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Authority

(Leegaard) Kahl (1932: 503, fig. 81.21)

Class

Spirotrichea

Order

Strombidiida

Family

Strombidiidae

Additional References

Petz et al. (1995: 114)

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Basionym

Laboea crassula Leegaard (1915: 19, fig. 9)

Synonyms

N/A

Description

In vivo 50–70 × 30–40 µm. Body obconical, with an inconspicuous protuberance on anterior right. Equatorial kinety discontinuous ventrally. Ventral kinety not abutting equatorial kinety, usually distinctly left of cytostome. Anterior adoral membranelles 16–19, continuous with 13–19 ventral membranelles. Girdle of c. 17 µm long extrusomes equatorial. Subpellicular platelet layer in posterior third to half of cell. Macronucleus 1; micronucleus 1. Movement: moderately fast.

Distribution

Ross Sea, in the region 65.28°–76.02°S and 134.85°–165.42°W, in sea-ice (Petz, unpublished data); Weddell Sea (Petz et al., 1995); North Atlantic, North Sea (Kahl, 1932).

Comments

N/A

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