FIGURE 1. Snake chromosomes. A in Karyotypes of Coralsnakes (Reptilia: Elapidae) from the Western Hemisphere, with Comments on Intraspecific Variation and Centric Fission of Chromosomes

FIGURE 1. Snake chromosomes. A. Karyotype of Micruroides euryxanthus (2n = 34, with 14 macrochromosomes and 20 microchromosomes), AMNH R-109413, male. B. Karyotype of Micrurus tener (2n = 32 in males, 33 in females, with 16 macrochromosomes and 16 microchromosomes in males, 17 microchromosomes in females), AMNH R-110075, female illustrated with ZW1W2 sex chromosome heteromorphism. Scale bar = 10 µm.