Day 75 Conceptus.

Day 75 Conceptus.
The flaccid amniotic vesicle allows the palpation of a large mouse-size fetus at 2.5 months of gestation. The cotyledons continue to develop in 4 rows of 15 per horn for a total of 120 throughout the uterus. [5 cm squares]

Chenoweth PJ (2012)