Genera of Gymnodamaeidae (Acari: Oribatida: Plateremaeoidea) of Canada, with notes on some nomenclatorial problems Author Walter, David Evans text Zootaxa 2009 2206 23 44 journal article 10.5281/zenodo.189740 8dc3930d-f5da-496f-a86f-f0da1543811a 1175-5326 189740 Gymnodamaeus gregarius Paschoal 1982 a Gymnodamaeus gregarius Paschoal, 1982 ( Marshall et al. 1987 , Subías 2004 ) Material examined: USA : WASHINGTON: Paratype female, Wenatchee National Forest, Cladonia mat, 25.viii.1973 , D.P Scwert [ sic ], in OSAL