Rhabdostyla cyclopis ( Kahl 1935 )

Souza, Pedro Mendes De, Rossi, Mariana Fonseca & Dias, Roberto Júnio Pedroso, 2024, Systematic review of the genera Rhabdostyla Kent 1880 and Orborhabdostyla Foissner et al. 2010 (Ciliophora, Peritrichia, Epistylididae), Zootaxa 5399 (3), pp. 201-230 : 214

Rhabdostyla cyclopis ( Kahl 1935)

— Fig. 2 , L

[ Rhabdostyla] (Rhabdostyla) cyclopis Kahl, 1935: 675 , pl. 138, fig. 19

Epistylis (Rhabdostyla) cyclopis Kahl, 1935 — Stiller, 1971: 68, pl. 35, fig. F

Diagnosis: Size about 30µm. Vase-like body. Stalk short and with an expansion at insertion with the body, where the body turns when contracted. Very thick peristomial collar. Convex peristomial disc, with no bulge. Infundibulum reaching a third of the body length. Contractile vacuole found below the peristomial collar. Horseshoe-shaped macronucleus, positioned horizontally on the upper body. Found on species of cladocerans, copepods and ostracods.

Remarks: diagnosis compiled from Kahl (1935) and Stiller (1971).

Figures

FIGURE 2. Schematic drawing of representatives of the Rhabdostyla genus. K: Rhabdostyla conipes; L: Rhabdostyla cyclopis, M: Rhabdostyla cylindrica; N: Rhabdostyla dixae; O: Rhabdostyla dubia; P: Rhabdostyla ephemerae; Q: Rhabdostyla fromentellii; R: Rhabdostyla globularis; S: Rhabdostyla hungarica.