Sciurognathi

E200191

Sciurognathi is a suborder of rodents that includes squirrels, beavers, and related species characterized by a distinctive jaw and skull structure adapted for gnawing.

All labels observed (2)

Label Occurrences
Sciurognathi canonical 2
Pteromyini 1

How this entity was disambiguated

Statements (46)

Predicate Object
instanceOf suborder of mammals
taxon
adaptedFor gnawing
belongsToClade Glires
class Mammalia
contrastedWith Hystricognathi
distinguishedBy angular process of dentary in line with rest of jaw
gnathicType sciurognathous
hasCharacteristic distinctive jaw and skull structure adapted for gnawing
infraorbital foramen not enlarged for passage of masseter muscle
masseter muscle originates mainly on zygomatic arch
sciurognathous lower jaw
hasDentalFormulaFeature ever-growing incisors
hasEtymology derived from Latin "sciurus" (squirrel) and Greek "gnathos" (jaw)
hasTemporalRange Cenozoic
includesOrganism New World porcupines
beavers
dormice
jerboas
kangaroo rats
mice
pocket gophers
porcupines
rats
springhares
squirrels
includesTaxon Anomaluridae
Castoridae
Cricetidae
Dipodidae
Erethizontidae
Geomyidae
Gliridae
Heteromyidae
Hystricidae
Muridae
Pedetidae
Sciuridae
infraclass Eutheria
kingdom Animalia
order Rodentia
parentTaxon Rodentia
phylum Chordata
superorder Euarchontoglires
taxonRank suborder
usedIn rodent jaw morphology classification

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Rodentia hasSuborder Sciurognathi
Sciurinae includesTribe Sciurognathi
this entity surface form: Pteromyini
Hystricognathi distinguishedFrom Sciurognathi