Term: optic tectum posterior side
Name: optic tectum
Synonyms: dorsal midbrain, mesencephalic tectum, tectal lobe, tectum, tectum opticum
Definition: Multi-tissue structure that is the dorsal part of the midbrain and develops from the alar plate and is the most complex layered structure in the zebrafish brain.
Ontology: Anatomy Ontology [ZFA:0000445]

Name: posterior side
Synonyms: caudal, posterior
Definition: An anatomical region that is the entire part of an anatomical structure posterior to a transverse plane and bounded on one side by the same transverse plane.
Ontology: Spatial Ontology [BSPO:0000056]