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It has been described as its own genus, [4] or as a species of Allosaurus: Allosaurus maximus. [7] A review of basal tetanurans in 2004 and Carrano et al.'s comprehensive 2012 analysis of Tetanurae accepted Saurophaganax as a distinct genus. [8] [9] Possible Saurophaganax material from New Mexico may clear up the status of the genus. [10]
Temnodontosaurus (meaning "cutting-tooth lizard") is an extinct genus of large ichthyosaurs that lived during the Lower Jurassic in what is now Europe and possibly Chile.The first known fossil is a specimen consisting of a complete skull and partial skeleton discovered on a cliff by Joseph and Mary Anning around the early 1810s in Dorset, England.
Turntable video of an adult male specimen at Naturalis Biodiversity Center. The passenger pigeon was sexually dimorphic in size and coloration. It weighed between 260 and 340 g (9.2 and 12.0 oz). [34] The adult male was about 390 to 410 mm (15.4 to 16.1 in) in length. [35] It had a bluish-gray head, nape, and hindneck.
The following is a list of GCE Ordinary Level subjects offered by Cambridge International Examinations (CAIE).You can choose from more than 40 subjects in any combination. [1]
On July 17, 2024, a nearly complete, 27-foot (8.2m) long Stegosaurus skeleton, nicknamed "Apex", fetched $44.6m (£34m) at a Sotheby's auction in New York City–the most ever paid for a fossil. [33] The specimen had been discovered in 2022 on private land in Colorado and so could be sold to a private owner.
Individuals of the genus Styracosaurus were approximately 5–5.5 metres (16–18 ft) long as adults and weighed about 1.8–2.7 metric tons (2.0–3.0 short tons). [ 17 ] [ 18 ] The skull was massive, with a large nostril , a tall straight nose horn, and a parietal squamosal frill (a neck frill ) crowned with at least four large spikes.
Illustration of specimen YPM 1871E, the horn cores that were erroneously attributed to Bison alticornis, the first named specimen of Triceratops. The first named fossil specimen now attributed to Triceratops is a pair of brow horns attached to a skull roof that were found by George Lyman Cannon near Denver, Colorado, in the spring of 1887. [3]
ProAves's suggested English name also honours Fenwick, while the Spanish common name Tororoi de Urrao is given after the municipality of Urrao, where the bird is found. [5] Tororoi is a general Spanish name used for most antpitta species. [12] The creation of a type specimen without killing an individual follows the policy of the ABC. [13]