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Colombian Red Howler

Alouatta seniculus (Linnaeus, 1766)

Source-backed taxonomic record

Accepted species in Catalogue of Life’s 11 September 2026 base release. This preserves the source classification and available supporting data; it is not a completed species monograph.

Red howler monkey (Alouatta seniculus) in Sorocaba Zoo.

Red howler monkey (Alouatta seniculus) in Sorocaba Zoo.

Miguelrangeljr · CC BY-SA 3.0 · Image source

Provider-generated thumbnail requested at 800 pixels; no local editing Local WebP display rendition; resized without cropping.

Open encyclopedia reference

The Colombian red howler or Venezuelan red howler (Alouatta seniculus) is a South American species of howler monkey, a type of New World monkey, found in the western Amazon Basin in Venezuela, Colombia, Ecuador, Peru and Brazil. The population in the Santa Cruz Department in Bolivia was split off as a separate species, the Bolivian red howler, in 1986, and more recently, splitting off the population in northeastern South America and Trinidad as the Guyanan red howler has occurred. All howler monkeys belong to the family Atelidae and the infraorder Platyrrhini (New World monkeys).

Wikipedia contributors, Colombian red howler; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T08:36:15.017654+00:00. This reference remains separate from the taxonomic record.

Identity & source status

Scientific name
Alouatta seniculus (Linnaeus, 1766)
Name authority
(Linnaeus, 1766)
Common name
Colombian Red Howler
Rank
species
Accepted status
accepted
Kingdom
Animalia
Phylum
Chordata
Class
Mammalia
Order
Primates
Family
Atelidae
Genus
Alouatta
Extinction status
Recorded extant

Classification family tree

Nested taxonomic groups from the source. This is not a direct-ancestor chain, a dated evolutionary tree or a phylogenetic reconstruction.

  1. domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
  2. kingdomAnimalia
  3. phylumChordata
  4. subphylumVertebrata
  5. infraphylumGnathostomata
  6. parvphylumOsteichthyes
  7. megaclassTetrapoda
  8. classMammalia Linnaeus, 1758
  9. subclassTheria Parker & Haswell, 1897
  10. infraclassEutheria Gill, 1872
  11. orderPrimates Linnaeus, 1758
  12. suborderHaplorrhini Pocock, 1918
  13. infraorderSimiiformes Haeckel, 1866
  14. familyAtelidae Gray, 1825
  15. subfamilyAlouattinae Trouessart, 1897
  16. genusAlouatta Lacépède, 1799
  17. speciesAlouatta seniculus (Linnaeus, 1766)

Close classified relatives

These entries share the source’s genus, Alouatta. They are not necessarily the closest relatives established by molecular evidence.

SpeciesClassificationSource status
Spix's HowlerAlouatta discolor (Spix, 1823)AtelidaeChordataAccepted speciesRecorded extant
Red-handed HowlerAlouatta belzebul (Linnaeus, 1766)AtelidaeChordataAccepted speciesRecorded extant
Black HowlerAlouatta caraya (Humboldt, 1812)AtelidaeChordataAccepted speciesRecorded extant
Central American Black HowlerAlouatta pigra Lawrence, 1933AtelidaeChordataAccepted speciesRecorded extant
Bolivian Red HowlerAlouatta sara Elliot, 1910AtelidaeChordataAccepted speciesRecorded extant

Browse 13 records assigned to Atelidae.

Documented distribution

Source distribution statements, not a complete range map. A listed locality is not necessarily a place of origin.

South America

Source literature & publication evidence

References attached to this source record, including nomenclatural citations where supplied. This is a selected bibliography; abbreviated citations remain in the source’s form.

  1. https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=572942 Source fields: Taxon.tsv dwc:namePublishedIn, Taxon.tsv dcterms:references

Origins, evidence & remaining research

Name authority and publication references document nomenclature where the source supplies it. They do not establish evolutionary origins or the earliest fossil occurrence.

Specimen-level evidence, morphology, ecological research, phylogenetic studies, a comprehensive bibliography and a located literary passage have not yet been compiled for this record.

Dataset citation & attribution

This exact taxon in ChecklistBank · Catalogue of Life 2026-09-11

Catalogue of Life 2026-09-11; dataset 316321; doi:10.48580/dgz5n. https://creativecommons.org/licenses/by/4.0/ . Retrieved 5 October 2026.

Stable key: col:C5QM. Classification follows source parent identifiers. English common names may vary by region.