The placenta of the four-eye opossum (Philander opossum).
D000650:Amnion; D000818:Animals; D004717:Endometrium / Q000166:cytology; D005260:Female; D008854:Microscopy, Electron; D009893:Opossums; D010920:Placenta / Q000033:anatomy & histology / Q000166:cytology*; D011247:Pregnancy; D014327:Trophoblasts / Q000166:cytology; D014599:Uterus / Q000033:anatomy & histology