''Potamalosa'' is a

monospecific genus 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 "unispe ...

of freshwater

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...

belonging to the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Clupeidae, which includes the anchovies, herrings and sprats. The only species in the genus is ''Potamalosa richmondia'', the Australian freshwater herring. This species is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to eastern Australia where it lives in rivers, spawning in estuaries.

References

* Clupeidae Taxa named by William John Macleay Fish described in 1879 Monotypic fish genera Monotypic freshwater fish genera Monotypic ray-finned fish genera {{Clupeiformes-stub