Conkling Cavern is a

paleontological Paleontology (), also spelled palaeontology or palæontology, is the scientific study of life that existed prior to, and sometimes including, the start of the Holocene epoch (geology), epoch (roughly 11,700 years before present). It includes t ...

and

archaeological Archaeology or archeology is the scientific study of human activity through the recovery and analysis of material culture. The archaeological record consists of artifacts, architecture, biofacts or ecofacts, sites, and cultural landscap ...

site located in

Doña Ana County Don (; ; pt, Dom, links=no ; all from Latin ', roughly 'Lord'), abbreviated as D., is an honorific prefix primarily used in Spain and Hispanic America, and with different connotations also in Italy, Portugal and its former colonies, and Croatia ...

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ker ...

. It was excavated in the late 1920s under the direction of

Chester Stock Chester Stock (28 January 1892 – 7 December 1950) was an American paleontologist who specialized in the Pleistocene mammalian fauna of the Rancho La Brea tar pits. He served as a professor of geology at the California Institute of Technology, ...

. Unfortunately, Stock never published the

fossil A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...

fauna from the excavations. Instead, R. P. Conkling, who had drawn scientific attention to the site, published very preliminary lists of mammals identified by Stock and birds identified by Howard. Several authors have done research on portions of the recovered fossil

fauna Fauna is all of the animal life present in a particular region or time. The corresponding term for plants is ''flora'', and for fungi, it is '' funga''. Flora, fauna, funga and other forms of life are collectively referred to as '' biota''. Zoo ...

. Excavated before modern dating techniques were developed, little is known about the chronology except some apparently is

Holocene The Holocene ( ) is the current geological epoch. It began approximately 11,650 cal years Before Present (), after the Last Glacial Period, which concluded with the Holocene glacial retreat. The Holocene and the preceding Pleistocene togethe ...

and much is

Pleistocene The Pleistocene ( , often referred to as the ''Ice age'') is the geological Epoch (geology), epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was fina ...

in age. The site is located on the east side of Bishop's Cap, an outlier of the

Organ Mountains The Organ Mountains (also known as La Sierra de los Órganos) are a rugged mountain range in southern New Mexico in the Southwestern United States. Organ Mountains–Desert Peaks National Monument was declared a national monument on May 21, 2014 ...

. The entrance to the cavern is essentially vertical. The cave was described by Conkling as having been filled originally to 8 feet below the entrance. A vertical section of the cave is pictured in the Conkling paper from a photograph of an exhibit that had been displayed at the

Natural History Museum of Los Angeles County The Natural History Museum of Los Angeles County is the largest natural and historical museum in the western United States. Its collections include nearly 35 million specimens and artifacts and cover 4.5 billion years of history. This large coll ...

. The Conkling Cavern material was deposited at that museum. Some additional material has since been recovered from spoil from the original excavations and is housed in the Paleobiology Collection, UTEP Biodiversity Collections, Department of Biological Sciences, and

Centennial Museum and Chihuahuan Desert Gardens The Centennial Museum and Chihuahuan Desert Gardens is a cultural history and natural history museum on the campus of the University of Texas at El Paso in El Paso, Texas, United States.The museum was built in 1963 to commemorate the centenary o ...

University of Texas at El Paso The University of Texas at El Paso (UTEP) is a public research university in El Paso, Texas. It is a member of the University of Texas System. UTEP is the second-largest university in the United States to have a majority Mexican American stud ...

. The faunal list includes identifications from all known collections. Fragments of two humans were recovered, including parts of two skulls. One of these was at a depth of about 12 feet and the other at about 26 feet, about 26 inches beneath a layer of consolidated

sandstone Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks. Most sandstone is composed of quartz or feldspar (both silicates) ...

. The upper skull part was close to the

ungual An ungual (from Latin ''unguis'', i.e. ''nail'') is a highly modified distal toe bone which ends in a hoof, claw, or nail. Elephants and ungulates have ungual phalanges, as did the sauropods and horned dinosaurs. A claw is a highly modified ungual ...

phalanges The phalanges (singular: ''phalanx'' ) are digital bones in the hands and feet of most vertebrates. In primates, the thumbs and big toes have two phalanges while the other digits have three phalanges. The phalanges are classed as long bones. ...

of a

sloth Sloths are a group of Neotropical xenarthran mammals constituting the suborder Folivora, including the extant arboreal tree sloths and extinct terrestrial ground sloths. Noted for their slowness of movement, tree sloths spend most of their li ...

