Figure 1

Geographic locations from which Proechimys samples were collected for the present study and previous work involving karyotypes with low diploid numbers. Abbreviations: FTa, Tanguro Farm; FSMN, São Nicolau Farm; Jac, Jacaréacanga-Flexal [5]; and Jur, Juruena [12]. The checkered area shows the geographic distribution of longicaudatus[13].