# mastofauna

> English word · Noun

## Definitions
1. The mammals, or all kinds of mammals, inhabiting a region.

## Etymology
Superficially masto- (“relating to mammary organs”) + fauna, though perhaps calquing or borrowed directly from a term like Spanish mastofauna.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/mastofauna