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Phoberodon

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(Redirected from Phoberodon arctirostris) Extinct genus of cetaceans

Phoberodon
Temporal range: Burdigalian PreꞒ O S D C P T J K Pg N
Holotype skull
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Artiodactyla
Infraorder: Cetacea
Superfamily: Platanistoidea
Family: Squalodontidae
Genus: Phoberodon
Cabrera, 1926
Type species
Phoberodon arctirostris
Cabrera, 1926
Species
  • P. arctirostris Cabrera 1926 (type)

Phoberodon is a genus of archaic odontocete cetacean from the Early Miocene (Burdigalian) of Patagonia, Argentina.

Taxonomy and description

Phoberodon was described in 1926 from a partially complete skeleton with skull (holotype MLP 5-4) lacking the earbones, which was found in the Colhuehuapian Gaiman Formation of Chubut Province, Argentina. Subsequent authors either followed Cabrera (1926) in classifying Phoberodon as a squalodontid, or considered it a relative of Waipatia although the genus was included in any cladistic analysis of archaic odontocetes. However, known specimens lack a periotic, which incorporates most defining synapomorphies of Squalodontidae, and Viglino et al. (2018) recovered Phoberodon as distantly related to Squalodon.

References

  1. A. Cabrera. 1926. Cetaceos fossiles del Museo de La Plata. Revista del Museo de La Plata 29:363-411
  2. Simpson GG. 1945. The principles of classification and a classification of mammals. Bulletin of the American Museum of Natural History 85: 1–350
  3. M. A. Cozzuol. 1996. The record of aquatic mammals in southern South America. Munchner Geowissenshaftliche Abhandlungen. A, Geoligie und Palaontologie 30:321-342
  4. Fordyce RE. 1994. Waipatia maerewhenua, new genus and new species (Waipatiidae, new family), an archaic Late Oligocene dolphin (Cetacea: Odontoceti: Platanistoidea) from New Zealand. Proceedings of the San Diego Museum of Natural History 29: 147–176.
  5. C. Muizon. 1994. Are the squalodonts related to the platanistoids?. Proceedings of the San Diego Society of Natural History 29:135-146
  6. Mariana Viglino, Mónica R Buono, R Ewan Fordyce, José I Cuitiño, Erich M G Fitzgerald, 2018. Anatomy and phylogeny of the large shark-toothed dolphin Phoberodon arctirostris Cabrera, 1926 (Cetacea: Odontoceti) from the early Miocene of Patagonia (Argentina). Zoological Journal of the Linnean Society zly053, https://doi.org/10.1093/zoolinnean/zly053
Odontocete genera
Odontoceti
Odontoceti
Xenorophidae
Waipatiidae
Squalodontidae
Squaloziphiidae
Eurhinodelphinidae
Crown-Odontoceti
    • see below↓
Crown-Odontoceti
Physeteroidea
Kogiidae
Physeteridae
Platanistoidea
Allodelphinidae?
Squalodelphinidae?
Platanistidae
Ziphiidae
Berardiinae
Ziphiinae
Hyperoodontinae
Delphinida
    • see below↓
Delphinida
Delphinida
Kentriodontidae
Lipotidae
Inioidea
Iniidae
Pontoporiidae
Delphinoidea
Monodontidae
Phocoenidae
Delphinidae
Lissodelphininae
Delphininae
Globicephalinae
Taxon identifiers
Phoberodon
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