single ported slide valve

a member of a formerly recognized taxonomic group that included all seedless plants, such as mosses, algae, fungi, and ferns.

隐花植物先前已被确认的一个分类的成员，包括有所有的无籽植物，如苔藓、水藻、真菌和蕨类植物

subspecies the taxonomic group below the species level.

分类学上种的下一级分类地位。

The application of these techniques is considered to be a complement to the traditional taxonomic approach and is important to the further research on the systematic status and the phylogenetic relationship of each group.

并认为这些技术的应用对补充和完善传统分类方法，深入探讨各类群的分类地位和系统发育关系具有重要作用。

taxonomic group that is a subdivision of an order.

（生物学）分类学的一个组，目的亚部。

( biology ) a taxonomic group comprising a major division of a kingdom.

（生物）一个界中包含其主要分类单元的分类组。

extinction disappearance of a taxonomic group of organisms from existence in all regions.

灭绝一个生物分类群自存在的所有区域中消失。

taxonomic group containing one or more families.

（生物学）包含一个或多个属的分类组。

Variety The taxonomic group below the subspecies level.

变种:分类学中亚种水平以下的群体.

a taxonomic group containing one or more orders.

（生物学）包含一个或一个以上序列的分类组。

taxonomic group between a genus and a species .

（生物学）介于属和种之间的分类学类目。

the specimen used as the basis of the original published description of a taxonomic group and later designated as the type specimen.

原型标本一个种起初用作分类的基础且后来作为确定类型的标本

a taxonomic group containing one or more genera.

（生物学）包含一个或更多种类的分类组。