The distinction is typically thought to be a relative one: being a mammal is a species relative to the genus being an animal, but it is a genus relative to the species being a donkey.
On the other hand, if the predicate is not convertible with the subject but is part of the definition, it is the genus or differentia of the subject, for a definition always consists of genus and differentia.
It is a genus of yeasts, not a bacterium.
It is a genus of aquatic plant in the arum family, Araceae.
It is a genus of double-stranded RNA virus in the family Reoviridae.
In addition, it is a genus in which several sub-strains have acquired resistance to commonly used antibiotics [ 56, 61, 62].
b If it is discovered that Genus B is nested inside Genus A, at least one of the genera will need to be renamed.
Elsewhere, he explicitly describes genus as matter: "the genus is the matter of that of which it is called the genus" (I.8, 1058a23).
It is the type genus that gives its name to the family.
Central to his rejection of univocity of being is his denial that it is a supreme genus.
