archencephala
1 of 2plural of archencephalon
Archencephala
2 of 2plural noun
Arch·en·ceph·a·la
¦ärk‧ˌenˈsefələ
: humans regarded as constituting a separate subclass of Mammalia —not now used as an acceptable taxonomic concept
Word History
Etymology
Plural noun
New Latin, from archi- + encephala (plural of encephalon)