短语词组短语Carchesium sp 单聚虫Carchesium spp 单缩虫Carchesium gemellum 双生单缩虫Carchesium spectabile 奇观独缩虫Carchesium epistylis 累枝单缩虫Carchesium asellic 栉水虱单缩虫Carchesium polypinum Linn é 螅状独缩虫 返回 Carchesium