Fossils were found in Bahariya Oasis, Egypt. Paralititan was named by Joshua B. Smith, Lamanna, Lacovara, Dodson, Smith, Poole, Giegengack and Attia in 2001. Compare with allopatric speciation and sympatry . Compare with allopatry and sympatry . These are incomplete groups based primarily on physical characteristics rather than directly on evolutionary relationships.
Parasitism is a type of symbiosis .
A paratype is all of the specimens of the type series of a species or subspecies other than the holotype . These amniotes were early anapsids . Fossils have been found in Europe, Asia, and Africa. Some Pareiasaurs include Bradysaurus , Scutosaurus, and Anthodon. Parksosaurus was named by paleontologist Chas.