9949 Brontosaurus
This minor planet was named after Brontosaurus, a gigantic quadruped sauropod dinosaurs, which walked on all four legs and lived in the Upper Jurassic. Adult individuals measured up to 20 meters and had a weight of up to 20 tons. Many Fossils have been found in the United States. Brontosaurus is one of the best-known dinosaurs. The official naming citation was published by the Minor Planet Center on 20 November 2002 ().
Brachyopoidea
Some large brachiopoids, such as "Siderops" and "Koolasuchus", grew to lengths of around . However, an unnamed Late Triassic or Early Jurassic brachiopoid from Lesotho in southern Africa is estimated to have been far larger. At an estimated , the brachiopoid from Lesotho is one of the largest amphibians "sensu lato" ever known. This estimate is based on a single jaw fragment found in 1970 by a French expedition near Alwynskop in Quthing.