Bull rays
Encyclopedia
For other species that go under the name bull ray, see bull ray (disambiguation)
Bull ray (disambiguation)
Various stingray species are at times called bull rays. These include:* Bull rays * Bull ray * Blotched fantail ray * Black stingray or thorntail stingray...

.

Pteromylaeus is a genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of eagle ray
Eagle ray
The eagle rays are a group of cartilaginous fishes in the family Myliobatidae, consisting mostly of large species living in the open ocean rather than on the sea bottom....

s in the family Myliobatidae. They are commonly known as bull rays, a name that is also used specifically to refer to Pteromylaeus bovinus, as well as colloquially for a number of other large Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

n rays such as Myliobatis australis and Dasyatis thetidis. Two species are known.

Species

  • Pteromylaeus asperrimus (C. H. Gilbert
    Charles Henry Gilbert
    Charles Henry Gilbert was a pioneer ichthyologist and fishery biologist of particular significance to natural history of the western United States. He collected and studied fishes from Central America north to Alaska and described many new species...

    , 1898)
    (Rough eagle ray) – east Pacific
  • Pteromylaeus bovinus (É. Geoffroy Saint-Hilaire
    Étienne Geoffroy Saint-Hilaire
    Étienne Geoffroy Saint-Hilaire was a French naturalist who established the principle of "unity of composition". He was a colleague of Jean-Baptiste Lamarck and expanded and defended Lamarck's evolutionary theories...

    , 1817)
    (Bull ray) – east Atlantic
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