184 MR. G. S, WEST ON THE FRESHWATER ALGJE 
Order COCCOGONE®. 
F amily CHAMJZESIPHONIACEZ. 
Genus CHAMZESIPHON, А. Br. $ Grun. 
344. ÜHAMJESIPHON CONFERVICOLA, A. Br. in Rabenh. Alg. no. 1726 ; 
Rabenh. Fl. Europ. Alg. ii. (1865) p. 148. 
Long. 30-37 u ; lat. 3:2-3:5 №. 
Tanganyika.—On Cladophora sp., shores of lake, Niamkolo (1 Aug. 1904 ; 
no. 44). On Chetomorpha Linum floating in Kituta Bay (26 Aug. 1904 ; 
no. 79). 
345. CHAMJESIPHON INCRUSTANS, Grun. in Rabenh. Fl. Europ. Alg. ii. 
(1865) p. 149.—Sphærogonium incrustans, Rostaf. in Rospraw. Spraw. 
Posiedz. Akad. Umiej. x. (1883) pp. 304-5, t. 5. figs. 1-7. 
Nyasa.—On Cladophora crispata, Anchorage Bay (no. 11). 
Victoria Nyanza.—On Cladophora crispata, Bukoba (17 Apr. 1905; no. 247). 
Tanganyika.— On Chetomorpha Linum, Niamkolo Bay (3 Aug. 1904; no. 40). 
F amily CHROOCOCCACEJE. 
Subfam. CHRoocYsTEX. 
Genus GLOEOCHAETE; Lager. 
946. GLŒOCHÆTE WITTROCKIANA, Lagerh. in Ofvers. K. Sv. Vet.- Akad. 
Fórh. (1883) no. 2, p. 39, t. 1. figs. 3, 4.—G. bicornis, Kirchn. Nachtr. zu 
Algenfl. г. Мати. 1888, p. 165. Sehrammia barbata, Dangeard, in Le 
Botaniste (1889), р. 158, t. 7. figs. 12 a-j. 
Diam. cell. 8:5-15 p ; long. set. 54—196 д. 
Victoria Nyanza.—Among Utricularia, near Entebbe (1 May, 1905; 
no. 620). 
Tanganyika.—In swamp, Kituta (23 Aug. 1904 ; no. 72). 
Subfam. Снкоососск A. 
Genus APHANOTHECE, Nag. 
_ 347, APHANOTHECE MICROSCOPICA, Ndg. Gatt. einz. Alg. (1849) p. 59, 
t. Ін, 
Nyasa.—In shore-pools, Nkata Bay (23 June, 1904 ; no. 22). 
Genus DACTYLO COCCOPSIS, Hansg. 
348. DACTYLOCOCCOPSIS AFRICANA, sp. n. 
D. cellulis circ. 8-9 in familiis fasciculatim aggregatis, in medio decus- 
satim conjunctis ; cellulis elongatis et cylindricis, diametro 37—42-plo longi- 
