| Percrocutidae Temporal range:Middle Miocene toLate Pliocene | |
|---|---|
| Dinocrocuta gigantea skull cast,Zoological Museum in Copenhagen | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Carnivora |
| Superfamily: | Herpestoidea |
| Family: | †Percrocutidae Werdelin & Solounias, 1991 |
| Genera | |
Percrocutidae is an extinct family ofhyena-likefeliformcarnivorans endemic toAsia,Africa, andSouthern Europe from theMiddle Miocene through thePliocene, existing for about8 million years.[1]
The first percrocutids are known from the middleMiocene of Europe andwestern Asia and belonged to the genusPercrocuta.Percrocuta already had largepremolars, but did not carry such a massive bite as the later formDinocrocuta, from the later Miocene.[2] Originally, these carnivores were placed with the hyenas in the familyHyaenidae. As of 2022[update], most scientists considered the Percrocutidae to be a distinct family that evolved their morphology similar to hyenas dueconvergent evolution,[3] - although they are usually placed sister-taxa/immediate outgroup to Hyaenidae.[4] Sometimes it was placed with the familyStenoplesictidae into the superfamilyStenoplesictoidea. A 2022 study placedDinocrocuta andPercrocuta as true hyaenids, which if correct would invalidate the family Percrocutidae.[3]
Percrocuta was first considered as a side-branch outside of Hyaenidae by Thenius in 1966.[5] It was later named as a different subfamily, Percrocutinae, of Hyaenidae in 1976, and at that time was proposed to includePercrocuta,Adcrocuta eximia, andAllohyaena kadici.[6]Dinocrocuta was elevated from a subgenus to a full genus in 1988.[7]
The family Percrocutidae was formally elevated in 1991, to include the generaPercrocuta,Dinocrocuta,Belbus andAllohyaena.[8]
Later studies have suggested thatBelbus andAllohyaena are true hyaenids and not percrocutids.[9]
| Family | Image | Genus | Species |
|---|---|---|---|
| †Percrocutidae | †Dinocrocuta(Schmidt-Kittler, 1975) |
| |
| †Percrocuta(Kretzoi, 1938) |
|
The list follows McKenna and Bell'sClassification of Mammals for prehistoric genera (1997).[10] In contrast to McKenna and Bell's classification, they are not included as a subfamily into the Hyaenidae but as a separate family Percrocutidae.
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