(paleontology) An overspecialized, apelike form of Homo sapiens from the middle Pleistocene having a small brain capacity, low cranial vault, and massive browridges.

McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.