. Gnawed human bones were found deeper in what was thought to be a

dire wolf The dire wolf (''Aenocyon dirus'' ) is an extinct canine. It is one of the most famous prehistoric carnivores in North America, along with its extinct competitor ''Smilodon''. The dire wolf lived in the Americas and eastern Asia during the Lat ...

den. Names have been changed to the current

nomenclature Nomenclature (, ) is a system of names or terms, or the rules for forming these terms in a particular field of arts or sciences. The principles of naming vary from the relatively informal naming conventions, conventions of everyday speech to the i ...

. Keep in mind that identifications are tentative and some may be Holocene rather than Pleistocene.

Fauna

Reptilia *

Tortoise Tortoises () are reptiles of the family Testudinidae of the order Testudines (Latin: ''tortoise''). Like other turtles, tortoises have a turtle shell, shell to protect from predation and other threats. The shell in tortoises is generally hard, ...

Snake Snakes are elongated, Limbless vertebrate, limbless, carnivore, carnivorous reptiles of the suborder Serpentes . Like all other Squamata, squamates, snakes are ectothermic, amniote vertebrates covered in overlapping Scale (zoology), scales. Ma ...

Aves * ''

Branta canadensis The Canada goose (''Branta canadensis''), or Canadian goose, is a large wild goose with a black head and neck, white cheeks, white under its chin, and a brown body. It is native to the arctic and temperate regions of North America, and it is ...

'' * '' Cathartes aura'' * †''

Coragyps occidentalis ''Coragyps occidentalis'', the Pleistocene black vulture, is an extinct species of New World vulture that lived throughout North and South America during the Pleistocene. It was formerly thought to be the ancestor to the modern black vulture (''C ...

'' * ''

Gymnogyps californianus The California condor (''Gymnogyps californianus'') is a New World vulture and the largest North American land bird. It became extinct in the wild in 1987 when all remaining wild individuals were captured, but has since been reintroduced to nort ...

'' * ''

Buteo jamaicensis The red-tailed hawk (''Buteo jamaicensis'') is a bird of prey that breeds throughout most of North America, from the interior of Alaska and northern Canada to as far south as Panama and the West Indies. It is one of the most common members with ...

'' * ''

Buteo swainsoni Swainson's hawk (''Buteo swainsoni'') is a large bird species in the Accipitriformes order. This species was named after William Swainson, a British naturalist. It is colloquially known as the grasshopper hawk or locust hawk, as it is very fond ...

'' * '' Haliaeetus leucocephalus'' * ''

Aquila chrysaetos The golden eagle (''Aquila chrysaetos'') is a bird of prey living in the Northern Hemisphere. It is the most widely distributed species of eagle. Like all eagles, it belongs to the family Accipitridae. They are one of the best-known birds of ...

'' * '' Caracara cheriway prelutosus'' * '' Falco sparverius'' * ''

Centrocercus urophasianus The greater sage-grouse (''Centrocercus urophasianus''), also known as the sagehen, is the largest grouse (a type of bird) in North America. Its range is sagebrush country in the western United States and southern Alberta and Saskatchewan, Canad ...

'' * '' Callipepla'' ? ''gambeli'' * '' Meleagris gallopavo'' * †'' Geococcyx californianus conklingi'' * ''

Tyto alba The barn owl (''Tyto alba'') is the most widely distributed species of owl in the world and one of the most widespread of all species of birds, being found almost everywhere except for the polar and desert regions, Asia north of the Himalay ...

'' * ''

Speotyto cunicularia The burrowing owl (''Athene cunicularia''), also called the shoco, is a small, long-legged true owl, owl found throughout open landscapes of North and South America. Burrowing owls can be found in grasslands, rangelands, agricultural areas, deser ...

'' * ''

Asio otus The long-eared owl (''Asio otus''), also known as the northern long-eared owlOlsen, P.D. & Marks, J.S. (2019). ''Northern Long-eared Owl (Asio otus)''. In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook o ...

'' * ''

Colaptes auratus The northern flicker or common flicker (''Colaptes auratus'') is a medium-sized bird of the woodpecker family. It is native to most of North America, parts of Central America, Cuba, and the Cayman Islands, and is one of the few woodpecker spec ...

'' * ''

Eremophila alpestris The horned lark or shore lark (''Eremophila alpestris'') is a species of lark in the family Alaudidae found across the northern hemisphere. It is known as "horned lark" in North America and "shore lark" in Europe. Taxonomy, evolution and system ...

