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The World of Protozoa, Rotifera, Nematoda and Oligochaeta

Fabrea

Fabrea Henneguy

Class Polyhymenophora Jankowski, 1967: Order Heterotrichida Stein, 1859 (ref. ID; 4893)

[ref. ID; 1618]
Pyriform; posterior end broadly rounded, anterior end bluntly pointed; peristome extends down from anterior end two-fifths or more the body length, its posterior portion closely wound; peculiar black spot beneath membranellae in anterior portion of spiral adoral zone, composed of numerous pigment granules; without contractile vacuole; macronucleus, a sausage-shaped body or in 4 parts; in salt water. (ref. ID; 1618)
  1. Fabrea salina Henneguy, 1890 (ref. ID; 4893) reported year? (ref. ID; 1618, 1924, 4111) reported author and year? (ref. ID; 191)
    Syn; Climacostomum stepanowii Entz, 1901 (ref. ID; 1621)

Fabrea salina Henneguy, 1890 (ref. ID; 4893) reported year? (ref. ID; 1618, 1924, 4111) reported author and year? (ref. ID; 191)

Synonym

Climacostomum stepanowii Entz, 1901 (ref. ID; 1621)

Descriptions

Cysts ovoidal, with gelatinous envelope. (ref. ID; 1618)
  • Resting cyst: Rod-like bacteria adhering to outer gelatinous layer (absent in older cysts), S-shaped macronucleus, cytoplasm with alternate light and dark bands. (ref. ID; 4111)

    Measurements

    120-220 by 67-125 um (Kirby); 130-450 by 70-200 um (Henneguy); cyst 89-111 by 72-105 um. (ref. ID; 1618)