Longitudinal fissure Longitudinal fissure The longitudinal fissure (or cerebral fissure, median longitudinal fissure, or interhemispheric fissure) is the deep groove that separates the two hemispheres of the vertebrate brain. The medial surfaces of the two hemispheres are as similarly convoluted by gyri and sulci as is the outer surface of the brain. It is thought that a majority of existing animals, including Homo sapiens, have evolved from a common wormlike ancestor that lived around 600 million years ago, called the urbilaterian. A bilaterian animal is one that has symmetrical left and right body halves. While it is still debated whether this species
David Sylvian a costume. But ours is a way of life. We look and dress this way every day." In an October 1981 interview, at the pinnacle of the New Romantic movement in mainstream pop music, Sylvian commented "There's a period going past at the moment that may make us look as though we're in fashion." Japan released five studio albums between March 1978 and November 1981. In 1980, the band signed with Virgin Records, where Sylvian remained as a recording artist for the next twenty years. The band suffered from personal and creative clashes, particularly between Sylvian and Karn, with tensions