''Rhinoptera'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
ray
Ray or RAY may refer to:
Fish
* Ray (fish), any cartilaginous fish of the superorder Batoidea
* Ray (fish fin anatomy), the bony or horny spine on ray-finned fish
Science and mathematics
* Half-line (geometry) or ray, half of a line split at an ...
commonly known as the cownose rays.
This genus is the only member of 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 ...
Rhinopteridae.
These rays feed on mollusks and various other benthic prey.
Their low fecundity rate and late maturity makes them susceptible to overfishing.
All species of this genus are included in the IUCN Red List of Threatened species.
Species
There are currently 8 recognized extant (living) species in this genus:
[
There are several other ]extinct
Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...
species that only are known from fossil
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserve ...
remains:
* †''Rhinoptera prisca
''Rhinoptera'' is a genus of ray commonly known as the cownose rays. This genus is the only member of the family Rhinopteridae.
These rays feed on mollusks and various other benthic prey.
Their low fecundity rate and late maturity makes them s ...
'' Woodward, 1907
* †''Rhinoptera rasilis
''Rhinoptera'' is a genus of Batoidea, ray commonly known as the cownose rays. This genus is the only member of the family (biology), family Rhinopteridae.
These rays feed on mollusks and various other benthic prey.
Their low fecundity rate and ...
'' Böhm, 1926
* †'' Rhinoptera raeburni'' White, 1934
* †'' Rhinoptera schultzi'' Hiden, 1995
* †'' Rhinoptera sherborni'' White, 1926
* †'' Rhinoptera smithii'' Jordan & Beal, 1913
* †''Rhinoptera studeri
''Rhinoptera'' is a genus of ray commonly known as the cownose rays. This genus is the only member of the family Rhinopteridae.
These rays feed on mollusks and various other benthic prey.
Their low fecundity rate and late maturity makes them s ...
'' Agassiz
Jean Louis Rodolphe Agassiz ( ; ) FRS (For) FRSE (May 28, 1807 – December 14, 1873) was a Swiss-born American biologist and geologist who is recognized as a scholar of Earth's natural history.
Spending his early life in Switzerland, he recei ...
, 1843
* †'' Rhinoptera woodwardi'' Agassiz, 1843
See also
* List of prehistoric cartilaginous fish
This list of prehistoric cartilaginous fish genera is an attempt to create a comprehensive listing of all Genus, genera that have ever been included in the class chondrichthyes ''and'' are known from the fossil record. This list excludes purely v ...
References
Ray genera
Taxa named by Johan Conrad van Hasselt
Taxonomy articles created by Polbot
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