What do you call it when a baby dies inside of its mother before it is born?
-jess

Intranatal (aka intrapartum) death actually occurs during labor. The child dies while mother is in labor.

There is also antenatal death, which refers to a fetus dying before labor.

Fetal morality or stillbirths usually deals with those fetuses that die after 5 months. 

Hopefully this helped and good luck!!

his research revealed two genetically different groups of prokaryotes, which justified splitting kingdom monera into two kingdoms. the genetic and cellular differences were so great, that these two kingdoms were eventually placed into different domains in the current three-domain system.