title: [The early evolution of mammalian ontogenetic types. An attempt at reconstruction on the basis of ontogenetic relationships in Marsupialia].
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D005075:Biological Evolution; D001717:Birds; D001724:Birth Weight; D001846:Bone Development; D001921:Brain / Q000254:growth & development; D010064:Embryo Implantation; D004971:Estrus; D005121:Extremities / Q000254:growth & development; D005260:Female; D006257:Head / Q000254:growth & development; D008322:Mammals / Q000196:embryology / Q000254:growth & development; D008394:Marsupialia / Q000196:embryology / Q000254:growth & development; D009024:Morphogenesis; D009425:Nesting Behavior; D009893:Opossums / Q000196:embryology / Q000254:growth & development; D010012:Osteogenesis; D011247:Pregnancy; D011270:Pregnancy, Animal; D012104:Reptiles
vernacular_title: Zur frühen Evolution der Säuger-Ontogenesetypen. Versuch einer Rekonstruktion aufgrund der Ontogenese-Verhältnisse bei den Marsupialia.