37.

Jalisco Shrew

Sorex mediopua

French: Musaraigne du Jalisco / German: Jalisco-Spitzmaus / Spanish: Musarana de Jalisco

Taxonomy. Sorex mediopua Carraway, 2007,

“ 12 mi [= 19 km] SW Cd. Guzman, 10000 ft. [= 3048 m], Jalisco, latitude 19-56°N,longitude 103-61°W.”

Sorex mediopua was originally included in S. saussurer but was recently described as a distinct species based on morphological data, although their taxonomic and geographical limits are currently uncertain. Monotypic.

Distribution. Jalisco, Michoacan, Méxicoand Guerrero, WC Mexico.

Descriptive notes. Head-body 61-75-5 mm, tail 38-49 mm, ear 8 mm, hindfoot 12-15 mm; weight 6 g. The Jalisco Shrew is medium-sized. Dorsum is medium brown, and venter is grayish white. Tail is ¢.60% of head-body length and unicolored medium brown. It has five unicuspids,fifth is minute, and third is slightly smaller than fourth. Teeth are pigmented dark red, including first lower incisor, which is one section of and in a long strip on the anterio-medial edge.

Habitat. High-elevation woodlands and moist montane canyons of pine-oak, pine-oakjuniper, or firjuniper forests at elevations of 1875-3048 m.

Food and Feeding. No information.

Breeding. No information.

Activity patterns. No information.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Least Concern on The IUCN Red List. The Jalisco Shrew was only recently described and seems to be threatened by deforestation.

Bibliography. Carraway (2007, 2014h), Guevara et al. (2015), Matson, Woodman etal. (2017a).