The Nullarbor dwarf bettong, Bettongia pusilla, was a potoroine marsupial that occurred in Australia. The animal is only known from skeletons found in caves of the Nullarbor Plain and is now classified as recently extinct.
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TerrestrialTerrestrial animals are animals that live predominantly or entirely on land (e.g., cats, ants, snails), as compared with aquatic animals, which liv...
Among animals, viviparity is the development of the embryo inside the body of the parent. The term 'viviparity' and its adjective form 'viviparous'...
Altricial animals are those species whose newly hatched or born young are relatively immobile. They lack hair or down, are not able to obtain food ...
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starts withBetongia pusilla show a form of dentition and jaw structure that distinguishes them from others of the genus. The mandible is lighter than the extant species, and the teeth are smaller. Molars of Bettongia pusilla are straight sided with an elevated crown, which contrasts with the bulbous shape of other Bettongia species.
Only known from a series of skeletal remains found in caves on the Nullarbor Plain, an arid desert region of southern Australia. The species is assumed to have become extinct in the states of Western and South Australia during the period of colonisation.