'' * ''

Corvus corax The common raven (''Corvus corax'') is a large all-black passerine bird. It is the most widely distributed of all corvids, found across the Northern Hemisphere. It is a raven known by many names at the subspecies level; there are at least ei ...

'' * '' Gymnorhynus cyanocephalus'' * ''

Turdus migratorius The American robin (''Turdus migratorius'') is a migratory bird of the true thrush genus and Turdidae, the wider thrush family. It is named after the European robin because of its reddish-orange breast, though the two species are not closely ...

'' * ''

Sialia The bluebirds are a North American group of medium-sized, mostly insectivorous or omnivorous birds in the order of Passerines in the genus ''Sialia'' of the thrush family (Turdidae). Bluebirds are one of the few thrush genera in the Americas. ...

'' sp. * '' Agelaius'' ? ''phoeniceus'' * '' Carpodacus mexicanus'' * '' Pipilo erythrophthalmus'' Mammalia * ''

Homo sapiens Humans (''Homo sapiens'') are the most abundant and widespread species of primate, characterized by bipedalism and exceptional cognitive skills due to a large and complex brain. This has enabled the development of advanced tools, culture, ...

'' * ? †''

Mylodon ''Mylodon'' is a genus of extinct ground sloth belonging to the family Mylodontidae, known from the region of Patagonia in Chile and Argentina in southern South America. With a total length of 3 to 4 m, it is one of the best-known and largest rep ...

'' sp. * ? †''

Megalonyx ''Megalonyx'' (Greek, "large claw") is an extinct genus of ground sloths of the family Megalonychidae, native to North America during the Pliocene and Pleistocene epochs. It became extinct during the Quaternary extinction event at the end of the ...

'' sp. * †''

Nothrotheriops ''Nothrotheriops'' is a genus of Pleistocene ground sloth found in North America, from what is now central Mexico to the southern United States. This genus of bear-sized xenarthran was related to the much larger, and far more famous '' Megatheriu ...

'' sp. * ''

Lepus Hares and jackrabbits are mammals belonging to the genus ''Lepus''. They are herbivores, and live solitarily or in pairs. They nest in slight depressions called forms, and their young are able to fend for themselves shortly after birth. The gen ...

'' sp. * '' Sylvilagus'' cf. ''audubonii'' * ''

Sylvilagus nuttallii The mountain cottontail or Nuttall's cottontail (''Sylvilagus nuttallii'') is a species of mammal in the family Leporidae. It is found in Canada and the United States. Description The mountain cottontail is a small rabbit but its size is rela ...

/ floridanus'' * ''

Spermophilus ''Spermophilus'' is a genus of ground squirrels in the Sciuridae, squirrel family. As traditionally defined the genus was very species-rich, ranging through Europe, Asia and North America, but this arrangement was found to be paraphyletic to ...

'' sp. * '' Tamias'' cf. ''cinereicollis'' * '' Cynomys'' cf. ''ludovicianus'' * ''

Dipodomys Kangaroo rats, small mostly nocturnal rodents of genus ''Dipodomys'', are native to arid areas of western North America. The common name derives from their bipedal form. They hop in a manner similar to the much larger kangaroo, but developed thi ...

'' sp. * '' Thomomys bottae'' * ''

Geomys The genus ''Geomys'' contains 12 species of pocket gophersSearch results for "''Geomys''" on thASM Mammal Diversity Database often collectively referred to as the eastern pocket gophers. Like all pocket gophers, members of this genus are fossori ...

'' sp. * '' Microtus mogollonensis'' * ''

Peromyscus ''Peromyscus'' is a genus of rodents. They are commonly referred to as deer mice or deermice, not to be confused with the chevrotain or "mouse deer". They are New World mice only distantly related to the common house and laboratory mouse, ''Mu ...

'' sp. * †''

Canis dirus ''Canis'' is a genus of the Caninae which includes multiple extant species, such as wolves, dogs, coyotes, and golden jackals. Species of this genus are distinguished by their moderate to large size, their massive, well-developed skulls and den ...

'' * ''

Canis latrans The coyote (''Canis latrans'') is a species of canine native to North America. It is smaller than its close relative, the wolf, and slightly smaller than the closely related eastern wolf and red wolf. It fills much of the same ecological nich ...

'' * ''

Vulpes velox The swift fox (''Vulpes velox'') is a small light orange-tan fox around the size of a domestic cat found in the western grasslands of North America, such as Montana, Colorado, New Mexico, Kansas, Oklahoma and Texas. It also lives in southern Ma ...

