Category
page 1Cretaceous China
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Confuciusornis
Confuciusornis is a genus of basal crow-sized avialan confuciusornithid theropod dinosaur from the Early Cretaceous Period of the Yixian and Jiufotang Formations of China, dating from 125 to 120 million years ago. Like modern birds, Confuciusornis had a toothless beak, but closer and later relatives of modern birds such as Hesperornis and Ichthyornis were toothed, indicating that the loss of teeth occurred convergently in Confuciusornis and living birds. It was thought to be the oldest known bird to have a beak, though this title now belongs to an earlier relative Eoconfuciusornis. It was name
Gobiconodon
Gobiconodon is an extinct genus of carnivorous mammals (or possibly non-mammalian mammaliaforms) belonging to the family Gobiconodontidae. Undisputed records of Gobiconodon are restricted to the Early Cretaceous of Asia and North America, but isolated teeth attributed to the genus have also been described from formations in England and Morocco dating as far back as the Middle Jurassic. Species of Gobiconodon varied considerably in size, with G. ostromi, one of the larger species, being around the size of a modern Virginia opossum. Like other gobiconodontids, it possessed several speciations to
Yixian Formation
geological formation in China
Dendrorhynchoides
Dendrorhynchoides is a genus of anurognathid pterosaur. It contains only the holotype species, D. curvidentatus, which was likely recovered from the Early Cretaceous Yixian Formation of Jinzhou, Liaoning Province, China.
Jiufotang Formation
geological formation in Liaoning, China
Akidolestes
Akidolestes is an extinct genus of mammals of the family Spalacotheriidae, a group of mammals related to therians (the subclass containing marsupials and placentals).
Hamipterus
Hamipterus is an extinct genus of pteranodontoid pterosaurs from the Early Cretaceous Shengjinkou Formation of northwestern China. It is a monotypic genus known from a single species, the type species, H. tianshanensis.
Sinamia
Sinamia is an extinct genus of freshwater amiiform fish which existed in China, Japan, South Korea and North Korea during the Early Cretaceous period. Like the related bowfin, it has an elongated low-running dorsal fin, though this was likely convergently evolved.
Sichuanosuchus
Sichuanosuchus is an extinct genus of crocodyliform from the Late Jurassic and possibly Early Cretaceous of China.
Shanweiniao cooperorum
Shanweiniao is a genus of long-snouted enantiornithean birds from Early Cretaceous China. One species is known, Shanweiniao cooperorum. There is one known fossil, a slab and counterslab. The fossil is in the collection of the Dalian Natural History Museum, and has accession number DNHM D1878/1 and DNHM1878/2. It was collected from the Lower Cretaceous Dawangzhengzi Beds, middle Yixian Formation, from Lingyuan in the Liaoning Province, China.
Berriasella
Berriasella is a discoidal evolute perisphinctacean ammonite, and type genus for the neocomitid subfamily Berriasellinae. Its ribbing is distinct, consisting of both simple and bifurcated ribs that extend from the umbilical seam across the venter; its whorl section generally compressed, the venter more or less narrowly rounded. The species Berriasella jacobi traditionally has been regarded an index fossil defining the base of the Cretaceous, however since 2016 this had been replaced by the first occurrence of Calpionella alpina. Some authors regard B. jacobi as instead belonging to the genus S
Chiappeavis
Chiappeavis is a genus of enantiornithean bird from Early Cretaceous of northeastern China. The only species is Chiappeavis magnapremaxillo. Chiappeavis is classified within the family Pengornithidae. It is known from a single, almost complete skeleton including feather impressions discovered in the Jiufotang Formation of the Jehol Group. Long feathers formed a fan-shaped tail that was probably employed in flight.
Chromeornis
Chromeornis (; ) is an extinct genus of longipterygid enantiornithean bird known from the Early Cretaceous (Aptian age) Jiufotang Formation of China. The genus contains a single species, Chromeornis funkyi, known from most of an articulated skeleton preserved on a slab and counterslab. This specimen was found with a mass of gastroliths in the esophagus, but these were likely not the gizzard stones expected in the gizzard of some birds. Instead, they may have been the result of an illness, with the animal dying after attempting to regurgitate them.
Nanxiong Formation
geological formation in China
Wangshi Group
geological group in Shandong, China
Pterygornis
Pterygornis is an extinct monotypic genus of enantiornithean dinosaur that lived in East Asia during the Aptian stage of the Early Cretaceous epoch.
Iren Dabasu Formation
stratigraphic Unit in Inner Mongolia
Fossiomanus
Fossiomanus is an extinct genus of tritylodontid mammaliamorphs from the Early Cretaceous of China. It includes one species, F. sinensis, which is known from a single nearly complete skeleton from the Aptian Jiufotang Formation. Features of its limbs and vertebrae indicate that Fossiomanus was adapted towards a fossorial lifestyle.
Xingezhuang Formation
geologic formation in China
Acanthodiscus
Acanthodiscus is an extinct ammonoid cephalopod genus from the order Ammonitida and included in the persphinctacean family Berriasellidae. The type species, named by Bruguière, 1792, is Acanthodiscus radiatus.
Spheroolithus
Spheroolithus is an oogenus of dinosaur egg.
Lingyuanopterus
Lingyuanopterus () is a genus of istiodactylid pterosaur from the Aptian age Jiufotang Formation in western Liaoning, China. The type and only species is L. camposi, known from the holotype specimen IVPP V 17940 a near complete skull, mandible and atlas-axis complex.