Latest Sphenacodonts Stories
Originally believed to have occurred around the same time that mammals evolved some 200 million years ago, researchers from the Field Museum of Natural History in Chicago now report that the transition to nocturnal behavior actually occurred more than 100 million years earlier.
Dimetrodon, a carnivorous dinosaur that roamed the Earth nearly 300 million years ago has been found to be the first terrestrial vertebrate to develop “steak-knife” teeth.
HMNS Field Expedition will Excavate Extremely Rare, Nearly Complete Dimetrodon Fossil Join Famous Paleontologist and Team to See Fossil Emerge First-Hand Houston, TX (Vocus) December 6, 2010 The Houston Museum of Natural Science Paleontology team has discovered an articulated specimen of a Dimetrodon on the Craddock Ranch in Baylor County.
- A morbid dread of being buried alive. Also spelled 'taphiphobia'.