Chiriquinan serotine
Eptesicus chiriquinus Thomas, 1920
The chiriquinan serotine (Eptesicus chiriquinus) is a species in the family Vespertilionidae, order Chiroptera. Recorded adults weigh 9.2 g to 11.3 g. Its IUCN Red List status is Least Concern.
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Quick facts about the chiriquinan serotine
- Weight
- 9.2 g – 11.3 gsrc for Weight
- Length
- Not recorded
- Lifespan
- Not recorded
- Diet
- Invertivoresrc for Diet
- Main food
- Not recorded
- Habitat
- Not recorded
- Young per litter or clutch
- 1.46src for Young per litter or clutch
- Active
- At night (nocturnal)src for Active
- Lifestyle
- Aerialsrc for Lifestyle
- Conservation status
- Least Concern (IUCN)src for Conservation status
- Countries on record
- Not recorded
Where does the chiriquinan serotine live?
Not recorded
What is the chiriquinan serotine?
The Chiriquinan serotine (Eptesicus chiriquinus) is a species of house bat.
The Chiriquinan serotine is listed as Least Concern on the IUCN Red List due to its wide distribution and the unlikelihood of its speedy decline. However, the species is poorly known and may be rare. Its worst known threat is habitat modification, and it has been known to exist in protected areas.
The Chiriquinan serotine is found in Costa Rica, Panama, Colombia, Ecuador, Peru, Venezuela, Guyana, French Guiana, and Amazônia Legal. Its type locality is in Boquete, Chiriquí from an elevation of 4,000 ft (1,200 m). The species is an insectivore and is likely forest-dependent. It prefers moist habitats, montane tropical forests, or evergreen forests.
It is considered to be distinct from the little black serotine and the Brazilian brown bat. The IUCN Red List includes Eptesicus montosus with the Chiriquinan serotine.
From the Wikipedia article “Chiriquinan serotine” (en.wikipedia.org/w/index.php?title=Chiriquinan_serotine&oldid=1382801573), by Wikipedia contributors, licensed under CC BY-SA 4.0 (creativecommons.org/licenses/by-sa/4.0). This block is kept separate from our own text.
Is the chiriquinan serotine endangered?
The chiriquinan serotine is listed as Least Concern on the IUCN Red List: it is not currently at risk of extinction.
- LCLeast Concern
- NTNear Threatened
- VUVulnerable
- ENEndangered
- CRCritically Endangered
- EWExtinct in the Wild
- EXExtinct
Category via Wikidata (CC0). Find the full assessment on the IUCN Red List. See all Least Concern species. What the categories mean.
How is the chiriquinan serotine classified?
- kingdomAnimalia
- phylumChordata
- classMammalia
- orderChiroptera
- familyVespertilionidae
- genusEptesicus
- SpeciesEptesicus chiriquinus Thomas, 1920
Synonyms Eptesicus chiriguinus, Neoeptesicus chiriquinus
Other names and names in other languages (2)
- Little black serotineEnglish
- Sérotine du ChiriquiFrench
Relatives of the chiriquinan serotine
Other species in the same genus Eptesicus.

Serotine bat
Eptesicus serotinus

Northern bat
Eptesicus nilssonii

Big brown bat
Eptesicus fuscus

Botta's serotine
Eptesicus bottae
Gobi big brown bat
Eptesicus gobiensis

Argentine brown bat
Eptesicus furinalis
CompareChiriquinan serotine vs Serotine batChiriquinan serotine vs Northern batChiriquinan serotine vs Big brown batChiriquinan serotine vs Botta's serotine
Common questions
Answered only where our data holds the answer.
How big is the chiriquinan serotine?
An adult chiriquinan serotine weighs 9.2 g – 11.3 g, according to values recorded on Wikidata.
Is the chiriquinan serotine endangered?
The chiriquinan serotine is listed as Least Concern on the IUCN Red List, meaning it is not currently at risk of extinction.
What kind of animal is the chiriquinan serotine?
The chiriquinan serotine (Eptesicus chiriquinus) belongs to the family Vespertilionidae in the order Chiroptera.
Sources and how to cite this page
Data as of 2026-11-11. How this page is put together.
- An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles · CC0 1.0 · E096-269
Myhrvold, N.P., Baldridge, E., Chan, B., Sivam, D., Freeman, D.L. & Ernest, S.K.M. (2015) An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96: 3109. https://doi.org/10.1890/15-0846R.1. Data: https://doi.org/10.6084/m9.figshare.3563457.v1 - Catalogue of Life eXtended Release · CC BY 4.0 · 2026-10-16 XR
Catalogue of Life (2026). Catalogue of Life eXtended Release, version 2026-10-16 XR. Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgzlf - EltonTraits 1.0: species-level foraging attributes of the world's birds and mammals · CC0 1.0 · 1.0
Wilman, H., Belmaker, J., Simpson, J., de la Rosa, C., Rivadeneira, M.M. & Jetz, W. (2014) EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95: 2027. https://doi.org/10.1890/13-1917.1. Data: https://doi.org/10.6084/m9.figshare.3559887.v1 - Wikidata · CC0 1.0 · 2026-11-11
Wikidata contributors. Wikidata. https://www.wikidata.org (data retrieved via the Wikidata Query Service). - Wikipedia (English) · CC BY-SA 4.0 · 2026-11-11
Wikipedia contributors. Wikipedia, The Free Encyclopedia. https://en.wikipedia.org (text under CC BY-SA 4.0; each block names its article and revision).
Embed a card for this animal on your own site
Copy this code. The card shows the photo with its credit, key facts and a link back to this page.
CreatureData. (2026). Chiriquinan serotine (Eptesicus chiriquinus). Retrieved from https://creaturedata.com/animals/chiriquinan-serotine
“Chiriquinan serotine (Eptesicus chiriquinus).” CreatureData, 2026, https://creaturedata.com/animals/chiriquinan-serotine.
@misc{chiriquinan_serotine_2026,
title = {Chiriquinan serotine (Eptesicus chiriquinus)},
author = {{CreatureData}},
year = {2026},
url = {https://creaturedata.com/animals/chiriquinan-serotine},
note = {Data as of 2026-11-11}
}