Maximum length males 2.6 m, females 2.5 m; weight about 235 kg.
A slender and streamlined dolphin has a long beak sharply demarcated
from the gently sloping forehead. Colour very complex and distinctive.
Generally a crisscross colour pattern on sides, being tawny-brown to yellow
anteriorly and greyish posteriorly. Dorsal fin large and located at midbody,
slightly falcate. Flippers tapering to a point. Flukes with concave
trailing edge and well-defined median notch. Jaw with 40-58 small sharply
pointed teeth.