (1 May, 1905 ; no. 620). 
Genus АРНАМОСАРВА, Nag. 
362. APHANOCAPSA PULCHRA, (Kütz.) Rabenh. Fl. Europ. Alg. ii. (1865) 
p. 49. 
Tanganyika.— Dredged from a few fathoms, Kala (19 Nov. 1904; no. 171). 
Genus CHROOCOCCUS, Nag. 
363. Снкоососсоѕ MINIMUS, (Keissler) Lemm. in Arch. Bot. К. Sv. Vet.- 
Akad. ii. (1904) no. 2, p. 102.—Ch. minutus var. minimus, Keissler, т 
Verh. zool.-bot. Ges. Wien (1901), р. 394, figs. 1, 2. 
Nyasa.—In plankton, Anchorage Вау (13 June, 1904 ; no.9) and Monkey 
Bay (17 June, 1904 ; no. 15). 
364. CHRroococcus PARALLELOPIPEDON, Schmidle, in Engl. Bot. Jahrb. xxx. 
(1902) p. 242, t. 5. fig. 7. 
Nyasa.—Scrapings from bottom of s.s. * Guendolen' at anchor S. end of 
lake (15 June, 1904 ; no. 577). 
365. CHRoococcus HELVETICUS, Ndg. Gatt. einz. Alg. (1849) p. 46, t. La. 
fig. 3. 
Tanganyika.—In swamp, Toa (10 Jan. 1905 ; no. 208). 
366. Curoococcts PALLIDUS, Ndg. l.c. t. ТА. fig. 2. 
Victoria Nyanza.—In plankton, Bukoba (21 Apr. 1905 ; no. 252). 
367. Cunoococcus тово1роз, (.Kütz.) Nig. l.c. p. 46 ; Rabenh. Fl. Europ. 
Alg. ii. (1865) p. 32. 
Nyasa.—In swamp, Karonga (2 July, 1904; no. 33). In scrapings from 
bottom of s.s. ‘Guendolen’ at anchor S. end of lake (15 June, 1904 ; 
no. 577). 
Tanganyika.—In plankton, Baraka (24 Feb. 1905 ; no. 240). 
