javelina formation造句

• The "'Javelina Formation "'is a geological formation in Texas.
• The boundary with the underlying Javelina Formation has been estimated at about 66.5 million years old.
• Possible " Troodon " teeth have been found in the lower Javelina Formation of Texas and the Naashoibito Member of the Kirtland Formation in New Mexico.
• This discovery is significant paleontologically because ceratopsian dinosaur remains occur only rarely in the Javelina Formation, and " Bravoceratops " provides useful temporal and paleobiogeographic data to researchers about the proliferation of chasmosaurines from Edmontonian to Lancian time during the Late Cretaceous.
• Since the 1930s, Barnum Brown described that an unsubscribed species of " Kritosaurus " had inhabited the late Maastrichtian Ojo Alamo Formation, the Javelina Formation in Texas and the El Picacho Formation, which was a flood plain type environment at the time of the Cretaceous.
• Researchers have claimed that distinct juvenile torosaurs have been excavated from a bonebed in the Javelina Formation of Big Bend National Park, basing their identification as " Torosaurus " cf . " utahensis " on their proximity to an adult with a characteristic " Torosaurus " parietal.
• ""'Bravoceratops " "'is an extinct genus of large chasmosaurine ceratopsid dinosaur that lived approximately 70 million years ago, and is known from the Late Cretaceous Javelina Formation in what is now Texas, United States . " Bravoceratops " was a relatively large and heavily built, quadrupedal ground-dwelling herbivore.
• Edmontosaurin specimens from the Prince Creek Formation of Alaska formerly assigned to " Edmontosaurus " sp . have been given their own genus and species name, " Ugrunaaluk kuukpikensis " . " Edmontosaurus " was also reported from the Javelina Formation of Big Bend National Park, western Texas based on TMM 41442-1, but was later referred to " Kritosaurus cf . navajovius " by Wagner ( 2001 ), before being assigned to " Kritosaurus " sp . by Lehman et al . ( 2016 ).