Ichthyopsida
plural noun
Ich·thy·op·si·da
in some especially former classifications
: a group of vertebrates comprising the agnathous vertebrates, fishes, and amphibians compare mammalia , sauropsida
ichthyopsidan adjective or noun
¦⸗⸗¦⸗sədən
-dᵊn
Word History
Etymology
New Latin, from ichthy- + Greek opsis appearance + New Latin -ida