Table 1. Opalinid species investigated in the present study. All localities are from China. Morphological identification of each species was carried out in the articles indicated in the ‘reference’ column. SpeciesHostPrevalenceLocalityReferenceOpalina undulata Nie* 1935Fejervarya limnocharis (Gravenhorst* 1829) Iskandar* 19987.7% (22/285)Diaocha Lake* Hubei ProvinceLi et al. (2018)Opalina triangulata Metcalf* 1923F. limnocharis21.5% (9/42)Diaocha Lake* Hubei ProvinceWang et al. (2019)Opalina japonica Sugiyama* 1920Rana chensinensis David * 187533.3% (4/12)Xinbin County* Liaoning ProvinceUnpublishedOpalina obtrigonoidea Metcalf* 1923Duttaphrynus melanostictus (Schneider* 1799) Frost et al. * 200631.4% (11/35)Yubei City* Chongquin ProvinceZhao et al. (2020)Opalina longa Bezzenberger* 1904 (= Cepedea longa)aF. limnocharis35.8% (76/ 212)Honghu Lake* Hubei ProvinceLi et al. (2017a)Protoopalina limnocharis Nie * 1932F. limnocharis25.6% (32/125)Meishan County* Sichuan ProvinceZou et al. (2018)Protoopalina pingi Nie* 1935Pelophylax nigromaculatus (Hallowell* 1861) Fei et al. * 200540.4% (42/104)Honghu Lake* Hubei ProvinceLi et al. (2014)Zelleriella orientalis Nie* 1935Microhyla ornate (Duméril & Bibron* 1841) Boulenger* 188216.2% (6/37)Nanning City* Guangxi ProvinceUnpublishedZelleriella sp.Hyla chinensis Gunther * 185811.1% (2/18)Sanming City* Fujian ProvinceUnpublished aThe initial identification of this species as Cepedea longa followed the proposal by Metcalf (1923). See Discussion section for the justification of the change.

Published as part of Li, Ming, Hu, Guangran, Zhao, Weishan, Zou, Hong, Li, Wenxiang, Wu, Shangong, Wang, Guitang & Ponce-Gordo, Francisco, 2024, A revised taxonomy and phylogeny of opalinids (Stramenopiles: Opalinata) inferred from the analysis of complete nuclear ribosomal DNA genes, pp. 270 in Zoological Journal of the Linnean Society 201 (2) on page 270, DOI: 10.1093/zoolinnean/zlad150, http://zenodo.org/record/13220219