ALGOLOGICAL NOTES 75 
globulosa (Perty) Gobi in Scripta botanica Horti Univ. Imper. 
Petropolitane, xv. 1899-1900, t. 6; 4..1,.2,. 36-28: 
ong. cell. sine integ. mucos. 21- -28; lat. 19-26; long. 
ciliorum 34-38. (Fig. 1, 
p W “i ber die 
Gattung eigen orig * does not figure it, and his descrip- 
ion is most incomplete, since it is largely based upon Perty’s 
original statement, Gobi,} although he described the attack of a 
parasitic fungus on this member of the Chlamydomonadew, did 
Chodat’s ¢ account of it appears to be a erroneo 
sibly due to confusion with other aiiee Bes dese bilies ree ‘aie 
central hollow enclosed by the chloroplast as a “ pyrenoid,” 
whereas no pyrenoids occur in any of the cells. 
Fie —A-C, Carteria ean A and B, vegetative cells. C, four 
dnigtiooaitis within mother-cell-wall. D-F, Chlamydomonas globulosa. Dand E, 
vegetative cells. F, four daughter- cells surrounded by the gelatinized mother. 
ell-wall. All x 460. 
The organism occurred in quantity in ponds greatly swollen 
by rain-water. The cell is not globose, but really very broadly 
ellipsoid, and external to the firm cell-wall is a mucous coat 
2-3 in thickness. This coat is of even thickness all round the 
cell, er consists of sl very distinct layers. It is clearly visible 
in all living specimen snore 5 s not the slightest trace of an 
anterior wart-like pratiberains ae paired cilia passing through 
the firm cell-wall and etree quite parallel until they emerge 
* N. Wille in Nyt M in for Naturvidenskab. xli. 1903, p. 
t C. 0. Gul bie Veter Mean eon parasitischen Pilz, ib domyces vichewmon 
nov. sp. ‘und seinen n Nihrorganismus, rie fines F sateen (Perty),”’ Scripta 
botanica Horti Univ. Imper. Petropol. xv. 
} R. Chodat, Algues Vertes de la ys 1902, p. "131. ee 
d 
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