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Taxonomy
Iniana was named by Gray (1846). It is extant. It was considered monophyletic by Gill (1873).
It was synonymized subjectively with Paninia by Pyenson et al. (2015); it was reranked as the family Iniidae by Gray (1866), Gray (1868), Gray (1871), Gill (1872), Gill (1873), True (1908), Miller (1923), Kellogg (1928), Hay (1930), Rensberger (1969), Kasuya (1973), Muizon (1984), Barnes et al. (1985), Cozzuol (1985), Cozzuol (1988), de Muizon (1988), Benton (1993), Fordyce and Barnes (1994), Fordyce et al. (1995), McKenna and Bell (1997), Rice (1998), Bergqvist et al. (1999), Fordyce and de Muizon (2001), Rice (2002), Geisler and Sanders (2003), Gingerich (2005), Mead and Brownell (2005), Bianucci and Landini (2007), Uhen et al. (2008), Rice (2009), Cozzuol (2010), Geisler et al. (2011), Valerio and Laurito (2012), Geisler et al. (2012), Marx et al. (2016), Berta (2017), Aguirre-Fernández et al. (2017), Lambert et al. (2018), Godfrey et al. (2021).
It was assigned to Delphinidae by Gray (1846); to Delphinoidea by Gray (1871); to Denticete by Gill (1872); to Denticete by Gray (1866), Gill (1873); to Odontocete by Hay (1930); to Delphinoidea by Gray (1868), McKenna and Bell (1997); to Platanistoidea by Kasuya (1973), Barnes et al. (1985), Cozzuol (1985), Cozzuol (1988), Geisler and Sanders (2003); to Odontoceti by True (1908), Miller (1923), Kellogg (1928), Rensberger (1969), Benton (1993), Fordyce and Barnes (1994), Fordyce et al. (1995), Rice (1998), Bergqvist et al. (1999), Rice (2002), Mead and Brownell (2005); to Delphinida by Uhen et al. (2008); and to Inioidea by Muizon (1984), de Muizon (1988), Fordyce and de Muizon (2001), Gingerich (2005), Bianucci and Landini (2007), Rice (2009), Cozzuol (2010), Geisler et al. (2011), Valerio and Laurito (2012), Geisler et al. (2012), Marx et al. (2016), Berta (2017), Aguirre-Fernández et al. (2017), Lambert et al. (2018), Godfrey et al. (2021).
It was synonymized subjectively with Paninia by Pyenson et al. (2015); it was reranked as the family Iniidae by Gray (1866), Gray (1868), Gray (1871), Gill (1872), Gill (1873), True (1908), Miller (1923), Kellogg (1928), Hay (1930), Rensberger (1969), Kasuya (1973), Muizon (1984), Barnes et al. (1985), Cozzuol (1985), Cozzuol (1988), de Muizon (1988), Benton (1993), Fordyce and Barnes (1994), Fordyce et al. (1995), McKenna and Bell (1997), Rice (1998), Bergqvist et al. (1999), Fordyce and de Muizon (2001), Rice (2002), Geisler and Sanders (2003), Gingerich (2005), Mead and Brownell (2005), Bianucci and Landini (2007), Uhen et al. (2008), Rice (2009), Cozzuol (2010), Geisler et al. (2011), Valerio and Laurito (2012), Geisler et al. (2012), Marx et al. (2016), Berta (2017), Aguirre-Fernández et al. (2017), Lambert et al. (2018), Godfrey et al. (2021).
It was assigned to Delphinidae by Gray (1846); to Delphinoidea by Gray (1871); to Denticete by Gill (1872); to Denticete by Gray (1866), Gill (1873); to Odontocete by Hay (1930); to Delphinoidea by Gray (1868), McKenna and Bell (1997); to Platanistoidea by Kasuya (1973), Barnes et al. (1985), Cozzuol (1985), Cozzuol (1988), Geisler and Sanders (2003); to Odontoceti by True (1908), Miller (1923), Kellogg (1928), Rensberger (1969), Benton (1993), Fordyce and Barnes (1994), Fordyce et al. (1995), Rice (1998), Bergqvist et al. (1999), Rice (2002), Mead and Brownell (2005); to Delphinida by Uhen et al. (2008); and to Inioidea by Muizon (1984), de Muizon (1988), Fordyce and de Muizon (2001), Gingerich (2005), Bianucci and Landini (2007), Rice (2009), Cozzuol (2010), Geisler et al. (2011), Valerio and Laurito (2012), Geisler et al. (2012), Marx et al. (2016), Berta (2017), Aguirre-Fernández et al. (2017), Lambert et al. (2018), Godfrey et al. (2021).
