Cretaceous extinctions Cretaceous extinctions Eomaia scansoria ('climbing ancient mother') is a recently discovered extinct mammal that may be one of the earliest ancestors of the eutheria yet to have been found. ...more on Wikipedia about "Eomaia"
Jeholodens was a primitive mammal belonging to the Triconodonta family, and which lived in present-day China during the Middle Cretaceous. ...more on Wikipedia about "Jeholodens"
Squalicorax ("crow shark") is a genus of extinct lamniform shark known to have lived during the Cretaceous period. A fully articulated (fully-formed) 1.9 m long fossil skeleton of Squalicorax (S. falcatus) has been found in Kansas, evidence of its presence in the Western Interior Seaway. Large numbers of fossil teeth have been found in Europe, North Africa, and other parts of North America. From the size of its largest known teeth, it can be estimated that Squalicorax pristodontus grew up to 5 m (16.5 ft) in length. ...more on Wikipedia about "Squalicorax"
Teinolophos trusleri was a prehistoric monotreme, or egg-laying mammal. It is known from a lower jawbone found in Flat Rocks, Victoria, Australia. It lived during the Aptian age of the Lower Cretaceous. ...more on Wikipedia about "Teinolophos"
Triconodonta is the generic name for a group of mammals which were the ancestors of present-day mammals and which lived between the Triassic and the Cretaceous. ...more on Wikipedia about "Triconodonta"
Zalambdalestes was a placentary mammal living during the Upper Cretaceous in Mongolia. Like posterior Leptictidium, Zalambdalestes was a shrew-like animal with a long snout, long teeth, a little brain and big eyes. It was about 20 cm long, with a head only 5 cm long. ...more on Wikipedia about "Zalambdalestes"
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