Limusaurus

Now, newly described fossilized hands from a beaked, plant-eating dinosaur, called Limusaurus inextricabilis, reveal a transitional step in the evolution of modern wings from dino digits.

Lance Mannion: 2009

So, I'm still processing the news of the discovery of hard evidence of an enormous lake that existed in the Martian Shalbatana Vallis region some 3.4 billion years ago, when I get word of an exciting new herbivorous Chinese ceratosaur, Limusaurus inextricabilis.

"This flood will swallow all you've left behind." greygirlbeast 2009

So, here I am still excited by Limusaurus, the herbivorous ceratosaurid, and up pops a previously unknown form of the speciose ceratopsian genus Psittacosaurus (presently 10-11 valid species known), from the Cretaceous of Inner Mongolia.

Spock, Obama, the Kwisatz Haderach, and decriminalizing evolution. docbrite 2009

Now, newly described fossilized hands from a beaked, plant-eating dinosaur, called Limusaurus inextricabilis, reveal a transitional step in the evolution of modern wings from dino digits.

Solving the dinosaur digit dilemma 2009

Photograph and line drawing of holotype specimen of Limusaurus inextricabilis (scale bar = 5 cm).

"This flood will swallow all you've left behind." greygirlbeast 2009

Artist's life restoration of Limusaurus inextricabilis.

"This flood will swallow all you've left behind." greygirlbeast 2009

Continue reading “Limusaurus inextricabilis”.

The Panda's Thumb: Development Archives 2010

My previous repost was made to give the background on a recent discovery of Jurassic ceratosaur, Limusaurus inextricabilis, and what it tells us about digit evolution.

The Panda's Thumb: Development Archives 2010

My previous repost was made to give the background on a recent discovery of Jurassic ceratosaur, Limusaurus inextricabilis, and what it tells us about digit evolution.

The Panda's Thumb: Transitional Fossils Archives 2010

Arrows in a point to a nearly complete and fully articulated basal crocodyliform skeleton preserved next to IVPP V 15923 (scale bar, 5 cm). c, Histological section from the fibular shaft of Limusaurus inextricabilis (IVPP V 15924) under polarized light.

The Panda's Thumb: Development Archives 2010