In biological taxonomy, the type genus is the genus which defines a biological family and the root of the family name. According to the International...

usage). Each genus should have a designated type, although in practice there is a backlog of older names without one. In zoology, this is the type species...

In zoological nomenclature, a type species (species typica) is the species name with which the name of a genus or subgenus is considered to be permanently...

of a nominal genus or subgenus. A type genus is the nominal genus that is the name-bearing type of a nominal family-group taxon. The type series are all...

now in other genera of the tribe Astereae. Aster amellus is the type species of the genus and the family Asteraceae. The name Aster comes from the Ancient...

HY-drə) is a genus of small freshwater hydrozoans of the phylum Cnidaria. They are native to the temperate and tropical regions. The genus was named by...

melanocephala. * Not including the nominate subspecies. T Type species. Adults of the genus Lachesis typically range in total length (including tail)...

Puma (/ˈpjuːmə/ or /ˈpuːmə/) is a genus in the family Felidae whose only extant species is the cougar (also known as the puma, mountain lion, and panther...

for decades, and the genus has been reconfigured and redefined several times throughout its history. Nautilus is the type genus of the family Nautilidae...

The genus Pan consists of two extant species: the chimpanzee and the bonobo. Taxonomically, these two ape species are collectively termed panins. The...