Subtaxa
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1846 | Iniana Gray p. 45 |
| 1866 | Iniidae Gray p. 226 |
| 1868 | Iniidae Gray p. 4 |
| 1871 | Iniidae Gray p. 63 |
| 1872 | Iniidae Gill p. 94 |
| 1873 | Iniidae Gill |
| 1894 | Pontoplanodidae Ameghino p. 437 |
| 1908 | Iniidae True p. 391 |
| 1923 | Iniidae Miller p. 40 |
| 1923 | Stenodelphininae Miller p. 40 |
| 1928 | Iniidae Kellogg p. 32 figs. Table 1 |
| 1930 | Iniidae Hay p. 582 |
| 1930 | Stenodelphininae Hay p. 593 |
| 1938 | Plicodontinia mourai Miranda-Ribeiro p. 319 figs. Plate 1 |
| 1945 | Stenodelphininae Simpson p. 101 |
| 1956 | Plicodontinia mourai Paula Couto p. 99 |
| 1960 | Stenodelphininae Fraser and Purves p. 112 figs. Figure 26 |
| 1966 | Stenodelphininae Gondar p. 140 |
| 1969 | Iniidae Rensberger |
| 1973 | Iniidae Kasuya p. 61 |
| 1984 | Iniidae Muizon p. 68 |
| 1985 | Iniidae Barnes et al. p. 25 |
| 1985 | Iniidae Cozzuol p. 42 |
| 1988 | Iniidae Cozzuol p. 39 |
| 1988 | Iniidae de Muizon p. 182 |
| 1993 | Iniidae Benton p. 762 |
| 1994 | Iniidae Fordyce and Barnes p. 429 figs. Table 1 |
| 1995 | Iniidae Fordyce et al. p. 380 |
| 1997 | Iniidae McKenna and Bell p. 387 |
| 1998 | Iniidae Rice |
| 1999 | Iniidae Bergqvist et al. p. 31 |
| 1999 | Plicodontinia mourai Bergqvist et al. p. 31 |
| 2001 | Iniidae Fordyce and de Muizon p. 179 |
| 2002 | Iniidae Rice p. 231 figs. Table 1 |
| 2003 | Iniidae Geisler and Sanders p. 28 |
| 2005 | Iniidae Gingerich p. 237 figs. Table 15.1 |
| 2005 | Iniidae Mead and Brownell p. 738 |
| 2007 | Iniidae Bianucci and Landini p. 46 figs. Table 2.1 |
| 2008 | Iniidae Uhen et al. p. 586 |
| 2009 | Iniidae Rice p. 235 figs. Table 1 |
| 2010 | Iniidae Cozzuol p. 203 |
| 2011 | Iniidae Geisler et al. p. 6 figs. Table 1 |
| 2012 | Iniidae Geisler et al. p. 207 figs. Figure 7 |
| 2012 | Iniidae Valerio and Laurito p. 153 |
| 2016 | Iniidae Marx et al. p. 131 |
| 2017 | Iniidae Aguirre-Fernández et al. |
| 2017 | Iniidae Berta p. 164 |
| 2018 | Iniidae Lambert et al. p. 6 |
| 2021 | Iniidae Godfrey et al. p. 276 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. Iniidae Gray 1846
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G. Inia d'Orbigny 1834
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Inia geoffrensis Blainville 1817
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Inia geoffrensis boliviensis d'Orbigny 1834
Invalid names: Delphinus amazonicus Spix and Martius 1831 [synonym], Delphinus frontatus Cuvier 1823 [synonym], Delphinus inia Rapp 1837 [synonym], Delphinus rostratus Cuvier 1812 [synonym], Inia amazonica Spix and Martins 1823 [synonym], Inia araguaiaensis Hrbek et al. 2014 [synonym], Sotallia pallida Sanborn 1949 [synonym]
Invalid names: Delphinus rostratus Shaw 1804 [nomen oblitum]
G. †Ischyrorhynchus Ameghino 1891
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†Ischyrorhynchus vanbenedeni Ameghino 1891
