Limnocyoninae - Misplaced Pages

Extinct family of mammals

Limnocyoninae Temporal range: 57.0–37.2 Ma PreꞒ Ꞓ O S D C P T J K Pg N Late Paleocene to Late Eocene

Skull of Limnocyon verus

lower jaw of Prolimnocyon antiquus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Hyaenodonta
Family:	†Hyaenodontidae
Subfamily:	†Limnocyoninae Wortman, 1902
Type genus
†Limnocyon Marsh, 1872
Genera
†Iridodon †Limnocyon †Oxyaenodon †Prolaena †Prolimnocyon †Thinocyon
Synonyms
list of synonyms: Limnocyoninae (Wortman, 1902) Limnocyonini (Van Valen, 1966) Limnocyononae (Lavrov, 1999) Limnocyontidae (Savage, 1973)

Limnocyoninae ("swamp dogs") is a subfamily of extinct predatory mammals from extinct order Hyaenodonta. Fossil remains of these mammals are known from late Paleocene to late Eocene deposits in North America and Asia. Limnocyonines had only two molars in the upper and lower dentition.

Classification and phylogeny

Taxonomy

Family: †Limnocyonidae (Wortman, 1902)
- Genus: †Iridodon (Morlo & Gunnell, 2003)
  - †Iridodon datzae (Morlo & Gunnell, 2003)
- Genus: †Limnocyon (Marsh, 1872)
  - †Limnocyon cuspidens (Morlo & Gunnell, 2005)
  - †Limnocyon potens (Matthew, 1909)
  - †Limnocyon verus (Marsh, 1872)
- Genus: †Oxyaenodon (Matthew, 1899)
  - †Oxyaenodon dysodus (Matthew, 1899)
- Genus: †Prolaena (Xu, 1979)
  - †Prolaena parva (Xu, 1979)
- Genus: †Prolimnocyon (Matthew & Granger, 1915)
  - †Prolimnocyon antiquus (Matthew & Granger, 1915)
  - †Prolimnocyon atavus (Matthew & Granger, 1915)
  - †Prolimnocyon chowi (Meng, 1998)
  - †Prolimnocyon eerius (Gingerich, 1989)
  - †Prolimnocyon haematus (Gingerich & Deutsch, 1989)
- Genus: †Thinocyon (Marsh, 1872)
  - †Thinocyon medius (Wortman, 1902)
  - †Thinocyon velox (Marsh, 1872)

References

J. L. Wortman (1902.) "Studies of Eocene Mammalia in the Marsh Collection, Peabody Museum." The American Journal of Science, series 4 13:197-206
L. Van Valen (1966.) "Deltatheridia, a new order of Mammals." Bulletin of the American Museum of Natural History 132(1):1-126
A. V. Lavrov (1999.) "Adaptive Radiation of Hyaenodontinae (Creodonta, Hyaenodontidae) of Asia." in 6th Congress of the Theriological Society, Moscow, April 13–16, p. 138 .
Savage, R. J. G. (1973). "Megistotherium, gigantic hyaenodont from Miocene of Gebel Zelten, Libya". Bulletin of the British Museum (Natural History), Geology. 22 (7): 483–511. doi:10.5962/p.150151.
McKenna, Malcolm C.; Bell, Susan K. (1997). Classification of Mammals Above the Species Level. New York: Columbia University Press. ISBN 978-0-231-11012-9. Retrieved 16 March 2015.
M. Morlo and G. F. Gunnell (2005.) "New species of Limnocyon (Mammalia, Creodonta) from the Bridgerian (middle Eocene)." Journal of Vertebrate Paleontology 25(1):251-255

Mammals of clade Pan-Carnivora

Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Infraclass: Placentalia
Superorder: Laurasiatheria
Clade: Scrotifera
Grandorder: Ferungulata
Mirorder: Ferae

Pan-Carnivora

Carnivoramorpha	See Carnivoramorpha below ↓
†Hyaenodonta	See Hyaenodonta below ↓
†Oxyaenodonta	See Oxyaenodonta below ↓
†Wyolestidae	†Wyolestes
†Simidectes †Altacreodus †Tinerhodon

†Hyaenodonta

†Hyaenodontoidea

†Hyaenodontidae	†Alienetherium †Boritia †Cartierodon †Consobrinus †Cynohyaenodon †Eurotherium †Hyaenodon †Leonhardtina †Matthodon †Neosinopa †Oxyaenoides †Paenoxyaenoides †Paracynohyaenodon †Praecodens †Preregidens †Prodissopsalis †Propterodon †Protoproviverra †Quercytherium

†Afro‑Arabian
clade

†Maocyon/Orienspterodon clade

†Maocyon
†Orienspterodon

†Apterodontinae

†Apterodon
†Quasiapterodon

†Hyainailourinae

†Leakitherium †Megistotherium †Mlanyama †Metapterodon †Pakakali †Paroxyaena †Simbakubwa
†Akhnatenavus clade	†Akhnatenavus †Hemipsalodon †Ischnognathus
†Hyainailourini	†Exiguodon †Falcatodon †Hyainailouros †Parapterodon †Sectisodon †Sivapterodon †Isohyaenodon †Kerberos †Pterodon

†Prionogalidae

†Teratodontinae

other representatives

†Eoproviverra †Gazinocyon †Pyrocyon
†Arfia clade	†Arfia
†Galecyon clade	†Galecyon
†Lahimia clade	†Boualitomus †Lahimia
†Limnocyonidae	†Iridodon †Limnocyon †Oxyaenodon †Prolaena †Prolimnocyon †Thinocyon
†Sinopidae	†Acarictis †Prototomus †Sinopa

ichnotaxa
of Hyaenodonta

†Oxyaenodonta

†Oxyaenidae

†Machaeroidinae	†Apataelurus †Diegoaelurus †Isphanatherium †Machaeroides
†Oxyaeninae	†Argillotherium †Dipsalidictis †Malfelis †Oxyaena †Patriofelis †Protopsalis †Sarkastodon
†Palaeonictinae	†Ambloctonus †Dipsalodon †Palaeonictis
†Tytthaeninae	†Tytthaena

Carnivoramorpha

Carnivoraformes
(Clade "A")

Clade "B"

†Messelogale †Miocyon †Simamphicyon †Uintacyon †Xinyuictis †Zodiocyon
†Quercygalidae	†Quercygale
†Gracilocyon/Oodectes clade	†Eogale †Gracilocyon †Oodectes †Paramiacis †Paroodectes

Clade "C"

Clade "D"

†Ceruttia
†Harpalodon
†Lycarion
†Neovulpavus
†Procynodictis
†Prodaphaenus
†Tapocyon
†Walshius

Carnivora
(Clade "E")

Caniformia	(See Caniformia)
Feliformia	(See Feliformia)

other representatives

†Africtis
†Dawsonicyon
†Miacis

ichnotaxa of
Carnivoraformes

†Falcatipes

†Viverravoidea

†Viverravidae

†Orientictis †Pappictidops †Preonictis †Variviverra
†Didymictinae	†Bryanictis †Didymictis †Intyrictis †Pristinictis †Protictis †Raphictis
†Ictidopappinae	†Ictidopappus
†Viverravinae	†Simpsonictis †Viverravus †Viverriscus

Incertae sedis

†Ravenictis

Taxon identifiers
Limnocyonidae	Wikidata: Q33138343 GBIF: 6142028 Open Tree of Life: 4143308 Paleobiology Database: 40949

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