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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Glenodinium

Glenodinium Ehrenberg (ref. ID; 1618) or Stein (ref. ID; 3490)

Synonym Glenodiniopsis (ref. ID; 1618), Stasziecella (ref. ID; 1618), Woloszynska (ref. ID; 1618)

[ref. ID; 1618]
Spherical; ellipsoidal or reniform in end-view; annulus a circle; several, discoidal, yellow to brown chromatophores; horseshoe- or rod-shaped stigma in some; often with gelatinous envelope; fresh water. (ref. ID; 1618)

[ref. ID; 3490]
The cell is usually spherical, but more or less compressed dorso-ventrally, and is enveloped with a thin delicate wall consisting of a definite number of plates. The girdle is nearly transverse and the sulcus is not extended to the posterior end of the cell which contains numerous yellowish brown chromatophores and sometimes a red eye-spot. (ref. ID; 3490)
  1. Glenodinium cinctum Ehrenberg (ref. ID; 1618, 3490)
  2. Glenodinium dinobryonis (Woloszynska) (ref. ID; 3490)
  3. Glenodinium edax (ref. ID; 1618)
  4. Glenodinium neglectum Schling (ref. ID; 3490) reported author and year? (ref. ID; 1618)
  5. Glenodinium oculatum Stein (ref. ID; 3490)
  6. Glenodinium pulvisculum Stein (ref. ID; 1618)
  7. Glenodinium uliginosum Schilling (ref. ID; 1618)

Glenodinium cinctum Ehrenberg (ref. ID; 1618, 3490)

Descriptions

Spherical to ovoid; annulus equatorial; stigma horseshoe-shaped. (ref. ID; 1618)
The globose species is very slightly compressed dorso-ventrally and measured 25-40 um in length and 25-37 um in breadth. The eye-spot is rather large and distinct. (ref. ID; 3490)

Measurements

43 by 40 um. (ref. ID; 1618)

Glenodinium dinobryonis (Woloszynska) (ref. ID; 3490)

Descriptions

The spherical species of diameters of 25-27 um without a definite eye-spot. (ref. ID; 3490)

Glenodinium edax (ref. ID; 1618)

Measurements

34 by 33 um. (ref. ID; 1618)

Glenodinium neglectum Schling (ref. ID; 3490) reported author and year? (ref. ID; 1618)

Measurements

30-32 by 29 um. (ref. ID; 1618)

Glenodinium oculatum Stein (ref. ID; 3490)

Descriptions

The small rounded species is slightly compressed dorso-ventrally, being 18-28 um long, 16-26 um broad and 11-23 um thick, and contains a rather large central nucleus and a distinct eye-spot. (ref. ID; 3490)

Glenodinium pulvisculum Stein (ref. ID; 1618)

Descriptions

No stigma. (ref. ID; 1618)

Measurements

38 by 30 um. (ref. ID; 1618)

Glenodinium uliginosum Schilling (ref. ID; 1618)

Measurements

36-48 by 30 um. (ref. ID; 1618)