I think some have to reconsider how a falkneri can look like.
Their pattern vary widely like all other freshwater stingrays.
One example of a falkneri (Alto Rio Paraná) from a scientific paper:
http://www.scielo.br/img/revistas/bn/v7n1/22f2.gif
Their pattern vary widely like all other freshwater stingrays.
One example of a falkneri (Alto Rio Paraná) from a scientific paper:
http://www.scielo.br/img/revistas/bn/v7n1/22f2.gif