In Depth Dawsonicyon is a genus of carnivoramorph that lived in North America during the early Eocene. Further Reading - A new basal Carnivoramorphan (Mammalia) from the ‘Bridger B’ (Black’s Fork member, Bridger Formation, Bridgerian Nalma, middle Eocene) of Wyoming, USA. - Palaeontology 53(4):815-832 - M. Spaulding, J. J. Flynn & R. K. Stucky - … Read more
In Depth Further Reading Further reading- Late Tertiary Canids from Central Mexico. – Journal of Paleontology 72(3):546-556. – W. E. Miller & O. Carranza-Castaneda – 1998.
In Depth Although still only known from a few scattered and incomplete fossils, Dissopsalis stands out from other creodonts by being one of the last to live. The earliest species was D. pyroclasticus from Kenya, but it is the type species of D. carnifex from Asia that confirms is position as a late surviving creodont. … Read more
In Depth Further Reading – A contribution to the vertebrate paleontology of Texas. – Proceedings of the American Philosophical Society 30(137):123-131 – E. D. Cope – 1892.892. - A new Pliocene horse from Idaho, James W. Gidley - 1930
In Depth Fist named in 1850, Archaeotherium remains one of the best represented entelodonts in the fossil record. Archaeotherium is one of the earlier entelodonts and lived in North America at a time when the landscape was occupied by primitive horses, camels and rhinos and the only real predatory competition it faced were creodonts like … Read more
In Depth Not to be confused with the bear dogs which were dog-like mammals that resembled bears; Hemicyon was what is loosely termed a dog bear, which is a bear that is more dog-like. In simple terms, Hemicyon was more closely related to bears than dogs. Hemicyon had a very important difference between it and … Read more
In Depth Anchitherium was a genus of three toed prehistoric horse that was a browser of plants rather than a grazer of grass, something that is most easily revealed by the teeth that have much lower crowns than those of known grazing horses. This is also why Anchitherium disappeared without leaving any modern descendants because … Read more
In Depth Iranotherium was a genus of rhinoceros that was once fairly widespread across central Asia. Individuals of Iranotherium were between three and four meters long, though as with other known kinds of rhinoceroses, the males would have been larger than females. The largest males could approach sizes up to four meters long. The disappearance … Read more
In Depth Further Reading – Mammalian fauna of the upper Juntura Formation, the black butte local fauna. in The Juntura Basin: Studies in Earth History and Paleoecology. – Transactions of the American Philosophical Society 53 (1): 77. – J. A. Shotwell & D. E. Russel – 1963. – A Late Cenozoic Vertebrate Fauna from the … Read more
In Depth Further Reading – Two forms of cave lion: Middle Pleistocene Panthera spelaea fossilis Reichenau, 1906 and Upper Pleistocene Panthera spelaea spelaea Goldfuss, 1810 from the B�snik Cave, Poland – Adrian Marciszak & Krzysztof Stefaniak – 2010. – The hunted hunter: the capture of a lion (Panthera leo fossilis) at the Gran Dolina site, … Read more