Dorsal part (base region) of the telencephalon. [ http://purl.obolibrary.org/obo/go/references/0000021 http://www.ncbi.nlm.nih.gov/pubmed/12626695 http://amigo.geneontology.org/amigo/term/GO:0021544 https://www.worldcat.org/search?q=bn%3A0471888893 ]