From: Chorioallantoic placentation in Galea spixii (Rodentia, Caviomorpha, Caviidae)
Phase of pregnancy | Number of animals | Gestation-al days | Crown-rump length (CRL) | Diameter of the placenta |
---|---|---|---|---|
Initial pregnancy | 3 | < 9 | < 10 mm | 4 – 8 mm |
Early pregnancy | 3 | 9 – 12 | 11 – 28 mm | 9 – 12 mm |
Mid gestation | 7 | 16 – 32 | 36 – 73 mm | 13 – 18 mm |
Near term to term | 5 | 36 – 48 | 76 – 110 mm | 20 – 35 mm |