Heliornithidae
plural noun
He·li·or·nith·i·dae
-ˌȯrˈnithəˌdē
: a family of tropical aquatic birds (order Gruiformes) comprising the sun-grebes and having a head and bill like those of a rail, a long body and tail, short legs, and lobed feet
Word History
Etymology
New Latin, from Heliornith-, Heliornis, type genus + -idae