Liability to pay for the fetus if someone attacks a woman, kiling the woman and her fetus, and receives capital punishment for killing the mother: Ketuvot 30a, 33a
Liablity to pay for the fetus if someone attacks a woman, killing the woman and her fetus, without having been warned of liability beforehand: Ketuvot 34b-35a
Liablity to pay for the fetus if someone attacks a woman, killing the fetus but not the mother: Ketuvot 34b-35a