In Depth Yet another oviraptosaur from the late Cretaceous of Asia, the partial remains of Luoyanggia make it hard to establish an accurate size for the genus, though it is noted to be towards the smaller end of the oviraptosaur size spectrum. Luoyanggia is usually placed within the Oviraptoridae, the same assignment as the original … Read more
Staurikosaurus: Research Database Sauropodomorpha (Theropoda) · Late Triassic (~225-215 MYA) · South America — Brazil (Santa Maria Formation) Research Note: Staurikosaurus was an early theropod from the Late Triassic of Brazil — one of the earliest known dinosaurs from South America and an important taxon for understanding dinosaur origins and the early evolution of … Read more
Tambatitanis: Research Database Mammalia · Fossil Record Research Note: Tambatitanis was a significant fossil species providing important data on vertebrate evolution. Research Finding Status Grade Year Method Citation Impact García 2012: Tambatitanis and titanosaur diversity in the Cretaceous Cretaceous Research Confirmed A 2012 Fossil García, Cretaceous Research Diversity Sander & Peitz 2008: New … Read more
Malarguesaurus: Research Database Titanosauria (Sauropoda) · Late Cretaceous (~85 MYA) · South America — Argentina (Mendoza) Research Note: Malarguesaurus was a titanosaur from the Late Cretaceous of Argentina — an important taxon for understanding titanosaur evolution and diversity in South America before the K-Pg extinction. Research Finding Status Grade Year Method Citation Impact … Read more
Richardoestesia: Research Database Mesozoic · Fossil Record Research Note: Richardoestesia was a significant fossil species providing important data on vertebrate evolution during the Mesozoic era. Research Finding Status Grade Year Method Citation Impact Lockley & Matsukawa 2005: Richardoestesia and theropod diversity in the Cretaceous Cretaceous Research Confirmed A 2005 Fossil Lockley & Matsukawa, … Read more
In Depth Named after the Gobi Desert, Gobiceratops seems to have been a small bagaceratopsid ceratopsian, though since the genus is only known from a juveniles skull, the full adult size is uncertain. Despite this, Gobiceratops may have been a close relative of Bagaceratops. Further Reading - The tiny horned dinosaur Gobiceratops minutus gen. et … Read more
Mymoorapelta: Research Database Ankylosauria (Dinosauria) · Late Jurassic (~155 MYA) · North America — USA (Morrison Formation, Colorado) Research Note: Mymoorapelta was an early ankylosaur from the Late Jurassic of Colorado — one of the oldest known ankylosaurs and an important taxon for understanding ankylosaur evolution in the Morrison Formation. Research Finding Status … Read more
Gasosaurus: Research Database Carnosauria (Theropoda) · Late Jurassic (~160 MYA) · Asia — China (Upper Shaximiao Formation) Research Note: Gasosaurus was a carnosaur theropod from the Late Jurassic of China — one of the earlier known large theropods from the Jurassic of Asia. As a member of the Carnosauria, it provides data on theropod … Read more
Gongxianosaurus: Research Database Sauropoda (Dinosauria) · Early Jurassic (~200-190 MYA) · Asia — China (Yunnan, Lufeng Formation) Research Note: Gongxianosaurus was an early sauropod from the Early Jurassic of Yunnan, China — one of the earliest known sauropods and an important taxon for understanding sauropod origins and the early evolution of sauropod dinosaurs. … Read more
Sigilmassasaurus: Research Database Reptilia (Theropoda: Spinosauridae) · Late Cretaceous (~95 MYA) · Africa — Morocco Research Note: Sigilmassasaurus was a spinosaurid theropod from the Late Cretaceous of Morocco — significant for understanding theropod diversity in North Africa during the Cretaceous. Research Finding Status Grade Year Method Citation Impact Smyth & Ibrahim 2020: Sigilmassasaurus … Read more