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Any of various widely distributed insect-eating bats of the family Vespertilionidae, characterized by a long tail.

[From New Latin Vespertiliōnidae, family name, from Vespertiliō, Vespertiliōn-, type genus, from Latin vespertiliō, bat, from vesper, evening; see wes-pero- in Indo-European roots.]

ves′per·til′i·nid adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.vespertilionid - a variety of carnivorous batvespertilionid - a variety of carnivorous bat  
carnivorous bat, microbat - typically having large ears and feeding primarily on insects; worldwide in distribution
family Vespertilionidae, Vespertilionidae - the majority of common bats of temperate regions of the world
frosted bat, Vespertilio murinus - common Eurasian bat with white-tipped hairs in its coat
Lasiurus borealis, red bat - North American bat of a brick or rusty red color with hairs tipped with white
little brown bat, little brown myotis, Myotis leucifugus - the small common North American bat; widely distributed
cave myotis, Myotis velifer - small bat of southwest United States that lives in caves etc.
big brown bat, Eptesicus fuscus - rather large North American brown bat; widely distributed
Eptesicus serotinus, European brown bat, serotine - common brown bat of Europe
Antrozous pallidus, cave bat, pallid bat - drab yellowish big-eared bat that lives in caves
pipistrel, pipistrelle, Pipistrellus pipistrellus - small European brown bat
eastern pipistrel, Pipistrellus subflavus - one of the smallest bats of eastern North America
SPipistrellus hesperus, western pipistrel - of western North America
Euderma maculata, jackass bat, spotted bat - a large bat of the southwestern United States having spots and enormous ears
long-eared bat - any of various Old or New World bats having very long ears
References in periodicals archive ?
It is largest group of Chiroptera order commonly known as vesper bats or evening bats and comprises about one third bat species of the world (Koopman, 1993) with 48 genera and 407 species (Simmons, 2005).
cadmium (Cd), copper (Cu), lead (Pb) and zinc (Zn) in the liver, heart and kidney of vesper bats, keeping in view increasing heavy metals contamination in different regions of Punjab and to know how deposition levels vary in organs, regions and gender of species.
(2007) in England from kidney samples of brown long-eared bats were 3.38, and 0.830 ug/g dry mass for Pb and Cd respectively, that are much higher from the values recovered in this study from the kidney of vesper bats (Pb, 1.721+- 1.32 ug/g and Cd, 0.378 +- 0.29 ug/g; Table 2).