NATURAL HISTORY · CATALOGUE RECORD
Oustalet's Red Colobus
Piliocolobus oustaleti (Trouessart, 1906)
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.
Open encyclopedia reference
Oustalet's red colobus (Piliocolobus oustaleti) is a species of red colobus monkey. It lives in various types of forest in southern South Sudan, southern Central African Republic, northern Democratic Republic of the Congo and northeastern Republic of the Congo. It eats leaves, fruit, flowers, buds and possibly seeds. Males have a head and body length of between 45.9 and 68 cm (18.1 and 26.8 in) with a tail length of between 55.5 and 73 cm (21.9 and 28.7 in). Females have a head and body length of between 52 and 64 cm (20 and 25 in) with a tail length of between 68 and 73 cm (27 and 29 in). Males weigh about 12.5 kg (28 lb) and females weigh about 8.2 kg (18 lb).
Wikipedia contributors, Oustalet's red colobus; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T09:46:20.421181+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Piliocolobus oustaleti (Trouessart, 1906)
- Name authority
- (Trouessart, 1906)
- Common name
- Oustalet's Red Colobus
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Mammalia
- Order
- Primates
- Family
- Cercopithecidae
- Genus
- Piliocolobus
- 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.
- domainEukaryota (Chatton, 1925) Whittaker & Margulis, 1978
- kingdomAnimalia
- phylumChordata
- subphylumVertebrata
- infraphylumGnathostomata
- parvphylumOsteichthyes
- megaclassTetrapoda
- classMammalia Linnaeus, 1758
- subclassTheria Parker & Haswell, 1897
- infraclassEutheria Gill, 1872
- orderPrimates Linnaeus, 1758
- suborderHaplorrhini Pocock, 1918
- infraorderSimiiformes Haeckel, 1866
- superfamilyCercopithecoidea Gray, 1821
- familyCercopithecidae Gray, 1821
- subfamilyColobinae Jerdon, 1867
- tribeColobini Jerdon, 1867
- genusPiliocolobus Rochebrune, 1877
- speciesPiliocolobus oustaleti (Trouessart, 1906)
Close classified relatives
These entries share the source’s genus, Piliocolobus. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Upper Guinea Red ColobusPiliocolobus badius (Kerr, 1792) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Central African Red ColobusPiliocolobus foai (de Pousargues, 1899) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Udzungwa Red ColobusPiliocolobus gordonorum (Matschie, 1900) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Zanzibar Red ColobusPiliocolobus kirkii (Gray, 1868) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Lang's Red ColobusPiliocolobus langi (J. A. Allen, 1925) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Ulindi River Red ColobusPiliocolobus lulindicus Matschie, 1914 | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Preuss's Red ColobusPiliocolobus preussi Matschie, 1900 | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Semliki Red ColobusPiliocolobus semlikiensis (Colyn, 1991) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Ashy Red ColobusPiliocolobus tephrosceles (Elliot, 1907) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Thollon's Red ColobusPiliocolobus tholloni A. Milne-Edwards, 1886 | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Miss Waldron's Red ColobusPiliocolobus waldronae (Hayman, 1936) | CercopithecidaeChordata | Accepted speciesRecorded extant |
| Lomami Red ColobusPiliocolobus parmentieri (Colyn & Verheyen, 1987) | CercopithecidaeChordata | Accepted speciesRecorded extant |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Piliocolobus foai oustaleti (Trouessart, 1906) (Trouessart, 1906) | synonym |
| Colobus brunneus Lönnberg, 1919 Lönnberg, 1919 | synonym |
| Colobus nigrimanus Trouessart, 1906 Trouessart, 1906 | synonym |
| Colobus powelli Matschie, 1913 Matschie, 1913 | synonym |
| Colobus umbrinus Matschie, 1914 Matschie, 1914 | synonym |
| Colobus schubotzi Matschie, 1914 Matschie, 1914 | synonym |
Documented distribution
Source distribution statements, not a complete range map. A listed locality is not necessarily a place of origin.
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.
- https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=944243 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. A suitable sourced image remains to be added.
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:4HTQT. Classification follows source parent identifiers. English common names may vary by region.