Proboscis Bat
Rhynchonycteris naso
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassMammalia (Mamífers)
- OrderChiroptera (Ratpenats)
- FamilyEmballonuridae (Sheath-tailed Bats)
- GenusRhynchonycteris
- SpeciesRhynchonycteris naso (Proboscis Bat)
The proboscis bat (Rhynchonycteris naso) is a species of bat found in South America and Central America. Other common names include long-nosed proboscis bat, sharp-nosed bat, Brazilian long-nosed bat, and river bat. It is the only species in the genus Rhynchonycteris. This species is in the family Emballonuridae, the sac-winged or sheath-tailed bats. Like most bats, it is nocturnal. It is found from southern Mexico to Belize, Peru, Venezuela, Bolivia and Brazil, as well as in Trinidad. Wikipedia →
40–50% of wildlife watchers report a Proboscis Bat sighting in Cuyabeno Wildlife Reserve, based on 163 days of visitor records from GBIF citizen-science data.
Closest Relatives at Cuyabeno Wildlife Reserve
Greater Sac-winged Bat
Saccopteryx bilineata
Chestnut Sac-winged Bat
Cormura brevirostris
Lesser Sac-winged Bat
Saccopteryx leptura
Frosted Sac-winged Bat
Saccopteryx canescens
Lesser Ghost Bat
Diclidurus scutatus
Greater Spear-nosed Bat
Phyllostomus hastatus
Great Fruit-eating Bat
Artibeus lituratus
MacConnell's bat
Mesophylla macconnelli
Thumbless Bat
Furipterus horrens
Bidentate Yellow-eared Bat
Vampyriscus bidens
Northern Little Yellow-eared Bat
Vampyressa thyone
Fischer's little fruit bat
Rhinophylla fischerae
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
Quick answers
What are the chances of seeing a Proboscis Bat in Cuyabeno Wildlife Reserve?
About 47% of wildlife watchers report a Proboscis Bat sighting in Cuyabeno Wildlife Reserve, based on 163 days of visitor records from GBIF citizen-science data.
When is the best time to see Proboscis Bat in Cuyabeno Wildlife Reserve?
April has the highest sighting rate for Proboscis Bat in Cuyabeno Wildlife Reserve in our monthly data.