Tag Archives: Tyrannosauroids

Raptorex is Doomed

Posted on June 27, 2013 by Jaime A. Headden

… or at least its reputation is. It is becoming more clear that whatever morphological distinctiveness lies at the heart of the animal we’ve come to know and love/hate as Raptorex kriegsteini (Sereno et al., 2009), its identity is going … Continue reading →

Posted in Paleontology, Science Reporting | Tagged , , , , , | 3 Comments

The Saga of Raptorex

Posted on July 4, 2011 by Jaime A. Headden

…Continues.

Posted in Paleontology, Science Reporting, Taxonomy | Tagged , , , , | 19 Comments

Nanotyrannus Nomore!?

Posted on May 11, 2011 by Jaime A. Headden

Nanotyrannus is everyone’s favorite tyrannosaur, as long as it’s right behind the big guy, Tyrannosaurus, itself. It’s been lovingly depicted and aggressively championed by such notable figures as Robert Bakker, and supported less enthusiastically but no less masterfully by Philip … Continue reading →

Posted in Paleontology, Science Reporting, Taxonomy | Tagged , , | 23 Comments

Notable News for Nanotyrannus

Posted on May 10, 2011 by Jaime A. Headden

Enjoy this allusory introduction to a forthcoming post. While the news is out about this paper, and it’s “available,” the paper is unpublished and the version “available” is a proofed manuscript (containing various revision marks and formatting structure that I … Continue reading →

Posted in Paleontology, Science Reporting | Tagged | 4 Comments

Why Don’t Tyrannosaurs Have All Bananas For Teeth?

Posted on February 18, 2011 by Jaime A. Headden

Shortly after my last post, a little discussion ensues, and I realize there is a little more I should say here on the subject. In a message sent to the Dinosaur Mailing List (the original of which can be found … Continue reading →

Posted in Biology, Biomechanics, Paleontology | Tagged , | 6 Comments

Tyrannosaurs Don’t All Have Bananas for Teeth

Posted on February 11, 2011 by Jaime A. Headden

One of the things that I’ve been itching to do is generate a database of variation in dental series across a variety of taxa, virtually most if not all variations of archosaurs and beyond. This is to assess the quality … Continue reading →

Posted in Biological Comparison, Paleontology, Science Reporting | Tagged , | 6 Comments

The Aussie Tyrant – or Is It?

Posted on August 27, 2010 by Jaime A. Headden

I spent some time a little bit ago rehashing an old premise of mine, that of the growing “primitive” tyrannosauroids and the grades they make. Of these, there are “true” tyrannosauroids (tyrants, roughly corresponding to Tyrannosauridae), “middle” tyrannosauroids (despots, mid-sized … Continue reading →

Posted in Paleontology, Science Reporting | Tagged | 3 Comments

Tyrants, Despots and Peons

Posted on July 27, 2010 by Jaime A. Headden

The origin and evolution of Tyrannosauroidea [1] is one of the interesting puzzles in theropod phylogeny (the only one more fascination (with all due apologies to Tom Holtz) [2]. Inclusion of tyrannosaurids is a no-brainer, but the origin of tyrannosaurs … Continue reading →

Posted in Biological Comparison, Paleontology | Tagged , , | 8 Comments

The Littlest Big Rex

Posted on September 22, 2009 by Jaime A. Headden

Paul Sereno, world famous for his far-flung and well-publicized discoveries and descriptions, will be adding a new taxon name to his roster: Raptorex kriegsteini. Sereno, P., Tan L., Brusatte, S. L., Kriegstein, H. J., Zhao X.-J., Cloward, K. 2009. Tyrannosaurid … Continue reading →

Posted in Paleontology, Science Reporting | Tagged , | 6 Comments