Rhabdostyla ephemerae ( 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 : 215

Rhabdostyla ephemerae ( Kahl 1935)

— Fig. 2 , P

[ Rhabdostyla] (Rhabdostyla) ephemerae Kahl, 1935: 675 , pl. 138, fig. 8

Epistylis (Rhabdostyla) ephemerae Kahl, 1935 — Stiller, 1971: 66, pl. 34, fig. H

Diagnosis: Size about 75 µm. Body variable in shape, but not very asymmetric. Short and thin peduncle. Pellicle with narrow striations. Elongated and sausage-shaped macronucleus, positioned longitudinally, surrounding the infundibulum. Oblique peristomial disc, with distinct protuberance at the margin. Robust peristomial collar. Contractile vacuole positioned in the upper quarter of the body, to the right of the infundibulum. Broad infundibulum. Found in the oral region of Ephemeroptera larvae.

Remarks: diagnosis compiled from the works of 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.