搜索结果: 1-8 共查到“地质学 extinct”相关记录8条 . 查询时间(0.092 秒)
Rare lichen unique to Florida discovered in museum collection, may be extinct（图）
Rare lichen unique Florida discovered museum collection may be extinct
2021/1/28
Scientists have found a new species of fleshy verdigris lichen, thanks to DNA analysis of museum specimens. Misidentified by its original collectors, the lichen is only known from 32 specimens collect...
Earliest example of a rapid-fire tongue found in 'weird and wonderful' extinct amphibians（图）
Earliest example rapid-fire tongue extinct amphibians
2020/11/20
Fossils of bizarre, armored amphibians known as albanerpetontids provide the oldest evidence of a slingshot-style tongue, a U.S. National Science Foundation-funded study published in Sc...
Body size of the extinct megalodon shark is off the charts（图）
Body siz extinct megalodon shark off the charts
2020/10/16
A new study shows that the body size of the iconic gigantic or megatooth shark, about 15 meters (50 feet) in length, was indeed anomalously large compared to the body sizes of its relatives.Formally c...
Ancient teeth from Peru hint that now-extinct monkeys crossed the Atlantic from Africa（图）
Ancient teeth Peru now-extinct monkeys crossed Atlantic Africa
2020/4/17
Four fossilized monkey teeth discovered deep in the Peruvian Amazon provide new evidence that more than one group of ancient primates journeyed across the Atlantic Ocean from Africa, according to work...
Extinct Caribbean bird yields DNA after 2,500 years in watery grave（图）
Extinct Caribbean bird yields DNA 2,500 years watery grave
2019/10/21
Scientists have recovered the first genetic data from an extinct bird in the Caribbean, thanks to the remarkably preserved bones of a Creighton's caracara in a flooded sinkhole on Great Abaco Island i...
New research suggests that the feeding strategy of Kolponomos, a 'marine bear' that lived about 20 million years ago and ate a diet similar to that of modern otters, was strangely similar to a very di...
Bighorn sheep went extinct on desert island in Gulf of California, study finds
Bighorn sheep extinct desert island Gulf of California
2014/3/28
RIVERSIDE, Calif. — Using ancient DNA analysis and other techniques, a research team led by conservation biologists at the University of California, Riverside has determined that bighorn sheep, so nam...
Anew species of extinct bullhead sharks,Paracestracion viohli sp. nov.(Neoselachii, Heterodontiformes),from the Upper Jurassic of South Germany
Heterodontidae Late Jurassic Schamhaupten Diversity
2009/10/20
The early history of heterodontid sharks is documented mainly by isolated teeth. So far, three different heterodontid genera have been recorded from the Jurassic: Proheterodontus from theMiddle Jurass...