Comparison of urohyal bone morphology among gerreid fish (Perciformes: Gerreidae)

• Published in: The Italian journal of zoology Vol. 81; no. 2; pp. 246 - 255
• Main Authors: Chollet-Villalpando, J. G, De La Cruz-Agüero, J, García-Rodríguez, F. J
• Format: Journal Article
• Language: English
• Published: Taylor & Francis 03.04.2014
• Subjects: biometric analysis; bones; coasts; Diapterus; discriminant analysis; Entomelas; Eucinostomus; Eugerres; fish; Gerreidae; Gerres; Gerres cinereus; mouth; Perciformes; skeleton; taxonomy; Urohyal bone; Mexico; ISE, Mexico

The urohyal bone, located in the central part of the mandibular skeleton, plays an important role in the mouth opening-closing mechanism of fish, and is considered a synapomorphy in teleostean fish. Morphology of the urohyal bone in six species of Gerreidae (Diapterus brevirostris , D. auratus , Eug...