A complex system of chromosomal variation in the pocket mouse, Perognathus baileyi Merriam.
D000818:Animals; D001130:Arizona; D005075:Biological Evolution; D002140:California; D002869:Chromosome Aberrations; D002875:Chromosomes; D005260:Female; D014644:Genetic Variation; D005828:Genetics, Population; D005843:Geography; D007621:Karyotyping; D008297:Male; D008800:Mexico; D012377:Rodentia; D013045:Species Specificity