Zyzomys
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Zyzomys
''Zyzomys'' is a genus of rodents with unusually thick, long tails. Five species of the genus are known in Australia, where they are called rock rats or thick-tailed rats. The genus was classified by Michael Rogers Oldfield Thomas in 1909. Taxonomy There are five known species of rock-rat. The central rock rat (''Zyzomys pedunculatus'') was once believed to be extinct until rediscovered in 1996. *Silver-tailed rock rat, ''Zyzomys argurus'' *Arnhem Land rock rat, ''Zyzomys maini'' *Carpentarian rock rat, ''Zyzomys palatilis'' * Central rock rat, ''Zyzomys pedunculatus'' *Kimberley rock rat The Kimberley rock rat (''Zyzomys woodwardi'') is a species of rodent in the family Muridae. It is found only in Australia, specifically in the northern tropical part of the Northern Territory and adjacent Kimberley region of Western Australia ..., ''Zyzomys woodwardi'' References {{Taxonbar, from=Q782897 Rodent genera Taxa named by Oldfield Thomas ...
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Central Rock Rat
The central rock rat (''Zyzomys pedunculatus''), also known as the central thick-tailed rock-rat, Macdonnell Range rock-rat, and Australian native mouse, is a Critically Endangered species of rodent in the family Muridae endemic to Australia. Description The central rock-rat is one of five rock-rat species native to Australia. It is a nocturnal species that specifically forages for food in the nighttime.Central Rock Rat
Animal Info
They can range from 10.6 to 14.9 cm long for the head and body, and around 30 cm from head to tail.
. earthsendangered.com
They weigh between 50 and 120 g. Their fur is a light mustard above with a pale underbelly. The lightly furred tail ...
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Zyzomys Pedunculatus
The central rock rat (''Zyzomys pedunculatus''), also known as the central thick-tailed rock-rat, Macdonnell Range rock-rat, and Australian native mouse, is a Critically Endangered species of rodent in the family Muridae endemic to Australia. Description The central rock-rat is one of five rock-rat species native to Australia. It is a nocturnal species that specifically forages for food in the nighttime.Central Rock Rat
Animal Info
They can range from 10.6 to 14.9 cm long for the head and body, and around 30 cm from head to tail.
. earthsendangered.com
They weigh between 50 and 120 g. Their fur is a light mustard above with a pale underbelly. The lightly furred tail ...
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Zyzomys Argurus
''Zyzomys'' is a genus of rodents with unusually thick, long tails. Five species of the genus are known in Australia, where they are called rock rats or thick-tailed rats. The genus was classified by Michael Rogers Oldfield Thomas in 1909. Taxonomy There are five known species of rock-rat. The central rock rat (''Zyzomys pedunculatus'') was once believed to be extinct until rediscovered in 1996. *Silver-tailed rock rat, ''Zyzomys argurus'' *Arnhem Land rock rat, ''Zyzomys maini'' *Carpentarian rock rat, ''Zyzomys palatilis'' *Central rock rat, ''Zyzomys pedunculatus'' *Kimberley rock rat The Kimberley rock rat (''Zyzomys woodwardi'') is a species of rodent in the family Muridae. It is found only in Australia, specifically in the northern tropical part of the Northern Territory and adjacent Kimberley region of Western Australia ..., ''Zyzomys woodwardi'' References {{Taxonbar, from=Q782897 Rodent genera Taxa named by Oldfield Thomas ...
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Zyzomys
''Zyzomys'' is a genus of rodents with unusually thick, long tails. Five species of the genus are known in Australia, where they are called rock rats or thick-tailed rats. The genus was classified by Michael Rogers Oldfield Thomas in 1909. Taxonomy There are five known species of rock-rat. The central rock rat (''Zyzomys pedunculatus'') was once believed to be extinct until rediscovered in 1996. *Silver-tailed rock rat, ''Zyzomys argurus'' *Arnhem Land rock rat, ''Zyzomys maini'' *Carpentarian rock rat, ''Zyzomys palatilis'' * Central rock rat, ''Zyzomys pedunculatus'' *Kimberley rock rat The Kimberley rock rat (''Zyzomys woodwardi'') is a species of rodent in the family Muridae. It is found only in Australia, specifically in the northern tropical part of the Northern Territory and adjacent Kimberley region of Western Australia ..., ''Zyzomys woodwardi'' References {{Taxonbar, from=Q782897 Rodent genera Taxa named by Oldfield Thomas ...
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Arnhem Land Rock Rat
The Arnhem Land rock rat (''Zyzomys maini'') also known as the Arnhem rock-rat and by the Indigenous Australian name of kodjperr is a species of rodent in the family Muridae. It is found only in the Top End Region of the Northern Territory in Australia. Taxonomy The description of the species was published by Darrell Kitchener in 1989, emerging from a revision of the genus ''Zyzomys''. The holotype was an adult female, collected near Ja Ja Billabong in the Northern Territory, amongst some large boulders at outlying sandstone near a creek. The specific epithet ''maini'' was a tribute by the authors upon the retirement of Bert Main from the zoology department of the University of Western Australia. Description The rat typically grows to a size of in length with a mass of . It can be distinguished from other local rodents by its long whiskers, swollen tail and Roman nose. It is an entirely terrestrial and nocturnal species, with a diet that consists mainly of seeds, fruit and som ...
