Urotrygonidae

California round stingrays ( Urobatis halleri )

The American round stingrays ( Urotrygonidae ) are a family of rays ( Batoidea ). They live on the continental shelf on both sides of the Americas in tropical and subtropical regions of the western Atlantic and eastern Pacific.

Features

The state disk always has a width of less than 1.3 times the body length. The tail is slender and as long as the body. He carries one or more poisonous sting and ends in a tail fin. Dorsal missing. The small American round stingrays are 12-76 inches long.

System

There are two genera with 19 species. Both genera were formerly included among the round stingray ( Urolophidae ):

• Genus Urobatis Garman, 1913 Urobatis concentricus Osburn & Nichols, 1916
• California round stingrays ( Urobatis halleri ) ( Cooper, 1863)
• Jamaica Stingray ( Urobatis jamaicensis ) ( Cuvier, 1816)
• Urobatis maculatus Garman, 1913
• Urobatis marmoratus ( Philippi, 1893)
• Urobatis tumbesensis ( Chirichigno F. & McEachran, 1979)

• Urotrygon aspidura ( Jordan & Gilbert, 1882)
• Urotrygon caudispinosus Hildebrand, 1946
• Urotrygon chilensis ( Günther, 1872)
• Urotrygon cimar López S. & Bussing, 1998
• Urotrygon microphthalmum Delsman, 1941
• Urotrygon munda Gill, 1863
• Urotrygon nana Miyake & McEachran, 1988
• Urotrygon peruanus Hildebrand, 1946
• Urotrygon reticulata Miyake & McEachran, 1988
• Urotrygon rogersi ( Jordan & Starks in Jordan, 1895)
• Urotrygon serrula Hildebrand, 1946
• Urotrygon simulatrix Miyake & McEachran, 1988
• Urotrygon venezuelae Schultz, 1949