Figure 5From: The taxonomic status of the endangered thin-spined porcupine, Chaetomys subspinosus(Olfers, 1818), based on molecular and karyologic dataNOR-bearing chromosomes found in Chaetomys subspinosus, Sphiggurus villosus, Euryzygomatomys spinosus, and Myocastor coypus. Comparison of NOR positions in chromosomes of: (a) Chaetomys subspinosus, (b) the erethizontid Sphiggurus villosus, and (c) the echimyids Euryzygomatomys spinosus and Myocastor coypus.Back to article page