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Geologic time scale Reference Libraries

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Qiaowanlong
2011-01-03 18:03:01

Qiaowanlong is a genus of sauropod dinosaur from the Albian stage of the Early Cretaceous Period (100 million years ago). It was discovered in the Yujinzi Basin of Gansu, China in 2007. It came from the geological formation called the Xinminpu Group. Qiaowanlong is known from articulated cervical (neck) vertebrae and a right pelvic girdle, as well as several unidentified bone fragments. It...

Qantassaurus
2011-01-03 17:56:44

Qantassaurus is a genus of ornithopod dinosaur from the late Aptian to early Albian age of the Early Cretaceous Period (115 million years ago). It lived in Australia when the continent was still south of the Antarctic Circle, and was still part of the supercontinent Gondwana. Qantassaurus was discovered in 1996 during the third annual field season of the Dinosaur Dreaming Project, a dig...

Sonorasaurus
2010-12-14 22:51:52

Sonorasaurus, meaning "Sonora lizard," is a genus of brachiosaurid dinosaur from the Albian to Cenomanian stages of the Mid Cretaceous Period (112 to 93 million years ago). Its name was derived from the Sonoran Desert in Arizona where its fossils were first found. The remains were discovered by geology student Richard Thompson, in 1995. Dating of the discovery makes Sonorasaurus the first...

Santanaraptor
2010-09-16 16:54:13

Santanaraptor, meaning "Santana Formation thief", is a genus of theropod dinosaur from the Albian or Aptian stage of the Early Cretaceous Period (108 million years ago). It lived in what is now South America. When first discovered, Santanaraptor was thought to be a maniraptoran theropod. However, it is now thought to be a primitive coelurosaur based on features present on the femur. The...

Xiongguanlong
2010-09-08 17:59:47

Xiongguanlong, named after the city of Jiayuguan in northwestern China, is a genus of tyrannosauroid dinosaur from the Aptian to Albian ages of the Early Cretaceous Period (100 to 125 million years ago). The type species, X. baimoensis, was described in 2009 by a group of researchers from China and the USA. The species name, baimoensis, means "white ghost", after "white ghost castle", a...

Qiaowanlong
2010-07-27 12:11:43

Qiaowanlong was a genus of sauropod dinosaur from the Albian stage of the Early Cretaceous Period (100 million years ago). It was discovered in 2007 in the Yujinzi Basin of Gansu, China. It was first described in 2009 in the Proceedings of the Royal Society B. The type species is Q. kangxii. The only known specimen consists of cervical vertebrae, a right pelvic bone and several unidentified...

Agustinia
2010-02-02 15:02:34

Agustinia is a genus of sauropod dinosaur from the late Aptian to Albian ages of the Early Cretaceous Period (116 to 100 million years ago) that lived in what is now South America. It was discovered in the Lohan Cura Formation of Neuquen Province, Argentina. It is named for the one who discovered the fossil, Agustin Martinelli. It was originally named Agustia in 1998, however this name was...

Jobaria
2010-02-02 13:24:39

Jobaria is a genus of sauropod dinosaur from the Early Cretaceous Period (Aptian-Albian age). It was named after the "Jobar", a creature from local legends. It was discovered in the Sahara Desert in 1997, and is one of the most complete Cretaceous sauropods. Although occurring late in the dinosaur world, Jobaria seemed to be a very primitive sauropod. Jobaria is believed to have been about...

Limaysaurus
2010-02-02 13:09:24

Limaysaurus is a genus of sauropod dinosaur from the Early Cretaceous Period of northwestern Patagonia. It is known from only a single species, L. tessonei, which was originally referred to the genus Rebbachisaurus. The holotype was discovered in 1988 by Lieto F. Tessone and named for him. Other fossils were collected between 1995 and 2002 in bone beds that date back to the Aptian-Albian...

Wegener Alfred Lothar
2013-03-16 00:00:00

Alfred Lothar Wegener (November 1, 1880 "“ November 2, 1930) was a German scientist, geologist, and meteorologist. He is best known for establishing the theory of the continental drift. His 1915 theory of continental drift surmised that the continents were slowly floating around the Earth. Most of his basis was strictly circumstantial evidence, and further he was not able to exhibit a...

Word of the Day
jument
  • A beast of burden; also, a beast in general.
'Jument' ultimately comes from the Latin 'jugum,' yoke.
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