Goniodelphis

Extinct genus of mammals

Goniodelphis
Temporal range: Miocene
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Artiodactyla
Infraorder: Cetacea
Family: Iniidae
Genus: Goniodelphis
Allen, 1941

Goniodelphis hudsoni is an extinct iniid river dolphin[1] known from the waters of Florida during the Miocene ~14.9—11.5 through 9.1—8.7 Ma (AEO).

The fossil specimens were found in just four phosphate mines in Polk County, Florida. These mines were:

  • American Agricultural Chemical Company (Serravallian)
  • Fort Green (Hemphillian)
  • Payne Creek (Hemphillian)
  • Gardinier (Zanclean)

Taxonomy

Goniodelphis was named by Allen (1941). Its type is Goniodelphis hudsoni. It was considered monophyletic by Mark D. Uhen, Ph.D. of George Mason University in 2010. It was assigned to Delphinidae by Carroll (1988); and to Iniidae by Allen (1941), Kellogg (1944), de Muizon (1988), Morgan (1994), McKenna and Bell (1997), Hamilton et al. (2001), Fordyce and de Muizon (2001), Uhen et al. (2008) and Mark D. Uhen. [2]

References

  1. ^ Royal Society, Evolution of river dolphins, Healy Hamilton, Susana Caballero, Allen G. Collins and Robert L. Brownell, Jr. [1]
  2. ^ Paleobiology Database
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Odontocete genera
Xenorophidae
Waipatiidae
Squalodontidae
Squaloziphiidae
Eurhinodelphinidae
Crown-Odontoceti
    • see below↓
Physeteroidea
Kogiidae
Physeteridae
Allodelphinidae?
Squalodelphinidae?
Platanistidae
Berardiinae
Ziphiinae
Hyperoodontinae
Delphinida
    • see below↓
Kentriodontidae
Lipotidae
Iniidae
Pontoporiidae
Monodontidae
Phocoenidae
Lissodelphininae
Delphininae
Globicephalinae
Taxon identifiers
Goniodelphis