Mammals 200 Mya Mammals 200 Mya Permian Triassic

Mammals (200 Mya)

Mammals (200 Mya): Permian Triassic.

Mammals (200 Mya)Triasic - Cretaceous:

Euryapsids

Synapsids

Pelycosaur

Lystrosaurus (250 Mya)

Cynogathus (240 Mya)

Early Jurassic mammals: Morganucodon and Kuehneotherium.

Hadrocodium: Early mammaliaformes. (195 million years ago) Science 2001 vol 292 p 1535.

Jeholodens jenkinsi (150 million years ago)

Jeholodens: early mammaliformes (165 million years old) Nature 1999, 398, p 326.

Time-calibrated phylogeny of the eutherian Juramaia among other boreosphenidan mammals, and comparative morphology of some key molar features. Z-X Luo et al. Nature 476, 442 -445 (2011)

Juramaia sinensis: Eutheria or placentals 160 Mya. Science 2 September 2011, 333 p 1205

Juramaia sinensis Eutheria, 160 Mya Holotype specimen of Juramaia sinensis, Beijing Museum of Natural History (BMNH) PM 1343 B. Z-X Luo et al. Nature 476, 442 -445 (25 August 2011)

Eomaia: common ancestor of the Eutheria or placentals. (About 128 million years old) Nature 2002, 416 p 816.

Eomaia: common ancestor of the Eutheria or placentals. (About 128 million years old) Nature 2002, 416 p 816.

Eomaia: common ancestor of the Eutheria or placentals. (About 128 million years old) Nature 2002, 416 p 816.

Cronopio dentiacutus. Argentina. Theria, 100 Mya.

Cronopio dentiacutus MPCA 454 type skull and MPCA 453 right lower jaw. GW Rougier et al. Nature 479, 98 -102 (3 November 2011)

Castorocauda Lutrasimilis(165 Mya) (Science February, 2006) Large (800 g) member of the Mammaliaformes or Proto-mammals

Repenomamus robustus (130 Mya), Theria hunting small dinosaurs.

Baby dinosaur

Repenomamus robustus (130 Mya) and dinosaur young in stomach

Repnomamus gigantus (130 Mya)

Mammals in the Cenozoic.

Indricothere: Paraceratherium (Oligocene, 35 – 25 MYA)

Artist's impression of Eurotamandua, an Eocene (55 – 35 Mya) mammal similar to modern anteaters and pangolins, with its young and licking termites from a mound.

Chriacus was a small arctocyonid from the Paleocene (65 – 55 Mya), and has been found at sites in New Mexico and across the western United States. Chriacus is somewhat similar in size and probable lifestyle to coatimundi, who live in the mountains of southwest New Mexico today

Megatherium Giant SLoth

Entelodon (late eocene, 40 Mya)

Archeothera (Oligocene North America, 30 Mya)

Titanothere

Glyptodon (Giant armadillo)

Glyptodon (Giant armadillo)

History of the Birds.

Dinosaurs: Saurischians: theropods: birds. (150 Mya).

Haplocheirus sollers Dinosaur with bird features. (Western China, late Jurassic (160 Mya) Science 29 January 2010, 327 p 571

Sinosauropterix sp.

Archaeopteryx: A transitional fossil between reptiles & birds

Microraptor gui (120 Mya)

Anchiornis Huxleyi (160 Mya)

Anchiornis Huxleyi (160 Mya)

C. yangi's tailbis the longest of any flying dinosaur. American Association for the Advancement of Science 2014; 345: 244 -246 Published by AAAS

Giant terror birds of the Eocene

Terror birds of the cenozoic.