Alvarezsauridae is a family of small, long-legged dinosaurs. Although originally thought to represent the earliest known flightless birds, they are now...
22 KB (2,170 words) - 06:26, 20 May 2024
Alvarezsauroidea is a group of small maniraptoran dinosaurs. Alvarezsauroidea, Alvarezsauridae, and Alvarezsauria are named for the historian Gregorio Álvarez, not...
11 KB (1,320 words) - 10:13, 24 May 2024
pelvic girdle, and hindlimbs. Patagonykus has been classed with the Alvarezsauridae, a family which includes such taxa as the Mongolian Mononykus and the...
9 KB (703 words) - 16:50, 13 July 2024
the late Cretaceous period of Mongolia. It is a member of the family Alvarezsauridae, small coelurosaurian dinosaurs which are characterized by short but...
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represent a juvenile individual. Like other members of the family Alvarezsauridae, the forelimbs of Parvicursor were short and stubby, with hands all...
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lineages: Carcharodontosauridae, Abelisauridae, Tyrannosauridae, and Alvarezsauridae. Additionally, the second toes possess an enlarged claw, almost twice...
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Alberta, Canada: Implications for the systematics and ecology of the Alvarezsauridae". Cretaceous Research. 30 (1): 239–252. Bibcode:2009CrRes..30..239L...
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originally placed in the family Alvarezsauridae. Some studies have instead recovered Kol outside the Alvarezsauridae, more closely related to Avimimus...
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others specialized in various directions, becoming insectivorous (Alvarezsauridae), herbivorous (Therizinosauridae) and carnivorous (Tyrannosauroidea...
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its relative Shuvuuia feather traces were discovered, proving that Alvarezsauridae were among the theropod lineages with feathery or downy integument...
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feathers) †Alvarezsauroidea (small hunters with reduced forelimbs) †Alvarezsauridae (insectivores with only one enlarged digit) †Therizinosauria (tall...
284 KB (28,286 words) - 23:28, 15 July 2024
identified as a separate species. Albertonykus is the smallest known alvarezsauridae ever discovered in North America, measuring 1.1 m (3.6 ft) long and...
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Tyrannosauridae †Family Ornithomimidae Subdivision Maniraptora †Family Alvarezsauridae †Family Therizinosauridae †Infradivision Deinonychosauria †Family Troodontidae...
22 KB (1,568 words) - 13:57, 9 May 2024
Alberta, Canada: Implications for the systematics and ecology of the Alvarezsauridae". Cretaceous Research. 30 (1): 239–252. Bibcode:2009CrRes..30..239L...
71 KB (7,616 words) - 03:20, 16 July 2024
Chordata Clade: Dinosauria Clade: Saurischia Clade: Theropoda Family: †Alvarezsauridae Subfamily: †Parvicursorinae Genus: †Jaculinykus Species: †J. yaruui...
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denote the clade containing the sistergroups Ornithomimosauria and Alvarezsauridae — previously the latter had been contained within the former. However...
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; Clark, James M. (5 December 2002). "The Cretaceous, Short-Armed Alvarezsauridae: Mononykus and Its Kin". In Chiappe, Luis M.; Witmer, Lawrence M. (eds...
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well-developed notch. As in Maniraptora, Oviraptorosauria and other Alvarezsauridae, the acromion is subtriangular in shape. The glenoid fossa is oriented...
27 KB (2,768 words) - 16:30, 13 July 2024
Achillesaurus Aorun? Bannykus Bonapartenykus Haplocheirus Patagonykus Shishugounykus Tugulusaurus? Xiyunykus Alvarezsauridae...
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Alvarezsauridae (Shuvuuia) – plumulaceous feathers...
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maniraptoran. In a 2011 classification, Tom Holtz assigned Bradycneme to the Alvarezsauridae along with Heptasteornis. Harrison & Walker (1975) Brodkorb (1978):...
6 KB (536 words) - 12:02, 14 June 2024
Alberta, Canada: Implications for the systematics and ecology of the Alvarezsauridae". Cretaceous Research. 30 (1): 239–252. Bibcode:2009CrRes..30..239L...
38 KB (2,197 words) - 18:18, 8 July 2024
Achillesaurus Aorun? Bannykus Bonapartenykus Haplocheirus Patagonykus Shishugounykus Tugulusaurus? Xiyunykus Alvarezsauridae...
39 KB (4,408 words) - 19:02, 14 July 2024
Achillesaurus Aorun? Bannykus Bonapartenykus Haplocheirus Patagonykus Shishugounykus Tugulusaurus? Xiyunykus Alvarezsauridae...
18 KB (1,628 words) - 01:32, 30 June 2024
Achillesaurus Aorun? Bannykus Bonapartenykus Haplocheirus Patagonykus Shishugounykus Tugulusaurus? Xiyunykus Alvarezsauridae...
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clade within Maniraptora in 2009, bracketed by Ornithomimosauria and Alvarezsauridae. Despite the additional fossil material, the interrelations within...
53 KB (5,562 words) - 11:11, 8 April 2024
Achillesaurus Aorun? Bannykus Bonapartenykus Haplocheirus Patagonykus Shishugounykus Tugulusaurus? Xiyunykus Alvarezsauridae...
9 KB (796 words) - 18:37, 3 June 2024
Achillesaurus Aorun? Bannykus Bonapartenykus Haplocheirus Patagonykus Shishugounykus Tugulusaurus? Xiyunykus Alvarezsauridae...
33 KB (3,463 words) - 15:17, 4 July 2024
Achillesaurus Aorun? Bannykus Bonapartenykus Haplocheirus Patagonykus Shishugounykus Tugulusaurus? Xiyunykus Alvarezsauridae...
19 KB (2,055 words) - 20:02, 3 July 2024