Roy, P R Evolution of the mammalian tectum in the vertebrate phylogeny: a morphological observation. [electronic resource] - Journal of experimental medical sciences Jun 1965 - 1-15 p. digital Publication Type: Journal Article ISSN: 0022-099X Subjects--Topical Terms: AnimalsBiological EvolutionMesencephalon--anatomy & histologyVertebrates--anatomy & histology