'' * ''

Urocyon ''Urocyon'' (Greek: "tailed dog") is a genus of Canidae which includes the gray fox (''Urocyon cinereoargenteus'') and the island fox (''Urocyon littoralis''). These two fox species are found in the Western Hemisphere. Whole genome sequencing i ...

'' sp. * ''

Bassariscus ''Bassariscus'' is a genus in the scientific classification, family Procyonidae. There are two extant species in the genus: the ring-tailed Cat, ring-tailed cat or ringtail (''B. astutus'') and the cacomistle (''B. sumichrasti''). Genetic studies ...

'' sp. * †''

Arctodus ''Arctodus'' is an extinct genus of short-faced bear that inhabited North America during the Pleistocene (~2.5 Mya until 12,000 years ago). There are two recognized species: the lesser short-faced bear (''Arctodus pristinus'') and the giant short- ...

'' * '' Mustela'' sp. * ''

Spilogale The genus ''Spilogale'' includes all skunks commonly known as spotted skunks. Currently, there are four accepted extant species: ''S. gracilis'', ''S. putorius'', ''S. pygmaea'', and ''S. angustifrons''. New research, however, proposes that ther ...

'' sp. * '' Mephitis mephitis'' * ''

Taxidea The American badger (''Taxidea taxus'') is a North American badger similar in appearance to the European badger, although not closely related. It is found in the western, central, and northeastern United States, northern Mexico, and south-centr ...

'' sp. * ''

Puma concolor The cougar (''Puma concolor'') is a large cat native to the Americas. Its range spans from the Canadian Yukon to the southern Andes in South America and is the most widespread of any large wild terrestrial mammal in the Western Hemisphere ...

'' * '' Lynx'' cf ''rufus'' * †'' Equus'' sp. * †''

Hemiauchenia ''Hemiauchenia'' is a genus of laminoid camelids that evolved in North America in the Miocene period about 10 million years ago. This genus diversified and moved to South America in the Early Pleistocene, as part of the Great American Biotic In ...

'' sp. * †''

Camelops hesternus ''Camelops''Being occasionally called ''Western Camel'' or ''Yesterday's Camel''. is an extinct genus of camels that lived in North and Central America, ranging from Alaska to Guatemala, from the middle Pliocene to the end of the Pleistocene. It ...

'' * ''

Antilocapra ''Antilocapra'' is a genus of the family Antilocapridae, which contains only a single living species, the pronghorn ''(Antilocapra americana)''. Another species, the Pacific pronghorn, lived in California during the Late Pleistocene and survive ...

'' sp. * †''

Stockoceros ''Stockoceros'' is an extinct genus of the North American artiodactyl family Antilocapridae (pronghorns), known from Mexico and the southwestern United States. Its horns are each divided near their base into two prongs of roughly equal length. T ...

'' sp.

Tetrameryx ''Tetrameryx'' is an extinct genus of the North American artiodactyl family Antilocapridae, known from Mexico, the western United States, and Saskatchewan Saskatchewan ( ; ) is a Provinces and territories of Canada, province in Western Cana ...

''] * †''Capromeryx'' sp. * ''Bison'' sp.

References

*Brattstrom, B. H. 1964. Amphibians and reptiles from cave deposits in south-central New Mexico. Bulletin of the Southern California Academy of Sciences 63:93-103. *Conkling, R. P. 1932. Conkling Cavern: The discoveries in the bone cave at Bishops Cap, New Mexico. West Texas Historical and Scientific Society, Bulletin 44:6-19. *Howard, H. 1931. A new species of road-runner from Quaternary cave deposits in New Mexico. Condor, 33:206-209. *Howard, H., and A. H. Miller. 1933. Bird remains from cave deposits in New Mexico. Condor 35:15-18. *Rea, A. M. 1980. Late Pleistocene and Holocene turkeys in the Southwest. Contributions in Science, Natural History Museum of Los Angeles County 330:209-224. *Smartt, R. A. 1977. The ecology of Late Pleistocene and Recent ''Microtus'' from south-central and southwestern New Mexico. Southwestern Naturalist 22:1-19. *Stock, C. 1931. Occurrence of human remains in Conkling Cavern, New Mexico. Abstract, Geological Society of America, Bulletin 42:370.

Web Reference

Conkling Cavern
{{coord, 32, 11, 24, N, 106, 35, 07, W, display=title Cenozoic paleontological sites of North America Paleozoology Caves of New Mexico Archaeological sites in New Mexico Landforms of Doña Ana County, New Mexico Organ Mountains–Desert Peaks National Monument Paleontology in New Mexico Pleistocene paleontological sites of North America