2021 Dinosaur Review!
Let's do a brief recap of some of Dr. BC's favorite paleo discoveries by month:
We learned the incredibly well-preserved Psittacosaurus
(SMF R 4970) from the Early Cretaceous Jehol Formation of Liaoning, China showed countershading and a different colored cloacal region than the rest of the animal.
And we were introduced to a brooding oviraptorid atop a nest of eggs with embryos inside!
As a sauropod lad anything related to my beloved long-necked, long-tailed, heavy-bodied tetrapods catches my eye. This month saw the world introduced to Dzharatitanis kingi, the first rebbachisaurid sauropod from Asia!
Many of you first learned of Hungarosaurus, the European ankylosaurid, when a paper about numerous skulls and their cranial ornamentation appeared.
Plus we learned even more about ankylosaurid armor from this new, as-yet-unnamed, specimen from Mongolia
Evidence that sauropods lacked feathers continues to be found, with this amazing patch of Diplodocus skin being presented
We also met Ornatops and Yamatosaurus, https://www.nature.com/
articles/s41598-021-87719-5. two new hadrosaurs named this month!. pdf
We meet the first duckbill found in Africa, Ajnabia odyseus
and arguably the world's oldest centrosaurine, Menefeeceratops
The big Australian sauropod Australotitan
Finally, eggs and hatchlings of dinosaurs in Arctic settings indicates some dinosaurs were able to live year-round in cold weather.
We met Ypupiara, an unenlagin named from bones that were destroyed in the Rio de Janeiro Natural History Museum.
Aerosteon, a megaraptoran, had its osteology described in detail for the first time.
Two awesome sauropods, Hamititan and Silutitan, are named from the Early Cretaceous of China.
The first theropod from Pakistan, Vitakrisaurus, was named in August.
We are introduced to the first Late Cretaceous carcharodontosaurid from Central Asia, Ulughbegsaurus.
We meet two new spinosaurids, Ceratosuchops inferodios and Riparovenator milnerae
Two new Pakistani titanosaurid sauropods Balochisaurus and Nicksaurus were named.
Dr. Curtice announces Supersaurus as the world's longest dinosaur.
Stegouros was announced as a primitive ankylosaurid with a tail that looked like a Mayan sword.
Issi is a sauropodomorph from the Late Triassic of Greenland!
The amazing embryonic theropod egg was revealed here.
Early Cretaceous amber was announced here.