which extended from the end of his hand to his side

bony plates embedded in the skin

Longitud 216 mm

actuando como contrapeso y estabilizador durante la locomoción

With an estimated length of between 6 and 8 meters

Semirostrum ceruttii Variante:Imprimado which extended from the endSemirostrum ceruttii was a fossil odontocete belonging to Phocoenidae, the porpoise family, known from marine Pliocene deposits in California, United States. Formally described by Racicot and colleagues in 2014, this taxon represents one of the most extraordinary forms in porpoise evolution because of its extremely elongated lower jaw, which projected far beyond the upper rostrum. Its generic name may be interpreted as half rostrum or half beak,