C-banding pattern in metaphase chromosomes of Phyllotis xanthopygus. a Female from Malargüe, the presence a large block of heterochromatin in acrocentric chromosome (arrow) b Small pericentromeric C-band in an acrocentric autosome (arrow), and the entirely heterochromatic Y chromosome, Jujuy, male c Small C-band in one acrocentric and a prominent pericentromeric C-heterochromatin in the second acrocentric, Jujuy, female (arrows) d C-banded karyotype, with small telomeric C-bands in one autosome pair (in box) and the heteromorphic metacentric/acrocentric pair No.7. Bar = 10 µm.

  Part of: Labaroni CA, Malleret MM, Novillo A, Ojeda A, Rodriguez D, Cuello P, Ojeda R, Marti D, Lanzone C (2014) Karyotypic variation in the Andean rodent Phyllotis xanthopygus (Waterhouse, 1837) (Rodentia, Cricetidae, Sigmodontinae). Comparative Cytogenetics 8(4): 369-381. https://doi.org/10.3897/CompCytogen.v8i4.8115