Sciurillus pusillus

E219606

mammal species of rodent tree squirrel vertebrate

Sciurillus pusillus, commonly known as the neotropical pygmy squirrel, is a tiny South American tree squirrel and the sole living representative of its subfamily.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Sciurillus	4
Sciurillus pusillus canonical	2
Neotropical pygmy squirrel	1

How this entity was disambiguated

This entity first appeared as the object of triple T1852555 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Sciurillus pusillus
Context triple: [Sciurillinae, containsTaxon, Sciurillus pusillus]

A. Sciurotamias
Sciurotamias is a genus of rock squirrels native to mountainous regions of China, known for their adaptation to rocky habitats.
B. Nesospiza
Nesospiza is a small genus of seed-eating tanagers endemic to the Tristan da Cunha archipelago in the South Atlantic Ocean.
C. Eutamias
Eutamias is a genus of small ground-dwelling rodents commonly known as chipmunks, found primarily in Eurasia.
D. Pteromys
Pteromys is a genus of flying squirrels known for their gliding membranes and nocturnal, arboreal lifestyle across parts of Europe and Asia.
E. Sciurognathi
Sciurognathi is a suborder of rodents that includes squirrels, beavers, and related species characterized by a distinctive jaw and skull structure adapted for gnawing.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Sciurillus pusillus
Target entity description: Sciurillus pusillus, commonly known as the neotropical pygmy squirrel, is a tiny South American tree squirrel and the sole living representative of its subfamily.

A. Sciurotamias
Sciurotamias is a genus of rock squirrels native to mountainous regions of China, known for their adaptation to rocky habitats.
B. Dremomys
Dremomys is a genus of forest-dwelling rodents commonly known as Asian red-cheeked squirrels, found primarily in South and Southeast Asia.
C. Exilisciurus
Exilisciurus is a genus of small Southeast Asian dwarf squirrels in the family Sciuridae.
D. Nesospiza
Nesospiza is a small genus of seed-eating tanagers endemic to the Tristan da Cunha archipelago in the South Atlantic Ocean.
E. Eutamias
Eutamias is a genus of small ground-dwelling rodents commonly known as chipmunks, found primarily in Eurasia.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	mammal ⓘ species of rodent ⓘ tree squirrel ⓘ vertebrate ⓘ
authority	(É. Geoffroy, 1803) ⓘ
belongsTo	Neotropics ⓘ linked to: Neotropical realm
binomialName	Sciurillus pusillus ⓘ
bodySize	very small ⓘ
class	Mammalia ⓘ
commonName	Neotropical pygmy squirrel ⓘ linked to: Sciurillus pusillus neotropical pygmy squirrel ⓘ
conservationStatusSystem	IUCN Red List ⓘ linked to: IUCN Red List of Threatened Species
diet	fruits ⓘ insects ⓘ omnivorous ⓘ seeds ⓘ
ecologicalNiche	arboreal ⓘ
endemicRegion	Amazon Basin ⓘ
family	Sciuridae ⓘ
foundIn	Brazil ⓘ Colombia ⓘ Ecuador ⓘ Peru ⓘ Venezuela ⓘ
genus	Sciurillus ⓘ linked to: Sciurillus pusillus
habitat	lowland forest ⓘ tree canopy ⓘ tropical rainforest ⓘ
hasFurColor	brownish ⓘ grayish ⓘ
hasTail	bushy tail ⓘ
kingdom	Animalia ⓘ
lifestyle	arboreal ⓘ diurnal ⓘ
locomotion	climbing ⓘ leaping ⓘ
nativeTo	South America ⓘ
notableFor	being one of the smallest squirrels ⓘ being the sole living representative of subfamily Sciurillinae ⓘ
order	Rodentia ⓘ
phylum	Chordata ⓘ
reproduction	viviparous ⓘ
sensoryAdaptation	good hearing ⓘ good vision ⓘ
subfamily	Sciurillinae ⓘ
taxonRank	species ⓘ

How these facts were elicited