In this paper, we present new cytological observations on the Diprionidae and a review of the available data in the literature. This ascertains that most of the species cytogenetically known have seven metacentric chromosomes. These data support the hypothesis of chromosome number doubling in the genus Diprion by centric fission.
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Univ Autonoma Tamaulipas, Fac Ingn & Ciencias, Cd Victoria, MexicoUniv Autonoma Tamaulipas, Fac Ingn & Ciencias, Cd Victoria, Mexico
Ruiz-Cancino, Enrique
Khalaim, Andrey I.
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Univ Autonoma Tamaulipas, Fac Ingn & Ciencias, Cd Victoria, Mexico
Russian Acad Sci, Inst Zool, St Petersburg 199034, RussiaUniv Autonoma Tamaulipas, Fac Ingn & Ciencias, Cd Victoria, Mexico