Zoothamnium sp. 2

Sergeeva, Nelli G., Abibulaeva, Alie S. & Dovgal, Igor V., 2022, First finds of sessile ciliates (Ciliophora) in artificial and natural caverns on the Crimean coast of the Black Sea, Ecologica Montenegrina 52, pp. 33-41 : 37

2. Zoothamnium sp. 2 (fig.3)

Description. The colony is asymmetrical alternately branched, up to 200 μm high with up to 30 zooids in present collection. The diameter of the main branch of the stalk is about 4 μm. Basal part of primary stalk comprises up to 50% of colony height. Zooids elongate, measuring about 5–17 μm in diameter when contracted. Peristomial lip with a medial circumferential infolding.

Our material. Preparate ibss.Cil.4.v deposited in the collection IBSS RAS (Sevastopol).

Locality. In present find this species is reported attached to Halacarida in fouling of the canal walls from underwater part of the canal (Balaklava Bay, Black Sea) at station № 1 (exit of the canal).