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Zyzomys Maini
The Arnhem Land rock rat (''Zyzomys maini'') also known as the Arnhem rock-rat and by the Indigenous Australian name of kodjperr is a species of rodent in the family Muridae. It is found only in the Top End Region of the Northern Territory in Australia. Taxonomy The description of the species was published by Darrell Kitchener in 1989, emerging from a revision of the genus ''Zyzomys''. The holotype was an adult female, collected near Ja Ja Billabong in the Northern Territory, amongst some large boulders at outlying sandstone near a creek. The specific epithet ''maini'' was a tribute by the authors upon the retirement of Bert Main from the zoology department of the University of Western Australia. Description The rat typically grows to a size of in length with a mass of . It can be distinguished from other local rodents by its long whiskers, swollen tail and Roman nose. It is an entirely terrestrial and nocturnal species, with a diet that consists mainly of seeds, fruit and som ...
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Zyzomys Woodwardi
The Kimberley rock rat (''Zyzomys woodwardi'') is a species of rodent in the family Muridae. It is found only in Australia, specifically in the northern tropical part of the Northern Territory and adjacent Kimberley region of Western Australia, in high-altitude closed forest. Biologists have proposed that ''Zyzomys woodwardi'' speciated from ''Zyzomys argurus'' around 8,000 years ago due to a large flood that increased the wetness of the environment. In response to the wetter environment ''Zyzomys woodwardi'' had a better Darwinian Darwinism is a theory of biological evolution developed by the English naturalist Charles Darwin (1809–1882) and others, stating that all species of organisms arise and develop through the natural selection of small, inherited variations tha ... fitness and out-competed ''Zyzomys argurus'' due to new selective pressures and over time the two species were separated by large vine thickets and sandstone barriers. The species is present in the ...
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Kimberley Rock Rat
The Kimberley rock rat (''Zyzomys woodwardi'') is a species of rodent in the family Muridae. It is found only in Australia, specifically in the northern tropical part of the Northern Territory and adjacent Kimberley region of Western Australia, in high-altitude closed forest. Biologists have proposed that ''Zyzomys woodwardi'' speciated from ''Zyzomys argurus'' around 8,000 years ago due to a large flood that increased the wetness of the environment. In response to the wetter environment ''Zyzomys woodwardi'' had a better Darwinian Darwinism is a theory of biological evolution developed by the English naturalist Charles Darwin (1809–1882) and others, stating that all species of organisms arise and develop through the natural selection of small, inherited variations tha ... fitness and out-competed ''Zyzomys argurus'' due to new selective pressures and over time the two species were separated by large vine thickets and sandstone barriers. The species is present in the ...
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Zyzomys Palatilis
The Carpentarian rock rat (''Zyzomys palatalis'') is a species of rodent in the family Muridae. It is found only in Australia. Taxonomy The description of the species was published by Darrell Kitchener in 1989, emerging from a revision of the genus ''Zyzomys''. The holotype was a pregnant female, collected at Wollogorang Station, in a deep ravine called Echo Gorge. The sandstone environment of the type location was an association of plants that included '' Eucalyptus dichromophloia''. The specific epithet ''palatis'' is derived from Latin, and refers to the characteristic morphology of their palate. Description It is a small and compact conilurine rodent. Its fur is grey-brown above and pale below. The tail is used to store fat at its base, making it carrot-shaped; the skin of the tail is fragile and easily damaged by handling. The average weight of individuals is about 120 g. Distribution and habitat It has a very limited range, being currently known from only five local ...
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Carpentarian Rock Rat
The Carpentarian rock rat (''Zyzomys palatalis'') is a species of rodent in the family Muridae. It is found only in Australia. Taxonomy The description of the species was published by Darrell Kitchener in 1989, emerging from a revision of the genus ''Zyzomys''. The holotype was a pregnant female, collected at Wollogorang Station, in a deep ravine called Echo Gorge. The sandstone environment of the type location was an association of plants that included '' Eucalyptus dichromophloia''. The specific epithet ''palatis'' is derived from Latin, and refers to the characteristic morphology of their palate. Description It is a small and compact conilurine rodent. Its fur is grey-brown above and pale below. The tail is used to store fat at its base, making it carrot-shaped; the skin of the tail is fragile and easily damaged by handling. The average weight of individuals is about 120 g. Distribution and habitat It has a very limited range, being currently known from only five local ...
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Silver-tailed Rock Rat
The common rock rat (''Zyzomys argurus'') is a species of rodent in the family Muridae. It is found only in Australia, where it lives in the rocky areas of woodlands, grasslands and low open forests, particularly on the talus, or scree, of cliff slopes. As a nocturnal animal, it spends the daytime nesting in cool rock crevices. Direct exposure to the sun can quickly result in heat stroke and death.Cronin, Leonard and Westmacott, MarionCronin's key guide Australian mammals Allen & Unwin, 2008, p. 176. , The rock rat is an overall golden brown with white belly. It can weigh anywhere 25–65 grams, with a head to body length of 85–140 mm. The thick tail is 90–125 mm long and contains fat deposits. The tail is covered in overlapping scales and sparse hairs. The skin of the tail can easily be pulled off, allowing the animal to escape predators in some situations (this function is similar to that of lizard tail autotomy). They are sexually mature at 5 to 6 months of ...
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Oldfield Thomas
Michael Rogers Oldfield Thomas (21 February 1858 – 16 June 1929) was a British zoologist. Career Thomas worked at the Natural History Museum on mammals, describing about 2,000 new species and subspecies for the first time. He was appointed to the museum secretary's office in 1876, transferring to the zoological department in 1878. In 1891, Thomas married Mary Kane, daughter of Sir Andrew Clark, heiress to a small fortune, which gave him the finances to hire mammal collectors and present their specimens to the museum. He also did field work himself in Western Europe and South America. His wife shared his interest in natural history, and accompanied him on collecting trips. In 1896, when William Henry Flower took control of the department, he hired Richard Lydekker Richard Lydekker (; 25 July 1849 – 16 April 1915) was an English naturalist, geologist and writer of numerous books on natural history. Biography Richard Lydekker was born at Tavistock Square in London. ...
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