Wiktionary
macrofauna
n. A term applied to large animals, not quite large enough to be considered megafauna but larger than microfauna. Some include larger species of insects and annelids in this group.
Usage examples of "macrofauna".
We should think big, tent over a large crater, a hundred square kilometers or more, use robots to till and chemically condition the soil, add as many species of bacteria and soil macrofauna as possible and see what falls out.