
Morphology of three new colonial sessile peritrich ciliates, Pseudepistylis paramphora n. sp., Zoothamnium paranii n. sp. and Z. hartwigi n. sp., with notes on Epicarchesium variabile (Ciliophora, Peritrichia)
Keywords: گونه جدید; P1-3; infundibular polykinety 1-3; Colonial peritrichs; Epicarchesium; New species; Pseudepistylis; Taxonomy; Zoothamnium;