Saturday, January 13, 2024

Tyrannosaurus mcraeensis from New Mexico - and Ancestor of T. rex coloring page

Welcome or welcome back.

This is a free coloring pages blog. 

Today's new drawing that you can print and color

is of a new type of Tyrannosaurus called

Tyrannosaurus mcraeensis


 

Tyrannosaurus mcraeensis

This large dinosaur was found in New Mexico.  It was as large as T. rex or about 40-44 feet long.

It was an ancestor to the T. rex that appeared later.  Tyrannosaurus macraeensis lived 72- 73 million years ago.  Tyrannosaurus rex appeared around a million years ago.  Tyrannosaurus mcraeensis had a narrower snout - especially it had a narrower jaw.  It also had smaller teeth than T. rex.  But since it had a clear overbite, its top teeth probably were visible when the mouth was closed. 

Tyrannosaurus mcraeensis was still clearly the top predator of its day in Western North America. 

Tyrannosaurus mcraensis fossils were found several years ago but only recently has it been identified as a unique species.  It was found in the state of New Mexico in the United States of America.  There is another unique thing about this new to-science species.  It lived around 100 miles from the nearest ocean.  Most if not all other large Tyrannosaurs appear to have lived within 10-50 miles from the coast.  

There were actually several known species of large Tyrannosaurids.  These include Albertosaurus, Daspletosaurus, Gorgosaurus, Lythronax, and Tarbosaurus - to name a few.  There were other smaller ancestral Tyrannosaurids.  This new find, Tyrannosaurus mcraeensis, was actually fully as big as Tyrannosaurus rex, and that is probably the most surprising find. 

NOTE:  This drawing, in printable form, can be found by clicking on the button labeled "Paleontology."  Then scroll to the bottom of the "Mesozoic Life" part of the Paleontology list.  New drawings are found at the bottom of the list.  Of course, this will only be a new drawing now... in early January 2024.  If you are accessing this page at a later date then the printable drawing's title will be further up the list of Mesozoic Life drawings.  Below is an older drawing of a large Tyrannosaurid.  This smaller Tyrannosaurid is from what is now the state of Utah, USA.  This drawing is from a previous post.  So the printable version of this drawing is found further up the list of Mesozoic drawings that are on the Paleontology page.

S

Lythronax the Gore King



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