A very early condition of Man, with yelk-sac, allantois, and amnion (original).
"Lectures and Essays" by T.H. Huxley
AMNION, name given to the innermost membrane investing the foetus in the womb.
"The Nuttall Encyclopaedia" by Edited by Rev. James Wood
The nature of the amnion will be understood by following Figures 4b, 5, and 6 on Sheet 23.
"Text Book of Biology, Part 1: Vertebrata" by H. G. Wells
Amnion fold: the extensions of the amnion which close the mouth of the amnion cavity in the embryo.
"Explanation of Terms Used in Entomology" by John. B. Smith
DROPSY OF THE AMNION.
"Special Report on Diseases of the Horse" by United States Department of Agriculture
The embryo when about to hatch throws off the egg-shell and amnion in a few seconds.
"Our Common Insects" by Alpheus Spring Packard
This sac, called the amnion, is filled with a watery fluid.
"The Meaning of Evolution" by Samuel Christian Schmucker
Superficial to it is the amnion, and below it is the yolk sac.
"Embryology" by Gerald R. Leighton
S, serosa; A, amnion; E, ectoderm; N, rudiment of nerve-cord; M, mesodermal pouches.
"Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4" by Various
C. The very young puppy, with attached ends of the yelk-sac and allantois, and invested in the amnion.
"Man's Place in Nature and Other Essays" by Thomas Henry Huxley