Calomys achaku, Zeballos et al, 2014

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 204-535 : 514

700.

Arequipa Vesper Mouse

Calomys achaku

French: Calomys de Arequipa / German: Arequipa-Vespermaus / Spanish: Raton laucha de Arequipa

Taxonomy. Calomys achaku Zeballos et al., 2014 , Linde, 3292 m, Colca Valley, Arequipa, Peru.

This species is monotypic.

Distribution. Andes of SW Peru.

Descriptive notes. Head-body 65-99 mm, tail 59-80 mm, ear 14-1-21 mm, hindfoot 14-6-20 mm; weight 17-28 g. The Arequipa Vesper Mouse is small, with shorttail (83-4% of head-body length). Dursum is pale gray to brown grayish, with orange hairs on some specimens, and venter is white.

Habitat. High-elevation grasslands dominated by Stipa ichu and Festuca orthophylla (both Poaceae ), Parastrephia lepidophylla ( Asteraceae ) shrubland, crop lands, and patches of Polylepis ( Rosaceae ) forest.

Food and Feeding. The Arequipa Vesper Mouse is mainly insectivorous.

Breeding. No information.

Activity patterns. No information.

Movements, Home range and Social organization. No information.

Status and Conservation. Not assessed on The [UCN Red List.

Bibliography. Hershkovitz (1962), Olds (1988), Pearson & Patton (1976), Pizzimenti & de Salle (1980, 1981), Salazar-Bravo (2015¢), Zeballos et al. (2014).

Figures

696. Calaca’s White-tailed Mouse (Calassomys apicalis), 697. Peruvian Vesper Mouse (Calomys sorella), 698. Short-tailed Vesper Mouse (Calomys miurus), 699. Coastal Vesper Mouse (Calomys chinchilico), 700. Arequipa Vesper Mouse (Calomys achaku), 701. Long-tailed Vesper Mouse (Calomys frida), 702. Andean Vesper Mouse (Calomys lepidus), 703. Drylands Vesper Mouse (Calomys musculinus), 704. Hummelinck’s Vesper Mouse (Calomys hummelincki), 705. Delicate Vesper Mouse (Calomys tener), 706. Small Vesper Mouse (Calomys laucha), 707. Rejected Vesper Mouse (Calomys expulsus), 708. Tocantins Vesper Mouse (Calomys tocantinsi), 709. Large Vesper Mouse (Calomys callosus), 710. Crafty Vesper Mouse (Calomys callidus), 711. Bolivian Vesper Mouse (Calomys boliviae), 712. Cordoba Vesper Mouse (Calomys venustus), 713. Cerqueira’s Vesper Mouse (Calomys cerqueirai), 714. Hairy-footed Gerbil Mouse (Eligmodontia hirtipes), 715. Andean Gerbil Mouse (Eligmodontia puerulus), 716. Bolson Gerbil Mouse (Eligmodontia bolsonensis), 717. Lowland Gerbil Mouse (Eligmodontia typus), 718. Dune Gerbil Mouse (Eligmodontia dunaris), 719. Monte Gerbil Mouse (Eligmodontia moreni), 720. Morgan’s Gerbil Mouse (Eligmodontia morgani), 721. Pale Pericote (Graomys domorum), 722. Chaco Pericote (Graomys chacoensis), 723. Otro Cerro Pericote (Graomys edithae), 724. Common Pericote (Graomys griseoflavus)

Distribution. Andes of SW Peru.