Order Rodentia (Part 1) Author James H. Honacki Author Kenneth E. Kinman Author James W. Koeppl text 1982 Alien Press, Inc. & The Association of Systematics Collections Lawrence, Kansas, USA Editor James H. Honacki Editor Kenneth E. Kinman Editor James W. Koeppl Mammal Species of the World (1 st Edition) 345 382 book chapter http://doi.org/10.5281/zenodo.7353023 dad61072-6081-4192-9e01-c996e8d6528f 0-89327-235-3 7353023 Spermophilus atricapillus W. E. Bryant, 1889 . Proc. Calif. Acad. Sci., ser. 2, 2: 26 . TYPE LOCALITY: Mexico , Baja California Sur , Comondu . DISTRIBUTION: Baja California ( Mexico ). COMMENT: Subgenus Otospermophilus ; see Hall, 1981:402 . Gromov et al., 1965:145 , considered Otospermophilus a distinct genus. ISIS NUMBER: 5301410002032004001.