''Macrurocyttus '' is a

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...

genus of

tinselfish The Grammicolepididae are a small family of deep-sea ray-finned fishes in the order Zeiformes. They are called tinselfishes due to their silvery color. They are found near the bottom on the continental slope in the tropical and temperate regions ...

, family Grammicolepididae. The only species is ''Macrurocyttus acanthopodus'', the dwarf dory. It is native to the western

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...

where it has been found in the deep waters around the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

and

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 ...

on the continental slope at depths at around . It is dark brown species with a relatively shallow body and large eyes.

Pelvic fin Pelvic fins or ventral fins are paired fins located on the ventral (belly) surface of fish, and are the lower of the only two sets of paired fins (the other being the laterally positioned pectoral fins). The pelvic fins are homologous to the hi ...

s have a single, large serrated spine. It is scaleless. It can grow to

standard length Fish measurement is the measuring of individual fish and various parts of fish anatomy, their anatomies, for data used in many areas of ichthyology, including Taxonomy (biology), taxonomy and fishery biology. Overall length Standard length (SL) is ...

References

Grammicolepididae Monotypic ray-finned fish genera Fish of the Pacific Ocean Marine fish of Eastern Australia Fish described in 1934 Taxa named by Henry Weed Fowler {{Zeiformes-stub