noun.
Animals, especially the animals of a particular region or period, considered as a group.
noun.
A catalog of the animals of a specific region or period.
The Century Dictionary and Cyclopedia
noun.
The total of the animal life of a given region or period; the sum of the animals living in a given area or time: a term corresponding to flora in respect of plants: as, the fauna of America; a fossil fauna; the recent fauna; the land and water faunæ of the globe.
noun.
A treatise upon the animals of any geographical area or geological period.
the GNU version of the Collaborative International Dictionary of English