Cytogenetic Features Subspecies (Allactaga elater caucasicus Nehring 1900) of Jerboas (Rodentia)

The diploid number of chromosomes of Allactaga elater Nehring subspecies is 2n = 48 and the fundamental number NF = 96. The homological chromosomes are identified by location and number of G-banding. The heterochromatin is revealed on all chromosome pairs except the 4-th pair. NOR is found on four small chromosome pairs. The karyotype of this subspecies differs from that one of A.e.dzungarica by number of meta- and sub-metacentrics.