Gastrotricha from the Poznań Palm House — one new subgenus and three new species of freshwater Chaetonotida (Gastrotricha) Kolicka, Małgorzata Kisielewski, Jacek Nesteruk, Teresa Zawierucha, Krzysztof Zootaxa 2013 3717 2 231 279 7NSFW Ehrenberg, 1830 Ehrenberg 1830 [238,606,1885,1911] Chaetonotidae Chaetonotus Animalia Chaetonotida 5 236 Gastrotricha genus