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Authority

(Dujardin) Kahl (1932: 635, fig. 123.7, 8)

Class

Spirotrichea

 

Order

Euplotida

Family

Euplotidae

Additional References

Curds (1975: 22), Tuffrau (1964: 143), Song & Wilbert (2002: 55)

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Basionym

Ploesconia balteata Dujardin (1841: 437, pl. 10, fig. 12)

Synonyms

N/A

Description

In vivo 30–150 × 30–105 µm. Body broadly ellipsoidal, with 3 or 4 conspicuous ventral ridges and 6 or 7 dorsal ridges, dorsoventrally flattened. Cirri: 10 frontoventral, 5 transverse, 1 or 2 left-marginal, 2 caudal. Dorsal kineties 8–10 (c. 9–14 dikinetids in mid-dorsal rows). Adoral membranelles 25–80. Macronucleus C- to horseshoe-shaped; micronucleus 1. Contractile vacuole 1. Dorsal silverline system of double-eurystomus type (sometimes slightly irregular). Movement: crawling slowly to moderately quickly.

Distribution

Atlantic sector of the Southern Ocean (Song & Wilbert, 2002); North Sea, Baltic Sea, Mediterranean Sea (Kahl, 1932); also endozoic in sea urchins (Berger, 1965).

Comments

N/A

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