Agilisaurus: a small Middle Jurassic ornithischian from eastern Asia Agilisaurus Agilisaurus is a small, agile ornithischian dinosaur from the Middle Jurassic of eastern Asia. Known from relatively complete remains discovered in Sichuan, it helps illuminate ear…
Allosauroidae: the allosauroid theropods Allosauroidae Allosauroidae were a diverse clade of large theropod dinosaurs known from the Middle Jurassic to the Late Cretaceous. This article outlines their traits, history, notable genera, a…
Ankylosauria: the armored, herbivorous dinosaurs with bony plates and tail clubs Ankylosauria Ankylosauria were heavily armored, quadrupedal herbivorous dinosaurs of Ornithischia. Known for osteoderms, tail clubs (in some), and worldwide fossil distribution from the Middle…