Rhabdophrya populiformis ( Gassovsky, 1916 )

Chatterjee, Tapas, Dovgal, Igor & Sautya, Sabyasachi, 2022, A new species of genus Rhabdophrya (Ciliophora: Suctorea) from the west coast of India and comments on the genus taxonomy, Zootaxa 5178 (3), pp. 293-300 : 298-299

Rhabdophrya populiformis ( Gassovsky, 1916)

( Fig. 4 F )

= Dendrosomides populiformis Gassovsky, 1916

Diagnosis: Aloricate suctorian ciliate with elongated, converged to the top, very slightly laterally flattened, stalked cell body. Few in number, rod-like tentacles arranged in groups along the lateral edge of body. Stalk short, provided with epicone. Macronucleus long, ribbon-like. Reproduction by vermigemmic budding.

Measurements (in µm, after Kahl 1934): Body length 220–247, stalk length 55–90.

Type locality: Kola Bay of the Barents Sea ( Gassovsky 1916).

Type hosts: Halecium sp.

Other hosts and localities: This was also reported on Idotea sp. , Cabere aellisii (Fleming, 1814) from Kola Bay of the Barents Sea ( Gassovsky 1916); on bryozoans and algae from the Barents Sea near Murmansk ( Jankowski 2007; Chatterjeee & Dovgal 2020).

Figures

FIGURE 4. Known species of genus Rhabdophrya. A–D—Rhabdophrya trimorpha: A—trophont stage, B—budding trophont, C—just separated swarmer, D—developed swarmer; E—Rhabdophrya truncata; F—Rhabdophrya populiformis; G—Rhabdophrya nymphonis (A–D after Collin 1912; E–G after Kahl 1934).