noun Date: 1927 animals (as bears, bison, or mammoths) of particularly large size, fauna consisting of individuals large enough to be visible to the naked eye, ~l adjective
MEGAFAUNA
Meaning of MEGAFAUNA in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012