obsolete_tectum true use : http://purl.obolibrary.org/obo/UBERON_0002314 label : midbrain tectum FMA:83902 http://purl.obolibrary.org/obo/UBERON_0002314 MAT:0000451 ZFA:0001353 tectum opticum tectum mesencephali James Malone TAO:0001353 true mesencephalic tectum MFO:0080060 tectal lobe EMAPA:19051 dorsal midbrain 2.61 Catherine Leroy Midbrain tectum optic tectum Neuraxis tectum BTO:0001793 MA:0000211 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. The dorsal part of the midbrain including the corpora quadrigemina.