The Nullarbor Plain is part of the area of flat, almost treeless, arid or semi-arid country of southern Australia, located on the Great Australian Bight coast with the Great Victoria Desert to its north. It is the world's largest single exposure of limestone bedrock, and occupies an area of about 200,000 square kilometres (77,000 sq mi). At its widest point, it stretches about 1,100 kilometres (684 mi) from east to west across the border between South Australia and Western Australia.
Stiphidiidae, also called sheetweb spiders, is a family of araneomorph spiders first described in 1917. Most species are medium size and speckled brown with long legs. All members of this family occur in New Zealand and Australia except for Asmea. They build a horizontal sheet-like web under rocks, hence the name "sheetweb spiders".
Tartarus mullamullangensis, informally known as the Mullamullang cave spider, is a palm-sized, long-legged cave spider from Western Australia. Completely adapted to cave living, it is blind and totally lacks pigmentation, giving it a creamy white appearance.
Hampton is an interim Australian bioregion located in southeastern coastal Western Australia, with a small portion (4%) extending into adjacent South Australia. It has an area of 1,088,198 hectares. The Hampton bioregion is part of the Coolgardie woodlands ecoregion.
The chocolate wattled bat is a bat in the family Vespertilionidae. It is found only in Australia, including the island Tasmania, and widespread in southern regions. It is known to reside from sea level to at least 1,570 metres (5,150 ft) in Victoria.
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.
Trogloraptor is a genus of large spiders found in the caves of southwestern Oregon. It is the sole genus in the family Trogloraptoridae, and includes only one species, Trogloraptor marchingtoni. These spiders are predominantly yellow-brown in color with a maximum leg span of 3 in (7.6 cm). They are remarkable for having hook-like claws on the raptorial last segments of their legs.
Janusia is a monotypic genus of Australian wandering spiders containing the single species, Janusia muiri. It was first described by Michael R. Gray in 1973, and has only been found in Australia. Originally placed with the Miturgidae, it was moved to the Ctenidae in 1989.
Troglodiplura is a genus of Australian Anamidae spiders. Formerly monotypic, in 2020, four new species were added to the genus. The genus and type species, Troglodiplura lowryi, were first described by Barbara York Main in 1969. The genus has only been found in Australia, within the caves of the Nullarbor Plain.
Asmea is a genus of Papuan sheetweb spiders that was first described by M. R. Gray & H. M. Smith in 2008.
Baiami is a genus of Australian intertidal spiders that was first described by Pekka T. Lehtinen in 1967. Originally placed with the Stiphidiidae, it was transferred to the Desidae after the results of a 2019 genetic analysis.
Karriella is a genus of Western Australian sheetweb spiders that was first described by M. R. Gray & H. M. Smith in 2008. As of September 2019 it contains two species, found in Western Australia: K. treenensis and K. walpolensis.
Pillara is a genus of New South Welsh sheetweb spiders that was first described by M. R. Gray & H. M. Smith in 2004.
Jamberoo is a genus of Australian sheetweb spiders that was first described by Michael R. Gray & H. M. Smith in 2008.
Bohra is an extinct genus of macropod from the Plio-Pleistocene of Australia. It is closely related to modern tree kangaroos (Dendrolagus), and like them is thought to have had an arboreal lifestyle, with some species of Bohra substantially exceeding living tree kangaroos in size.
Troglodiplura samankunani is a species of troglomorphic spider in the family Anamidae, found in Western Australia, in caves on the Nullarbor Plain.
Troglodiplura challeni is a species of troglomorphic spider in the family Anamidae, found in Western Australia.
Troglodiplura harrisi is a species of troglomorphic spider in the family Anamidae, found in Western Australia, in caves on the Nullarbor Plain.
Tartarus murdochensis is a cave spider from Western Australia, in the family Stiphidiidae. The spider was first described in 1992 by Mike Gray.
