(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
双语例句
1
Although explanatory notes are include on drawings, these notes are short, genera, and describe a type of construction, its location and quantity required.
尽管图纸上也有解释性的说明，但这种说明简短而笼统，仅对建筑物的型式、位置以及规格尺寸要求加以说明。
2
There are 49 species of type specimens in 34 genera of 17 families.
经过老一辈植物专家几十年的采集、研究，先后发表了17科34属49种模式标本。
3
Extracted from a type of red algae (of the Gelidium and Gracilaria genera), AGAR is a gelling agent used in Japan since the 15th century.