Subspecies and Distribution. S. a. angustifrons Howell, 1902 — C Mexico (Distrito Federal & C Michoacan). S. a. celeris Hall, 1938 — highlands of Nicaragua S towards C Costa Rica. S. a. elata Howell, 1906 — highlands of SE Mexico (Chiapas), Guatemala, El Salvador, and Hounduras. S. a. tropicalis Howell, 1902 — S Mexico (E Puebla, C Morelos, & C Guerrero, and SE towards Oaxaca and along the Pacific Coast) to E El Salvador. S. a. yucatanensis Burt, 1938 — Mexico (occurs throughout the Yucatan Peninsula), Belize and N Guatemala. in Mephitidae

Subspecies and Distribution. S. a. angustifrons Howell, 1902 — C Mexico (Distrito Federal & C Michoacan). S. a. celeris Hall, 1938 — highlands of Nicaragua S towards C Costa Rica. S. a. elata Howell, 1906 — highlands of SE Mexico (Chiapas), Guatemala, El Salvador, and Hounduras. S. a. tropicalis Howell, 1902 — S Mexico (E Puebla, C Morelos, & C Guerrero, and SE towards Oaxaca and along the Pacific Coast) to E El Salvador. S. a. yucatanensis Burt, 1938 — Mexico (occurs throughout the Yucatan Peninsula), Belize and N Guatemala.