Juramaia is an extinct genus of a therian mammal, possibly a very basal eutherian mammal, known from the Late Jurassic (Oxfordian stage) or Early Cretaceous deposits of western Liaoning, China.[1] It is a small shrew-like mammal weighing around 15–17 grams (0.53–0.60 oz).[2]
^Cite error: The named reference Creta was invoked but never defined (see the help page).
^Cite error: The named reference Juramaia was invoked but never defined (see the help page).
Juramaia is an extinct genus of a therian mammal, possibly a very basal eutherian mammal, known from the Late Jurassic (Oxfordian stage) or Early Cretaceous...
considered Juramaia as a stem therian instead, and the Late Jurassic dating has been questioned, with King and Beck (2020) suggesting that Juramaia may originate...
upper jaw in other tetrapods. The earliest known therian mammal fossil is Juramaia, from China's Late Jurassic (Oxfordian stage). However, the age estimates...
from Asia Chaoyangsaurus, an early marginocephalian dinosaur from Asia Juramaia, a basal mammal from Asia Archaeopteryx, the first known bird, from Europe...
oldest-known fossil among the Eutheria ("true beasts") is the small shrewlike Juramaia sinensis, or "Jurassic mother from China", dated to 160 million years ago...
Late Jurassic, represented by Juramaia, a eutherian mammal closer to the ancestry of placentals than marsupials. Juramaia is much more advanced than expected...
study again recovered Eomaia as a basal eutherian. Evolution of mammals Juramaia (160 million years ago) Sinodelphys Ji, Q.; Luo, Z-X.; Yuan, C-X.; Wible...
estimates of 163 to 186 million years ago (though the already eutherian Juramaia is dated to 161–160 million years ago). Teinolophos like modern monotremes...
in the fossil record (Yinlong) and the oldest known eutherian mammal: Juramaia. 160 Ma Multituberculate mammals (genus Rugosodon) appear in eastern China...
the eutherians are those more closely related to the placentals. Since Juramaia, the earliest known eutherian, lived 160 million years ago in the Jurassic...
Volaticotherium, the burrowing Pseudotribos, the oldest known eutherian Juramaia. the rat-like Megaconus and the gliding Arboroharamiya. The plant life...
reported in a few other Mesozoic mammals, including the Jurassic eutherian Juramaia. It contrasts with the condition in placentals (living eutherians), which...
First triconodonts. Stegosaurs and theropods diversify. First pine trees. Juramaia sinensis, the first known eutherian mammal. First birds (Archaeopteryx)...