CHROOOOCCACE, 207 
(rarely 6-8) in families, tegument narrow, lamellose, achromatic, 
rounded or oblong; cell-contents verdigris green, homogenous, 
or delicately granulated. 
Sizz. Cells -0032--0045 mm.; with envelope ‘007-011 mm. 
Families ‘011-022 mm. 
Rabh. Alg. Eur. ii., 87. Kirch. Alg. Schles. 257. 
Coccochloris quaternata, Breb. MSS. 
On rocks or moist ground (Scotland). 
Plate LXXXIITI. fig. 8. Cells magnified 400 diam. 
Gleocapsa arenaria. (Hass.) Rabh, Aly. Eur. 1., 39. 
Thallus mucous, coherent, somewhat olive-coloured ; cells 
large spherical, tezument thick oblong or almost spherical, 
colourless, lamellose; lamelle diffluent, cell-contents verdigris 
green then brownish, distinctly granulated. 
Size. Cells 0033-005 mm., with envelope :006--014 mm. 
Families 04 mm. 
Rabh. Alg. Eur. ii., 39. 
Hematococcus arenarius, Hass. Alg. 330, t. 76, f. 10. 
In springs and thermal waters. 
Plate LXXXIV. fig. 1. Cells magnified 400 diam. 
Gleocapsa eruginosa. (Carm.) Kutz. Tad. 1., t. 21, f. 2. 
Thallus crustaceous, grumous, or cartilaginous, glaucous 
green ; cells small spherical, tegument thick colourless, indis- 
tinctly lamellose, externally not rarely angular, cell-contents 
verdigris green, homogenous. 
Sizz. Cells -0022--003 mm. with envelope '0044-:0088 mm. 
Families ‘016-'05 mm, 
Rabh. Alg. Eur. ii., 89. Kirch. Alg. Schles. 258. 
Palmella eruginosa, Carm. MSS. 
Hematococcus eruginosus, Hass. Alg. 333, t. 82, f. 3. 
On limestone and other rocks. 
Plate LXXXI/. fig. 2. Cells and families magnified 400 diam. 
Gleocapsa magma. (Breb.) Kutz. Tab. 1, t. 22, f. 1. 
Thallus grumous, rather crustaceous, purple brown, blackish 
when dry ; cells for the most part spherical, tegument lamel- 
lose intense purple or coppery-brown, usually not pellucid, 
external stratum very broad, globose, paler or colourless, soon 
diffluent ; cell-contents verdigris green, granulose, often becom- 
ing brownish. 
Sizz, Cells 0045-007 mm., with envelope :006-'012 mm, 
26 
