¿Cuántas especies de rayas existen?
Las rayas son un grupo de rayas marinas, peces cartilaginosos emparentados con los tiburones. Se clasifican en el suborden Myliobatoidei del orden Myliobatiformes y constan de ocho familias: Hexatrygonidae (rayas de seis branquias), Plesiobatidae (rayas de aguas profundas), Urolophidae (rayas de aguijón), Urotrygonidae (rayas redondas), Dasyatidae (rayas de cola látigo), Potamotrygonidae (rayas de río), Gymnuridae (rayas mariposa) y Myliobatidae (rayas águila)[1][2] Se conocen unas 220 especies de rayas organizadas en 29 géneros.
Se conocen unas 220 especies de rayas organizadas en 29 géneros.
How many species of Stingrays are there?
Stingrays are a group of sea rays, which are cartilaginous fish related to sharks. They are classified in the suborder Myliobatoidei of the order Myliobatiformes and consist of eight families: Hexatrygonidae (sixgill stingray), Plesiobatidae (deepwater stingray), Urolophidae (stingarees), Urotrygonidae (round rays), Dasyatidae (whiptail stingrays), Potamotrygonidae (river stingrays), Gymnuridae (butterfly rays) and Myliobatidae (eagle rays).[1][2] There are about 220 known stingray species organized into 29 genera.
There are about 220 known stingray species organized into 29 genera.