''Badjcinus'' is an extinct
thylacinid marsupial
Marsupials are a diverse group of mammals belonging to the infraclass Marsupialia. They are natively found in Australasia, Wallacea, and the Americas. One of marsupials' unique features is their reproductive strategy: the young are born in a r ...
.
[Muirhead and Wroe, 1998.] It is the earliest and most primitive known thylacinid, living 23 to 28 million years ago in the late
Oligocene
The Oligocene ( ) is a geologic epoch (geology), epoch of the Paleogene Geologic time scale, Period that extends from about 33.9 million to 23 million years before the present ( to ). As with other older geologic periods, the rock beds that defin ...
.
The generic name combines the
Wanyi Aboriginal language "badj", 'expert hunter', and a word from
Ancient Greek
Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...
"kynos", meaning 'dog', from which the Thylacinidae name was originally derived. The specific epithet was proposed by the authors to honour the contributions of
William D. Turnbull to palaeontology.
''Badjcinus'' was quite small, averaging in weight. It was a
carnivore
A carnivore , or meat-eater (Latin, ''caro'', genitive ''carnis'', meaning meat or "flesh" and ''vorare'' meaning "to devour"), is an animal or plant
Plants are the eukaryotes that form the Kingdom (biology), kingdom Plantae; they ar ...
, probably eating small
vertebrates
Vertebrates () are animals with a vertebral column (backbone or spine), and a cranium, or skull. The vertebral column surrounds and protects the spinal cord, while the cranium protects the brain.
The vertebrates make up the subphylum Vertebra ...
and
insects
Insects (from Latin ') are hexapod invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body (head, thorax and abdomen), three pairs of jointed ...
, as living ''
Dasyurus'' species do today. The fossils were found at
Riversleigh in north-west
Queensland
Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...
,
Australia
Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...
. Since other animals at Riversleigh were
rainforest
Rainforests are forests characterized by a closed and continuous tree Canopy (biology), canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforests can be generally classified as tropi ...
species, it is possible that ''B. turnbulli'' was
arboreal
Arboreal locomotion is the locomotion of animals in trees. In habitats in which trees are present, animals have evolved to move in them. Some animals may scale trees only occasionally (scansorial), but others are exclusively arboreal. The hab ...
, like ''
Dasyurus maculatus''.
[
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References
Bibliography
*
{{Taxonbar, from1=Q21446212, from2=Q534582
Prehistoric thylacines
Prehistoric mammals of Australia
Oligocene marsupials
Prehistoric marsupial genera
Riversleigh fauna
Fossil taxa described in 1998