Uberon definition : A biological tissue mass, most commonly a mass of nerve cell bodies.;
Uberon related term : neural ganglion; ganglia;
Uberon Homology note : Cranial sensory placodes are focused areas of the head ectoderm of vertebrates that
contribute to the development of the cranial sense organs and their associated ganglia.
Placodes have long been considered a key character of vertebrates, and their evolution
is proposed to have been essential for the evolution of an active predatory lifestyle
by early vertebrates.[well established][VHOG];