Resumen

EHEMANN, Nicolás; MARIN-SANZ, Javier  y  BARANY-GONZALEZ, Michelle. TWO CASES OF TWO-HEAD SHARK EMBRYOS, SMALLEYE SMOOTH-HOUND MUSTELUS HIGMANI AND THE BLUE SHARK PRIONACE GLAUCA. Bol. Invest. Mar. Cost. [online]. 2016, vol.45, n.1, pp.149-153. ISSN 0122-9761.

This study reports the first dicephalic shark's embryo of smalleye smooth-hound Mustelus higmani and the eighth case in blue shark Prionace glauca. Each embryo was removed from the womb of a pregnant female, caught in coastal waters of the Caribbean Sea, near to Nueva Esparta state. The dicephalic embryos are exhibited in the Marine Museum of Margarita.

Palabras clave : Elasmobranchii; Caribbean Sea; Venezuela; Abnormality; Bicephaly.

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