Triacanthidae
plural noun
Tri·a·can·thi·dae
ˌtrīəˈkan(t)thəˌdē
: a family of marine fish (suborder Balistoidea) that have a protractile upper jaw, live chiefly on sandy bottoms where they feed on mollusks, and comprise the hornfishes
Word History
Etymology
New Latin, from Triacantha, type genus (from tri- + acantha) + -idae