O. and C. Vogt term for the larger part of the mammalian cerebral cortex, distinguished from the allocortex by being composed of a larger number of nerve cells arranged in six layers. SEE ALSO: cerebral cortex. SYN: neocortex [TA], homotypic cortex, neopallium.
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iso·cor·tex (i″so-korґteks) [iso- + cortex] [TA] the neocortex as opposed to the allocortex, so called because histologically it consists of six layers and is much more uniform than the allocortex. Called also homotypical cortex.Medical dictionary. 2011.