Metaxytherium floridanum Hay 1922 (dugong)

Mammalia - Sirenia - Dugongidae

Alternative combination: Felsinotherium floridanum

Synonyms: Felsinotherium ossivallense Simpson 1932, Metaxytherium ossivalense Simpson 1932, Metaxytherium ossivallense Simpson 1932

Full reference: O. P. Hay. 1922. Description of a new fossil sea cow from Florida, Metaxytherium floridanum. Proceedings of the United States National Museum 61(17):1-4

Belongs to Metaxytherium according to M. Voss 2014

See also Domning 1988, Domning 1994, Domning 1996, Domning 2008, Domning 2018, Fondi and Pacini 1974, Hay 1930, Reinhart 1976, Sherman 1952 and Simpson 1932

Sister taxa: Felsinotherium gunteri, Metaxytherium albifontanum, Metaxytherium aquitaniae, Metaxytherium arctodites, Metaxytherium beaumontii, Metaxytherium crataegense, Metaxytherium krahuletzi, Metaxytherium lovisati, Metaxytherium medium, Metaxytherium meyeri, Metaxytherium riveroi, Metaxytherium serresii, Metaxytherium subapenninum

Type specimens:

  • Metaxytherium floridanum: USNM 7221, a maxilla. Its type locality is Prairie Pebble Phosphate Co., which is in a Serravallian lagoonal sandstone in the Peace River Formation of Florida.
  • Felsinotherium ossivallense: AMNH 26805.

Ecology: aquatic herbivore

Distribution:

• Hemphillian of United States (2: Florida collections)

• Miocene of United States (8: Florida, Virginia)

Total: 10 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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