Pseudotetrahymena Wang & Liu & Wang & Wang & Wang & Wang & Zhao & Pan 2025, gen. nov.

Genus Pseudotetrahymena gen. nov. urn:lsid:zoobank.org:act: D5CB9EA2-346B-4228-99EF-ABC86B4B9BE8 Diagnosis The size in vivo is about 165–230 × 125–210 μm; the anterior end pointed and the posterior end broadly rounded; the buccal field is big and deep, approximately 40% of body the length; 19 or 20 somatic kineties; two postoral kineties; M1 and M2 are approximately equal length; M2 consists of three parts (M2a, b, c); M3 is shorter than M1 and M2; one macronucleus; micronucleus is not observed; freshwater habitat. Etymology The genus-group name ‘ Pseudotetrahymena ’ highlights the difference of the oral apparatus and outline from that of the genus Tetrahymena. Type species Pseudotetrahymena orientalis gen. et sp. nov. (monotypic genus).