Common names: roundray (English), raya-redonda (Espanol)
 
Urobatis tumbesensis Chirichigno & MacEachran, 1979

Tumbes roundray,     Tumbes roundstingray


Disc slightly wider than long; tail length is ~ 85% of disc length; no sheath on top of tail for housing tail spine; tail and top of tail fin uniformly covered with denticles that have star-shaped bases; a row of thorns with star-shaped bases along midline of disc and tail; underside smooth.

Top surface and tail fin covered with a bright pattern of coarse light brown and dark wriggly lines and eye-sized spots; lower surface pale with a reticulated pattern of pale spots on a dark background around the sides and rear of the disc, and pelvic fins.


Size: reaches at least 41 cm.

Habitat: lives on muddy bottoms.

Collected in < 20 m depth.

Central Ecuador to northern Peru.