Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vols. 1 & 2
Page(s):
2142
Publisher:
Johns Hopkins University Press
Publication Place:
Baltimore, Maryland, USA
ISBN/ISSN:
0-8018-8221-4/
Notes:
Reference for:
Notiosorex cockrumi
Notiosorex cockrumi: Geographic Information
Geographic Division:
Jurisdiction/Origin:
Notiosorex cockrumi: Comments
Comment:
Comments: A cryptic species indentified on the basis of cytochrome b gene fragments. Carraway and Timm (2000) included this new taxon in crawfordi and stated that they "found no identifyable morphological differences." Sympatric with crawfordi in SE Arizona. A karyotype of 2n = 62, FN = 94 reported earlier from Pima County, Arizona (Baker and Hsu, 1970), may refer to this species, while 2n= 68 and FN = 102 may refer to crawfordi. Molecular data also indicate that a third species occurs in Baja Califo...