NATURAL HISTORY · CATALOGUE RECORD
Gray Monk Saki
Pithecia irrorata Gray, 1842
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
The Rio Tapajós saki or Gray's bald-faced saki (Pithecia irrorata) is a species of saki monkey, a type of New World monkey, from South America. It is found in parts of western Brazil, southeastern Colombia, southeastern Peru and possibly northern Bolivia.
Wikipedia contributors, Rio Tapajós saki; see linked history · CC BY-SA 4.0 . Plain-text lead excerpt, at most 180 words; no infobox or later sections Retrieved 2026-10-05T08:05:11.745991+00:00. This reference remains separate from the taxonomic record.
Identity & source status
- Scientific name
- Pithecia irrorata Gray, 1842
- Name authority
- Gray, 1842
- Common name
- Gray Monk Saki
- Rank
- species
- Accepted status
- accepted
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Mammalia
- Order
- Primates
- Family
- Pitheciidae
- Genus
- Pithecia
- 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
- familyPitheciidae Mivart, 1865
- subfamilyPitheciinae Mivart, 1865
- genusPithecia Desmarest, 1804
- speciesPithecia irrorata Gray, 1842
Close classified relatives
These entries share the source’s genus, Pithecia. They are not necessarily the closest relatives established by molecular evidence.
| Species | Classification | Source status |
|---|---|---|
| Golden-faced SakiPithecia chrysocephala I. Geoffroy Saint-Hilaire, 1850 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Isabel's SakiPithecia isabela Marsh, 2014 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Mittermeier's Tapajós SakiPithecia mittermeieri Marsh, 2014 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Guianan SakiPithecia pithecia (Linnaeus, 1766) | PitheciidaeChordata | Accepted speciesRecorded extant |
| Vanzolini's Bald-faced SakiPithecia vanzolinii Hershkovitz, 1987 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Geoffroy's Monk SakiPithecia monachus (É. Geoffroy Saint-Hilaire, 1812) | PitheciidaeChordata | Accepted speciesRecorded extant |
| Equatorial SakiPithecia aequatorialis Hershkovitz, 1987 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Cazuza's SakiPithecia cazuzai Marsh, 2014 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Hairy SakiPithecia hirsuta Spix, 1823 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Burnished SakiPithecia inusta Spix, 1823 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Miller's SakiPithecia milleri Allen, 1914 | PitheciidaeChordata | Accepted speciesRecorded extant |
| Napo SakiPithecia napensis Lönnberg, 1938 | PitheciidaeChordata | Accepted speciesRecorded extant |
Names & synonyms
Names explicitly linked to this accepted taxon in the source. Synonymy can change with revision.
| Recorded name | Source status |
|---|---|
| Pithecia irrorata irrorata Gray, 1842 Gray, 1842 | 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=572989 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:4JBH4. Classification follows source parent identifiers. English common names may vary by region.