Shortnose guitarfish
The shortnose guitarfish (Zapteryx brevirostris) is a species of fish in the Trygonorrhinidae family found in the southwest Atlantic in coastal parts near sandy sea floors of southern Brazil, through Uruguay, to northeast Argentina. It reaches a length of . Their diet consist of Crabs, worms, clams and small fishes. The guitarfish has become critically endangered because of the rapid decline caused by overfishing. Some researchers have taken some into captivity and were put into breeding programs at the Ubatuba aquarium in Brazil and some were successful. References

Zapteryx
Fish of the Western Atlantic
Fish of Uruguay
Fish described in 1841
Taxonomy articles created by Polbot