This family includes 13 genera and more than 300 described species.
The order includes 12-13 families, 56 genera and approximately 300 species.
The family includes five genera and about forty different species.
It included four genera and seven species, all of which are now extinct.
Those studied to date include 11 orders, 46 families, 100 genera and 182 species.
The Aipocerataceae includes three families and at least 9 genera.
At present, the Hominidae includes four genera and five species.
The family includes eight genera and about 50 species.
The family includes two subfamilies, 368 genera, and over 1,800 species.
In this sense, the Taxaceae includes six genera and about 30 species.