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 Can members Jaki Liebezeit and Michael Karoli. Virgin decided to close out the 1980s with the release of "Weatherbox", an elaborate boxed-set compilation consisting of Sylvian's four previous solo albums. In 1990, Sylvian collaborated with artists Russell Mills and Ian Walton on the elaborate multi-media installation using sculpture, sound and light titled "Ember Glance – The Permanence of Memory". The exhibition was staged at the temporary museum 'Space FGO-Soko' on Tokyo Bay, Shinagawa, Tokyo. Also in 1990, Sylvian reunited with the former members of Japan for a new project under the name Rain Tree Crow. Unlike their past work, Sylvian