“…The writings of Heape on Seninopithecus (284) and Macacus rhesus in. (285), of Corner (123) and Allen (12, 14, 15, i6j on Macacus, of Van Herwerden (297) on Cercocehus} and of Hitschmann and Adler (307), Webster (632), Corner (125,126), and Shaw (259) on the human should be consulted for details and references. The uterine cycles in monkeys and women appear to be identical in all essential features, and Milnes Marshall's (456) original division of the phases in the human, identical witĥ More probably Macacus cynomologos.…”