The skull bones of the Iguana iguana


  • Rozana Cristina Arantes Universidade Federal do Tocantins
  • Maria de Jesus Veloso Soares Universidade Federal do Tocantins
  • Ana Kelen Felipe Lima Universidade Federal de Uberlândia
  • Frederico Ozanan Carneiro e Silva Universidade Federal de Uberlândia
  • Angelita das Graças Honorato de Oliveira Universidade Federal de Uberlândia



Anatomy, Wild Animals, Description, Iguanidae, Reptiles


The iguanas (Iguana iguana) are animals that can reach up 110 cm. The crest of spines that is located at the its back long characterizes these animals. They live from Mexico to Central Brazil, in the Amazon, Cerrado, and Caatinga, they live in trees and have daytime habits and are herbivorous. This group habits all regions, except the polars regions. The objective was the description of the skull of bones of a representative of this specie. The members of this group live in all regions, except the Polar Regions. The objective of this research was to give a description of the skull bones of this specie. The Companhia Independente de Polícia Rodoviária e Ambiental do Estado do Tocantins (CIPRA) gave to the Veterinary Anatomy Laboratory of the Veterinarian Medical College, of the Tocantins Federal University, Campus of Araguaína, a specie the animal, after the animal be killed by a trauma. The animal's body was macerate by the technique of cooking. The skull was separate from the body, and following was accomplished the description of the skull bones. The following bones form the Iguana skull: premaxillary, nasal, prefrontal, frontal, prefrontal, parietal, jaw, lachrymal, jugal, postorbital, squamosal, ectopterygoid, epipterigoide, pterygoid, prootic quadrate bone, jaw, vomer, palatine, parasphenoid rostral, parasphenoid rostral, parabasisphenoid, supratemporal, exoccipital-opisthotic, supraoccipital. The iguana skull bones present similarity to the skull bones of the others representatives of the reptiles.


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How to Cite

ARANTES, R.C., SOARES, M. de J.V., LIMA, A.K.F., CARNEIRO E SILVA, F.O. and HONORATO DE OLIVEIRA, A. das G., 2016. The skull bones of the Iguana iguana . Bioscience Journal [online], vol. 32, no. 1, pp. 219–225. [Accessed24 May 2024]. DOI 10.14393/BJ-v32n1a2016-30045. Available from:



Agricultural Sciences