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Authority

(Ehrenberg) Kahl (1931: 254, figs 42.19, 43)

Class

Phyllopharyngea

Order

Dysteriida

Family

Dysteriidae

Additional References

Fauré-Fremiet (1965: 6681), Dragesco & Dragesco-Kernéis (1986: 287), Petz et al. (1995: 66)

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Basionym

Euplotes monostylus Ehrenberg (1838: 380, pl. 42, fig. 14)

Synonyms

Ervilia monostyla (Ehrenberg) Stein (1859b: 63)

Description

In vivo 80-160 × 33-65 µm. Body almost rectangular, posteriorly slightly narrowed, laterally flattened; left and right body plates of equal size, anteriorly gaping; stylus subterminal on ventral side; cytostome in anterior 12-16% of body; oral basket narrow. Somatic kineties: 5 in right field hook-like, c. 6-8 short kineties in left equatorial field, 1 very short external right equatorial kinety; 6 short kineties near cytostome (1 preoral, 3 in left-frontal field, 2 circumoral). Macronucleus 1. Contractile vacuoles 2, near ventral margin. Movement: crawling slowly.

Distribution

Ross Sea, in the region 69.97°–76.02°S and 134.85°–165.47°W, in sea-ice (Petz, unpublished data); Weddell Sea (Petz et al., 1995); cosmopolitan.

Comments

N/A

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