Epoicotheriinae

Epoicotheriinae Temporal range: 53.0–30.9  Ma PreꞒ Ꞓ O S D C P T J K Pg N early Eocene - early Oligocene
Artist reconstruction of Xenocranium pileorivale compared to the size of a human hand.
skull of Pentapassalus pearcei
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Palaeanodonta
Family:	†Epoicotheriidae
Subfamily:	†Epoicotheriinae Simpson, 1927[1]
Type genus
†Epoicotherium Simpson, 1927
Genera
[see classification]

Epoicotheriinae ("strange beasts") is an

• Subfamily: †Epoicotheriinae (
  paraphyletic
  subfamily) (Simpson, 1927)
  • Genus: †Pentapassalus (Gazin, 1952)
    • †Pentapassalus pearcei (Gazin, 1952)
    • †Pentapassalus woodi (Guthrie, 1967)
  • Genus: †Tetrapassalus (Simpson, 1959)
    • †Tetrapassalus mckennai (Simpson, 1959)
    • †Tetrapassalus proius (West, 1973)
    • †Tetrapassalus sp. A [AMNH 10215] (Rose, 1978)
    • †Tetrapassalus sp. B (Robinson, 1963)
  • (unranked): †Epoicotherium/Xenocranium clade
    • Genus: †Epoicotherium (Simpson, 1927)
      • †Epoicotherium unicum (Douglass, 1905)
    • Genus: †Molaetherium (Storch & Rummel, 1999)
      • †Molaetherium heissigi (Storch & Rummel, 1999)
    • Genus: †Xenocranium (Colbert, 1942)
      • †Xenocranium pileorivale (Colbert, 1942)

Phylogenetic tree

The phylogenetic relationships of subfamily Epoicotheriinae are shown in the following cladogram:^[4][5][6]

Ferae	Pan-Carnivora  Pholidotamorpha  Pholidota (sensu stricto)  †Palaeanodonta  †Escavadodontidae  ?  †Melaniella †Ernanodontidae †Metacheiromys † Metacheiromyinae   †Palaeanodon †Brachianodon †Mylanodon †Propalaeanodontinae  ?  †Arcticanodon  †Pentapassalus  †Pentapassalus pearcei †Pentapassalus woodi †Alocodontulum †Auroratherium †Tubulodon †Dipassalus †Epoicotheriinae  †Tetrapassalus  †Tetrapassalus mckennai †Tetrapassalus proius †Tetrapassalus sp. A (AMNH 10215) †Tetrapassalus sp. B  †Xenocranium  †Xenocranium pileorivale  †Epoicotherium  †Epoicotherium unicum  †Molaetherium  †Molaetherium heissigi †Epoicotheriidae †Amelotabes  (Pholidota [sensu lato])	†Metacheiromyidae †Epoicotherium/Xenocranium clade

See also

• Mammal classification
• Epoicotheriidae

References