Romerolagus diazi (Diaz)
Volcano Rabbit
1893. Lepus diazi Diaz, Catal. Com. Geográf.-Expl. Repub. Mex. Expos. Internac. Columb. Chicago, pl. 42, March, 1893, type from eastern slope of Mount Ixtaccihuatl, Puebla.
1911. Romerolagus diazi Miller, Proc. Biol. Soc. Washington, 24:228, October 31, 1911.
1896. Romerolagus nelsoni Merriam, Proc. Biol. Soc. Washington, 10:173, December 29, 1896, type from west slope Mount Popocatepetl, 11,000 feet, México.
Range.—Canadian Life-zone of the mountains bounding the eastern, southern and western sides of the Valley of Mexico. Marginal records.—México: Monte Río Frío, 45 km. ESE Mexico City (Davis, 1944:401). Puebla: type locality. México: Mt. Popocatepetl (Nelson, 1909:280). Distrito Federal: 31 km. S Mexico City (30815 KU). México: Llano Grande, 3 km. W Tlalmanalco (28278 KU).
Genus Sylvilagus Gray—Cottontails and Allies
Revised by Nelson, N. Amer. Fauna, 29:58-158, August 31, 1909.