50 
“ Merismopedia revolutiva is very nearly related to If. convoluta, 
Bréb., and much of what is said above serves equally for both species. 
Tab. Phyc. y. 38, as well as the dry material in Rabenhorst’s Alge of 
Saxony, I believed that the species from Australia now before me was 
very different from the European. Towards the close of this work, | 
“ In M convoluta the cells seen from the surface are always of quad- 
rate or polygonal form ; they lie close together ; the cell-walls are not 
HORMOGONEA, Thur. HOMOCYSTEA, Born. et Flah. 
LYNGBYEA, Kutz. 
o . OSCILLATORIA, Vaucher. Oseill 
» higro-viri spe 
. 287. Prof had the 
ndness to examine the Homoeystee. He distinguishes by the es 
name an Oscillatoria, whose cells possess a length of 10-12 » ih 
th p. A ealyptra is present. Known from 
the coasts of Europe and North America.” ’ 
VAGINARIEZ, Gom. 
MICROCOLEUS, Desm. 
ples Gom. Mongr., p. 96. f 
61 d :—“The shea retty firm, in places tra ater 
olded, “ti old specimens, furnished with an irregular ceil 
te thee nd somewhat gelatinous, with foreign particles ad 
em. As many as 10-12 filaments in one she 
ae 
bee 
go 
a 
of 
gg 
S 
a5 
ae 
58 
ay 
iy 
of 
Bp 
5 
oe 
5 
Pa by 
2 &. 
‘os 
3 
Se 
+ ch 
ct 
3 
m 
‘my gy F 
~ Lona wR 
® Lae] Fr 
S BH 
o 
ae 
» ° 
a a, 
o. 
eae 
ja 
So 
> or 
Pie ee ee el. eee ee 
expedition of the : 
lv. Botany Alge). I owe the above name to H. Gomont. 
