An extraordinary new fluvial bdelloid rotifer, Coronistomus impossibilis gen. nov. sp. nov., with adaptations for turbulent flow (Rotifera: Bdelloidea: Coronistomidae fam. nov.) Author Örstan, Aydin text Zootaxa 2021 2021-04-30 4966 1 16 28 journal article 6541 10.11646/zootaxa.4966.1.2 1c5c6755-0fec-4bfe-b6b7-2653e4a30a97 1175-5326 4736208 953EBF83-58FB-4BA6-BFD6-76DCE690DA30 Genus Coronistomus gen. nov. Diagnosis : Same as for family with widely spaced major teeth and distinct interproximal teeth on trophi. Type species: Coronistomus impossibilis sp. nov. by monotypy. Etymology . From the combination of the Latin corona (crown), traditionally used to describe the anterior ciliary organs of rotifers, and the Greek stoma (mouth), in reference to the anatomically united corona and mouth of the new taxon. Gender, masculine.