Eversmann's hamster | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Order: | Rodentia |
Family: | Cricetidae |
Subfamily: | Cricetinae |
Genus: | Allocricetulus |
Species: | A. eversmanni |
Binomial name | |
Allocricetulus eversmanni (Brandt, 1859) | |
Eversmann's hamster (Allocricetulus eversmanni) is a species of hamster in the family Cricetidae, and is one of two members of the genus Allocricetulus. It is named after the Russian naturalist, zoologist, and explorer Eduard Friedrich Eversmann, [2] who collected the holotype of this species. It is found in Kazakhstan, China, and Russia.
The Evermann’s hamster has a notable subspecies: Allocricetulus eversmanni pseudocurtatus. This hamster is similar in appearance to the Mongolian hamster (Allocricetulus curtatus); however its karyotype is nearly identical to that of the Eversmann's hamster (Allocricetulus eversmanni). [3] There are karyological and morphological differences between Allocricetulus eversmanni pseudocurtatus and Allocricetulus eversmanni which support the idea that these subspecies form sister clades. [4]
Hamsters are rodents belonging to the subfamily Cricetinae, which contains 19 species classified in seven genera. They have become established as popular small pets. The best-known species of hamster is the golden or Syrian hamster, which is the type most commonly kept as a pet. Other hamster species commonly kept as pets are the three species of dwarf hamster, Campbell's dwarf hamster, the winter white dwarf hamster and the Roborovski hamster.
The Zagros Mountains mouse-like hamster is a relatively little-known rodent which was the first species of mouse-like hamster to be described. The species is distributed throughout much of southern Iran, particularly in the Zagros mountains. It is also known as the Iranian mouse-like hamster, though there are several species of mouse-like hamster found in different parts of Iran.
Campbell's dwarf hamster is a species of hamster in the genus Phodopus. It was given its common name by Oldfield Thomas in honor of Charles William Campbell, who collected the first specimen in Mongolia on July 1, 1902. It is distinguished from the closely related Djungarian hamster as it has smaller ears and no dark fur on its crown. Campbell's dwarf hamster typically has a narrow dorsal stripe compared to the Djungarian hamster and brown or gray fur on the stomach. This hamster may be raised in captivity and kept as a small pet.
Phodopus, a genus of rodents in the hamster subfamily Cricetinae—a division of the larger family Cricetidae—is a lineage of small hamsters native to central Asia that display unusual adaptations to extreme temperatures. They are the only known hamsters that live in groups and, in some cases, rely on significant contributions by males to the raising of offspring. They are nocturnal and active throughout the year; they do not hibernate. Species of Phodopus, together with members of the genera Cricetulus, Allocricetulus and Tscherskia are called dwarf hamsters because of their small size relative to other hamsters.
The European hamster, also known as the Eurasian hamster, black-bellied hamster or common hamster, is the only species of hamster in the genus Cricetus. It is native to grassland and similar habitats in a large part of Eurasia, extending from Belgium to the Altai Mountains and Yenisey River in Russia. Historically, it was considered a farmland pest and had been trapped for its fur. Its population has declined drastically in recent years and is now considered critically endangered. The main threats to the species are thought to be intensive agriculture, habitat destruction, and persecution by farmers.
The southern birch mouse is a species of birch mouse in the family Sminthidae. It is native to southern Russia, Kazakhstan, and potentially northern Mongolia and China.
Parnassius eversmanni, or Eversmann's parnassian, is a high-altitude butterfly which is found in eastern Russia, Mongolia, Japan, Alaska, and the Yukon. It is a member of the snow Apollo genus (Parnassius) of the swallowtail family, Papilionidae. The species was named to honour Eduard Friedrich Eversmann.
The Mongolian hamster is a species of rodent in the family Cricetidae. It is one of two members of the genus Allocricetulus, and is found in China, Russia, and Mongolia.
Allocricetulus is a genus of hamsters in the family Cricetidae, which are found in Asia. It contains the following species:
Pearson's chaco mouse is a species of rodent in the family Cricetidae. This mouse is found in the Gran Chaco ecoregion of southeastern Bolivia and western Paraguay at elevations up to 400 m. The species is named after American zoologist Oliver Payne Pearson. Its karyotype has 2n = 76 and 78 in the two subspecies. The latter is the highest diploid number of any species in the tribe Phyllotini.
The Patagonian chinchilla mouse is a species of rodent in the family Cricetidae. It was first described by George Robert Waterhouse in 1839. It is found in Tierra del Fuego and neighboring areas of southernmost Argentina and Chile.
The 2000s witnessed an explosion of genome sequencing and mapping in evolutionarily diverse species. While full genome sequencing of mammals is rapidly progressing, the ability to assemble and align orthologous whole chromosomal regions from more than a few species is not yet possible. The intense focus on the building of comparative maps for domestic, laboratory and agricultural (cattle) animals has traditionally been used to understand the underlying basis of disease-related and healthy phenotypes.
Crossobamon eversmanni, also known commonly as the comb-toed gecko, is a species of Asian gecko, a lizard in the family Gekkonidae.
Ognev's mole is a species of mammal in the family Talpidae. It occurs in the southeastern coastal area of the Black Sea from northeastern Turkey to Georgia. It inhabits different habitats associated with moist soils in lowland areas. Little information is available about its life history.
Nordmann's birch mouse is a species of birch mouse in the family Sminthidae. It is named after Finnish biologist Alexander von Nordmann. It is native to eastern and southeastern Europe.
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