Dimetrodon
E686180
Dimetrodon is an extinct sail-backed synapsid from the Early Permian period, often mistaken for a dinosaur but more closely related to mammals.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
extinct animal
ⓘ
sail-backed tetrapod ⓘ synapsid ⓘ |
| belongsToClade |
non-mammalian synapsids
ⓘ
pelycosaurs ⓘ |
| bodyLength |
about 15 feet
ⓘ
up to about 4.6 meters ⓘ |
| class | Synapsida NERFINISHED ⓘ |
| describedBy | Edward Drinker Cope NERFINISHED ⓘ |
| diet | carnivorous ⓘ |
| extinctionStatus | extinct ⓘ |
| family | Sphenacodontidae NERFINISHED ⓘ |
| firstAppearance | Early Permian ⓘ |
| fossilsFoundIn |
Europe
NERFINISHED
ⓘ
Germany NERFINISHED ⓘ North America NERFINISHED ⓘ Oklahoma NERFINISHED ⓘ Texas NERFINISHED ⓘ |
| geologicalFormation | Red Beds of Texas and Oklahoma NERFINISHED ⓘ |
| hasAnatomicalFeature |
elongated neural spines
ⓘ
large skull ⓘ neural spine sail ⓘ sharp teeth ⓘ |
| hasNotableSpecies |
Dimetrodon grandis
NERFINISHED
ⓘ
Dimetrodon milleri NERFINISHED ⓘ Dimetrodon natalis NERFINISHED ⓘ |
| isNot | dinosaur ⓘ |
| isOftenMistakenFor | dinosaur ⓘ |
| kingdom | Animalia ⓘ |
| livedApproximately |
272 million years ago
ⓘ
295 million years ago ⓘ |
| livedIn | terrestrial environments ⓘ |
| locomotion | quadrupedal ⓘ |
| moreCloselyRelatedTo | mammals ⓘ |
| order | Sphenacodontia NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| preysOn | smaller vertebrates ⓘ |
| reproduction | oviparous ⓘ |
| sailFunctionHypothesis |
display
ⓘ
species recognition ⓘ thermoregulation ⓘ |
| skullType | synapsid skull with single temporal fenestra ⓘ |
| subgroupOf | Sphenacodontinae NERFINISHED ⓘ |
| taxonRank | genus ⓘ |
| temporalRangeStart | Cisuralian NERFINISHED ⓘ |
| timePeriod | Permian NERFINISHED ⓘ |
| trophicLevel | apex predator ⓘ |
| typeSpecies | Dimetrodon limbatus NERFINISHED ⓘ |
| yearDescribed | 1878 ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.