(biology) genus from which the name of a family or subfamily is formed; it is not necessarily the most representative genus but often the largest or best known or earliest described
例句
用作名词 (n.)
Type genus of the Chlamydomonadaceae,solitary doubly-flagellated plant-like algae common in fresh water and damp soil,multiply freely,often a pest around filtration plants. 衣滴虫科的模式属,生长在淡水或潮湿土壤中的植物状生有双鞭毛的喜独居海藻,繁殖自由,常常对于筛选植物是有害物。