Joe Sertich

Hadrosaur hips are so hot right now...#PaleoFest2022 – at Rockford, IL

Look out @SUEtheTrex, there is a tougher, spikier, more herbivorous dino from the Late Cretaceous in town. Meet Tiny @TTorosaurus ...

The hadrosaur ischium (pelvis bone) from our new Kaiparowits quarry is over 140 cm long! A seriously big Gryposaurus we've nicknamed "Andre the Giant" in honor of its discoverer, Andre LuJan. Lots of caudal, dorsal,… instagram.com/p/B27yNhWgaXd/…

Emerging evidence from the field suggests that the 76 million year old subtropical forests of the Kaiparowits Formation supported diverse vining plants, like many in todays tropical and subtropical forests. The main… instagram.com/p/B19DBcpgECG/…

Delicate lower jaws (dentaries) of the small carnivorous dinosaur Masiakasaurus from the Late Cretaceous Maevarano Fm of northwestern Madagascar. Masiakasaurus is notable for its procumbent (forward-facing) front… instagram.com/p/B11zPr6AREU/…

We are in the middle of a prepatartion push to finish jackets collected in 2012 from a Majungasaurus bonebed in Madagascar. Here is a beautiful ilium (hip bone), almost ready to flip and finish. Majungasaurus was… instagram.com/p/B1H3URLATb8/…

The Thornton Torosaurus is coming together under the watchful eye of skilled dino-magician Rob Gaston! Fitting frill to face is the next big challenge in the 3D puzzle. Can't wait to see it all assembled this… instagram.com/p/B1AJDT8gW4n/…

Heading home after a fun lecture and field tour in Escalante, Utah where I discussed all of the new discoveries coming out of Grand Staircase-Escalante National Monument. This includes a new species of… instagram.com/p/B0_KN-5A0Us/…

Checking out my new favorite dinosaur sculpture, a Diabloceratops created by kids in southern Utah and now on display at the BLM visitors center in Escalante, Utah! @ Grand Staircase Escalante National Monument instagram.com/p/B07cr95Aqqv/…

3D puzzle day! Getting the Torosaurus parietal ready for its archival cradle takes a ton of patience...and sandbags. @ Denver Museum of Nature & Science instagram.com/p/B01rLxlgE69/…

Many fossils are exposed by erosion (this is the only way we would ever find most dinosaurs). However, sometimes we are a few years too late... This is a Utahceratops skull that would have been exquisitely preserved… instagram.com/p/B0o4XPdAK9q/…

Tiny lower jaws from a new orodromine dinosaur from the Kaiparowits Fm of southern Utah. Orodromines, often incorrectly called "hypsilophodontids," were small bipedal herbivores. They were a part of many Cretaceous… instagram.com/p/B0mEJmmAAhd/…

Cheek (jugal) and upper jaw (maxilla) of the new Highlands Ranch, CO Triceratops find from the summer. This big fella joins another half dozen or so Triceratops the DNMS crew excavated in Montana/North Dakota/ South… instagram.com/p/B0ZJosrAdEH/…

Look at the progress on our fully articulated Basilemys turtle "Herb" from the Kaiparowits Fm of Utah. The skull has been removed for further prep, but you can see the articulated hands. The rump and hind limbs are… instagram.com/p/B0T5z52gKQY/…

Prep coming along on a beautiful croc braincase from the Fruitland Fm of northwestern New Mexico, discovered by Doug Shore! @ Denver Museum of Nature & Science instagram.com/p/B0T4IfpAtfW/…

Mind blown! Finally assembled the skull of the Thornton Torosaurus "Tiny" last night. Amazingly complete, missing only a handful of small elements (one epijugal, one articular, one paroccipital process of the… instagram.com/p/B0ENqHhAXBu/…

The 2019 DMNS Teen Science Scholars! Revealing morphology of a 150 million year old tyrannosaur @ Denver Museum of Nature & Science instagram.com/p/Bz_BooGAhlF/…

Check out the skin impressions on this armored dino track from the Naturita (Dakota) Fm of western Colorado collected by Kent Hups! @ Denver Museum of Nature & Science instagram.com/p/Bz1aP_eATZt/…