Karyotypical Studies on Peromyscus difficilis amplus (Rodentia : Muridae)
The karyotype of <I>Peromyscus difficilis amplus</I> from Totalco Veracruz, Mexico is reported. The chromosomes were obtained from bone marrow cells and the classification is described. The diploid number found is 48 and the fundamental number is 66. The chromosomic formula is 2M+8ST+13T. The X chromosome is subtelocentric and the Y is telocentric. The karyotype described is different from the other subspecies reported.
- Cytologia : international journal of cytology
Cytologia : international journal of cytology 65(1), 25-28, 2000-03-25
Japan Mendel Society, International Society of Cytology