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Résumé :
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This work constitutes a contribution of biometric and karyologic studies of Lemniscomys barbarus (striped rat), a rodent captured in the Cap Bon (Tunisia). The morphological (T+C, Q, PP, O, PDS) and cranial parameters (LT, BZ, IO, D, B, MS, LN, FP) considered in this work permitted us to locate our specimens in the corresponding taxon. This data show us that our specimens appear morphologically similar to those identified in the north Tunisian and Africa. That may be related to trophic resources available and the warmer climate. The karyotype of the same individuals allowed us to establish for the first time in Tunisia the chromosome of Lemniscomys barbarus and secondly to determine the diploid number of this species and the place established in the nomenclature in the literature.
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