fauna

Fauna, n.

Etymology: [NL.: cf. F. faune. See Faun.]

(Zoöl.)

The animals of any given area or epoch; as, the fauna of America; fossil fauna; recent fauna.

Shades of meaning

Fernald has no entry of its own for fauna; he lists it under animal.

Where he writes about it:

The animals of a region are collectively called its fauna. — from animal