Eumops trumbulli (Thomas, 1901)

Don E. Wilson & Russell A. Mittermeier, 2019, Molossidae, Handbook of the Mammals of the World – Volume 9 Bats, Barcelona: Lynx Edicions, pp. 598-672 : 633

39.

Trumbull’s Bonneted Bat

Eumops trumbulli

French: Eumope de Trumbull / German: Trumbull-Bulldogfledermaus / Spanish: Eumops de Trumbull

Taxonomy. Promops trumbulli Thomas, 1901 ,

“Para,” Brazil.

This species is monotypic.

Distribution. Greater Amazon Basin in E Colombia, S Venezuela, Guyana, Suriname, E Peru, Brazil, and N Bolivia.

Descriptive notes. Head body 90-130 mm, tail 45-57 mm, ear 30-47 mm, hindfoot 10-15 mm, forearm 68-75 mm. See general characteristics of the genus under the Black Bonneted Bat ( E. auripendulus ).

Trumbull’s Bonneted Bat is most similar to the Western Bonneted Bat ( E. perotis ) but slightly smaller in overall size and lighter in fur color. Dorsal pelage is brown; venteris paler. Tragusis square-shaped and about 2 mm wide.

Habitat. Lowland Amazonian rainforest below elevations of ¢. 500 m.

Food and Feeding. Beetles have been found in stomach contents of Trumbull’s Bonneted Bat in Brazil.

Breeding. A pregnant Trumbull’s Bonneted Bat and a lactating female were found in November, and anotherlactating female was found in August in Guyana.

Activity patterns. Trumbull’s Bonneted Bats have been found roosting in a hollow moriche palm tree (Maunritiaflexuosa, Arecaceae ), under dry moriche palm leaves, and in roofs of houses.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Least Concern on The IUCN Red Lust.

Bibliography. Anderson (1997), Best et al. (1996), Eger (1977, 2008), Reis & Peracchi (1987), Sanborn (1949b).

Figures

22. Big Crested Mastiff Bat (Promops centralis), 23. Davison’s Mastiff Bat (Promops davisoni), 24. Brown Mastiff Bat (Promops nasutus), 25. Black Bonneted Bat (Eumops auripendulus), 26. Common Dwarf Bonneted Bat (Eumops bonariensis), 27. Chimera’s Bonneted Bat (Fumops chimaera), 28. Chiribaya’s Bonneted Bat (Eumops chiribaya), 29. Big Bonneted Bat (Eumops dabbener), 30. Delta Bonneted Bat (Eumops delticus), 31. Fierce Bonneted Bat (Fumops ferox), 32. Florida Bonneted Bat (FEumops floridanus), 33. Wagner's Bonneted Bat (Fumops glaucinus), 34. Sanborn’s Bonneted Bat (Eumops hansae), 35. Guianan Bonneted Bat (Eumops maurus), 36. Northern Dwarf Bonneted Bat (Fumops nanus), 37. Patagonian Dwarf Bonneted Bat (Eumops patagonicus), 38. Western Bonneted Bat (Eumops perotis), 39. Trumbull’s Bonneted Bat (Eumops trumbulli), 40. Underwood’s Bonneted Bat (Eumops underwoodi), 41. Wilson’s Bonneted Bat (Eumops wilsoni)

Distribution. Greater Amazon Basin in E Colombia , S Venezuela , Guyana , Suriname , E Peru , Brazil , and N Bolivia .