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Mount Kirkpatrick () is a lofty, generally ice-free mountain in Queen Alexandra Range west of Mount Dickerson. At it is the highest point in the Queen Alexandra Range, Antarctica.


Exploration and name

Mount Kirkpatrick was discovered and named by the British Antarctic Expedition, 1907–1909. It was named for a
Glasgow Glasgow is the Cities of Scotland, most populous city in Scotland, located on the banks of the River Clyde in Strathclyde, west central Scotland. It is the List of cities in the United Kingdom, third-most-populous city in the United Kingdom ...
businessman, who was one of the original supporters of the expedition.


Location

Mount Kirkpatrick is in the central Queen Alexandra Range to the south of Grindley Plateau, north of the Adams Mountains and northeast of the Marshall Mountains. Prebble Glacier forms on its west slopes and flows west to Lennox-King Glacier. Mount Dickerson is to its east and Decennial Peak to its south. Martin Ridge extends southwest from Decennial Peak to the head of
Berwick Glacier The Beardmore Glacier in Antarctica is one of the largest valley glaciers in the world, being long and having a width of . It descends about from the Antarctic Plateau to the Ross Ice Shelf and is bordered by the Commonwealth Range of the Queen ...
.


Fossil site

Mount Kirkpatrick holds one of the most important fossil sites in Antarctica, the
Hanson Formation The Hanson Formation (also known as the Shafer Peak Formation) is a geologic formation on Mount Kirkpatrick and north Victoria Land, Ross Dependency, Antarctica. It is one of the two major dinosaur-bearing rock groups found on Antarctica to date; ...
. Because Antarctica used to be warmer and supported dense
conifer Conifers () are a group of conifer cone, cone-bearing Spermatophyte, seed plants, a subset of gymnosperms. Scientifically, they make up the phylum, division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a sin ...
and
cycad Cycads are seed plants that typically have a stout and woody (ligneous) trunk (botany), trunk with a crown (botany), crown of large, hard, stiff, evergreen and (usually) pinnate leaves. The species are dioecious, that is, individual plants o ...
forest, and because all the continents were fused into a giant supercontinent called
Pangaea Pangaea or Pangea ( ) was a supercontinent that existed during the late Paleozoic and early Mesozoic eras. It assembled from the earlier continental units of Gondwana, Euramerica and Siberia during the Carboniferous period approximately 335 mi ...
, many ancient Antarctic wildlife share relatives elsewhere in the world. Among these creatures are tritylodonts, herbivorous mammal-like reptiles that are prevalent elsewhere at the time. A
crow A crow is a bird of the genus ''Corvus'', or more broadly, a synonym for all of ''Corvus''. The word "crow" is used as part of the common name of many species. The related term "raven" is not linked scientifically to any certain trait but is rathe ...
-sized
pterosaur Pterosaurs are an extinct clade of flying reptiles in the order Pterosauria. They existed during most of the Mesozoic: from the Late Triassic to the end of the Cretaceous (228 million to 66 million years ago). Pterosaurs are the earli ...
has been identified. In addition to these finds, numerous
dinosaur Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic Geological period, period, between 243 and 233.23 million years ago (mya), although the exact origin and timing of the #Evolutio ...
remains have been uncovered. Fossils of dinosaurs resembling ''
Plateosaurus ''Plateosaurus'' (probably meaning "broad lizard", often mistranslated as "flat lizard") is a genus of plateosaurid dinosaur that lived during the Late Triassic period, around 214 to 204 million years ago, in what is now Central and Northern Eu ...
'', ''
Coelophysis ''Coelophysis'' ( Traditional English pronunciation of Latin, traditionally; or , as heard more commonly in recent decades) is a genus of coelophysid Theropoda, theropod dinosaur that lived Approximation, approximately 215 to 201.4 million y ...
'', and ''
Dilophosaurus ''Dilophosaurus'' ( ) is a genus of theropod dinosaurs that lived in what is now North America during the Early Jurassic, about 186 million years ago. Three skeletons were discovered in northern Arizona in 1940, and the two best preserv ...
'' were excavated. Mount Kirkpatrick holds the first dinosaur scientifically named on the continent: the large predatory ''
Cryolophosaurus ''Cryolophosaurus'' ( or ; ) is a genus of large theropod dinosaur known from only a single species, ''Cryolophosaurus ellioti'', from the Early Jurassic of Antarctica. It was one of the largest theropods of the Early Jurassic, with the subadult ...
''. In 2004, scientists have even found partial remains of a large
sauropod Sauropoda (), whose members are known as sauropods (; from '' sauro-'' + '' -pod'', 'lizard-footed'), is a clade of saurischian ('lizard-hipped') dinosaurs. Sauropods had very long necks, long tails, small heads (relative to the rest of their b ...
plant-eating dinosaur. ''
Glacialisaurus ''Glacialisaurus'' is a genus of sauropodomorph dinosaur from the Early Jurassic period (geology), period of Antarctica. It is known from two specimens; the holotype (name-bearing specimen), a partial Tarsus (skeleton), tarsus (ankle) and Metata ...
hammeri'', an herbivorous dinosaur thought to be around long and weighing perhaps 4-6 tons, was also identified from fossils on Mount Kirkpatrick in 2007, the only known site of ''Glacialisaurus hammeri''.Science Daily 12 December 2007
/ref>


Features

Nearby features include:


Fleming Summit

. A peak rising to over high, west of Mount Kirkpatrick. Named by the United States
Advisory Committee on Antarctic Names The Advisory Committee on Antarctic Names (ACAN or US-ACAN) is an advisory committee of the United States Board on Geographic Names responsible for recommending commemorative names for features in Antarctica. History The committee was established ...
(US-ACAN) in 1995 after Thomas H. Fleming, geologist, Ohio State University, who conducted field research in this area, 1985-86 and 1990-91.


Mount Dickerson

. A prominent mountain, high, standing east of Mount Kirkpatrick. Named by the US-ACAN for Lieutenant Commander Richard G. Dickerson, United States Navy, VX-6 aircraft commander during United States Navy
Operation Deep Freeze Operation Deep Freeze is the code name for a series of United States missions to Antarctica, beginning with "Operation Deep Freeze I" in 1955–56, followed by "Operation Deep Freeze II", "Operation Deep Freeze III", and so on. (There was an init ...
, 1964.


Decennial Peak

. A peak high situated southwest of Mount Kirkpatrick. Mapped by the
United States Geological Survey The United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the U.S. Department of the Interior whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on Mar ...
(USGS) from surveys and United States Navy air photos, 1958-65. Named by US-ACAN in recognition of the Decennial of the Institute of Polar Studies, Ohio State University, in 1970, the same year the University celebrated its Centennial. The University and the Institute have been very active in Antarctic investigations since 1960.


Martin Ridge

. A broad ice-covered ridge bordering the west side of upper Moody Glacier. Named by US-ACAN for Major Wilbur E. Martin, United States Army, in charge of trail operations during United States Navy
Operation Deep Freeze Operation Deep Freeze is the code name for a series of United States missions to Antarctica, beginning with "Operation Deep Freeze I" in 1955–56, followed by "Operation Deep Freeze II", "Operation Deep Freeze III", and so on. (There was an init ...
, 1963.


References


Sources

* * * * {{DEFAULTSORT:Kirkpatrick, Mount Mountains of the Ross Dependency Four-thousanders of Antarctica Mount Kirkpatrick Mount Kirkpatrick