报道了寄生于豆娘Abudefdufsp .鳃上的新海盘虫属一新种和寄生于驼背鲈Cromileptesaltivelis鳃上的海盘虫属一新记录。双曲片新海盘虫 ,新种Neohaliotremadi curvilamellatum ,sp .nov .与NeohaliotremabychowskiiZhukov ,1 976相似 ,但支持器的形态结构不同和交接管量度上有差异。驼背鲈海盘虫HaliotremacromileptisYoung ,1 968与原始描述相比 ,除交接管稍长外 ,其它量度与形态基本一致。 A new record of a new species of Platanus parasitized on the gills of the Damselfly Abudefdufsp and a report of parasitoid parasitized on the gills of the Cromileptesaltivelis of the bactrian perch are reported. The new species, Neohaliotremadi curvilamellatum, sp. Nov, is similar to Neohaliotremabychowskii Zhukov, 1 976, but differs in the morphology and structure of the support and in the dimensions of the delivery pipe. HaliotremacromileptisYoung, 1 968 Compared with the original description, except for the longer pipette, other measurements are consistent with the morphology.