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Authority

(Thompson) Petz, Song & Wilbert (1995: 91, fig. 26)

Class

Oligohymenophorea

 

Order

Philasterida

Family

Uronematidae

Additional References

Thompson & Croom (1978: 51)

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Basionym

Parauronema antarcticum Thompson (1972: 273, fig. 13)

Synonyms

N/A

Description

In vivo 45–60 × 20–30 µm. Body barrel-shaped to sac-like; oral apparatus in anterior half of body, slightly indented; frontal plate distinct; laterally indistinctly flattened. Somatic kineties 16–22 (c. 26–41 kinetosomes per row); caudal cilium 17–26 µm long. Adoral membranelles 3, small; membranelle 1 composed of 2 ciliary rows; paroral membrane inconspicuous. Scutica usually Y-shaped, composed of paired kinetosomes. Extrusomes indistinct. Macronucleus 1; micronucleus 1. Contractile vacuole subterminal near ventral margin. Movement: fast, resting for longer periods.

Distribution

Atlantic sector of the Southern Ocean (Thompson, 1972; Thompson & Croom, 1978); Weddell Sea (Petz et al., 1995).

Comments

N/A

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