Apatosaurus "Apatosaurus" may have been more solitary than other Morrison Formation dinosaurs. Fossils of the genus have only been found in the upper levels of the formation. Those of "Apatosaurus ajax" are known exclusively from the upper Brushy Basin Member, about 152–151 mya. "A.louisae" fossils are rare, known only from one site in the upper Brushy Basin Member; they date to the late Kimmeridgian stage, about 151mya. Additional "Apatosaurus" remains are known from similarly aged or slightly younger rocks, but they have not been identified as any particular species, and thus may instead belong to "Brontosaurus". The Morrison Formation records a
The Known World The Known World The Known World is a 2003 historical novel by Edward P. Jones. Set in Virginia during the antebellum era, it examines the issues regarding the ownership of black slaves by both white and black Americans. The book was published to widespread acclaim from literary critics, with much praise directed at its story and Jones' prose. In particular, his ability to intertwine stories within stories received great praise from "The New York Times". The narration of "The Known World" is from the perspective of an omniscient figure who doesn't voice judgment. This allows the reader to experience the