WEST INDIAN FRESHWATER ALG 2938 
extremity. sa apical cell is almost disciform with a convex outer 
m: merous dark-coloured, disc-shaped masses occur at 
intervals nosig the fila ments. Each of these is probably a ae of 
intercellular substance, vey refractive in appearance, and pr ojecting 
slightly beyond the margins of the filament. Schmidle’s African 
specimens were from the ret Mention of Lake Nyassa, and were 
from hot water Cony, 52° GC. ). The West Indian specimens were 
not from hot w 
. O. anaustissimma W. & G.S. West. Crass. trich. 0°6 p. 
Barbados. —Bay Estate. 
118. Spmvunina tenvissmma Kiitz., 1886 (S. subsalsa Cirsted, 
1842). Diam. spir. 3 »; crass. trich. 1. Barbados.—Ne ar Bridge- 
Tey, on the roots of mangroves; Graeme Hall Swamp. 
119. CaLorarix BreviaRticuLaTta W. & G.S. West in Journ. Bot. 
June, 1897, p. 240. Crass. fil. ad med. 11-12°5 w; crass. trich. ad 
med. 7°3-8'2 yp. Trinidad.—Roy. Botan. Gardens, St. Ann’s; epi- 
. on Vaucheria sp. 
CamptotHrix REPENS W. & G. §. West, l.c., 1897, p. 67, 
t. 70, t. 12-17. Crass. fil. 3°7-5°2 p Barbados —Near Bridge- 
town ; epiphytic on chew sp. This ata was first seneribed from 
Angola, West Africa, and it has since been found in the neighbour- 
hood of Lake Nyassa et, Schmidle in Engler’s Botan. Jahrbiich. 
Bd. xxxii. 1904, p. 63). 
121, ee conrervicoLa A. Br. Long. cell. 27-31 p; 
lat. 2:5-8:1 ». Barbados.—Near Bridgetown ; attached to Chara sp. 
122, Mien hies microscorica Nig. Barbados.—Bay Estate. 
128. A. prasina A. Br, Barbados.—‘‘ Chancery Lane Estate.’ 
124, a euavca (Ebrenb.) Nig. DBarbados.—Graeme 
ge Swa 
125. Me Hyatina Kitz. Barbados.—Near Pian: Graeme 
Hall Swamp. 
126. M. erecans A. Br. Diam. cell. 5°5-7 p. sit colonies 
with up to saat ee Barbados.,—Graeme Hal Swam 
127. GompHosPH=RIA a Kitz. Dacedotinblan Bridge- 
town ; Genstns: Hall Sw 
128. Mr —— marGinaTa Menegh. Diam. cell. 2-28 pe; diam. 
colon. usque ad 120», Barbados—Graeme Hall Swamp. 
129. eaHaaee pipyma Kiitz. Tab. Phycolog. t. 19, f. iii. 
Rabenh. Flor. Europ. a ii. ae! p. 88. Diam. cell. 2-6-8-4 -. 
Barbados.—Graeme Hall Sw 
130. Caroococcus tTuRGIDUS * (Kiita.) Nig. Barbados.—Bay 
Estate; near Bridge — e Hall Swa amp. Trinidad,— 
Roy. Botan. Gardens, St. A 
181. C. coHmRENS (Bréb.) Nag. Barbados.x—Graeme Hall 
Swamp. 
132. C. netveticus Nig. Barbados.—Bridgetown. 