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Invalid names: Anisodelphis brevirostratus Rovereto 1915 [synonym]
Invalid names: Anisodelphis Rovereto 1915 [synonym]
G. †Saurocetes Burmeister 1871
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†Saurocetes argentinus Burmeister 1871
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Invalid names: Pontoplanodes obliquus Ameghino 1891 [synonym], Saurocetes obliquus Ameghino 1891 [synonym], Saurodelphis acutirostratus Rovereto 1915 [synonym]
†Saurocetes gigas Cozzuol 1988
Invalid names: Saurodelphis Burmeister 1891 [synonym]
Invalid names: Plicodontinia mourai Miranda-Ribeiro 1938 [nomen dubium], Pontoplanodidae Ameghino 1894 [invalid subgroup], Stenodelphinidae Miller 1923 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, o = order | |||||
| Reference: Uhen 2004 | |||||
Age range
Maximum range based only on fossils: base of the Burdigalian to the top of the Holocene or 20.45000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Collections (32 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Burdigalian | Venezuela (Falcon) | Iniidae indet. (43063) | |
| Burdigalian | Colombia | Iniidae indet. (163731) | |
| Burdigalian | Italy | Iniidae indet. (47427) | |
| Middle Miocene | Venezuela (Falcon) | Iniidae indet. (146404) | |
| Serravallian | Italy | Iniidae indet. (48656) | |
| Tortonian | Brazil (Acre) | Ischyrorhynchus sp., Saurocetes sp., Ischyrorhynchus vanbenedeni, Plicodontinia mourai (55602) | |
| Tortonian | USA (Florida) | Goniodelphis hudsoni (45469) | |
| Tortonian | Argentina (Entre Rios) | Saurocetes argentinus, Ischyrorhynchus vanbenedeni, Anisodelphis brevirostratus, Saurocetes obliquus, Saurodelphis acutirostratus (13522) | |
| Late/Upper Miocene | Venezuela (Falcon) | Ischyrorhynchus sp. (146424) | |
| Late/Upper Miocene | Brazil | Inia sp. (141848) Plicodontinia mourai (57989) | |
| Late/Upper Miocene | Venezuela | Ischyrorhynchus sp., Saurocetes sp. (92751) Ischyrorhynchus vanbenedeni (181308) | |
| Late/Upper Miocene | Uruguay | Saurocetes argentinus (80364) | |
| Tortonian - Messinian | Angola | Kwanzacetus khoisani (196403) | |
| Hemphillian | Costa Rica (Limón) | Goniodelphis sp. (122044) | |
| Late/Upper Hemphillian | USA (Florida) | Goniodelphis hudsoni (18532) | |
| Late/Upper Hemphillian - Zanclean | USA (Florida) | Goniodelphis hudsoni (18535) | |
| Huayquerian | Argentina (Entre Rios) | Iniidae indet., Saurodelphis gigas (55600) | |
| Messinian | Libya | Iniinae indet. (52581) | |
| Messinian | Panama | Isthminia panamensis (172931) | |
| Early/Lower Pliocene | Venezuela | Ischyrorhynchus vanbenedeni (127083) | |
| Zanclean | Venezuela (Falcon) | Iniidae indet. (155791) | |
| Zanclean | USA (Florida) | Goniodelphis hudsoni (154720) | |
| Pliocene | Mexico (Baja California) | Stenodelphininae indet. (57981) | |
| Pliocene | USA (North Carolina) | Meherrinia isoni, Isoninia borealis (123861) | |
| Late/Upper Pliocene | Argentina (Buenos Aires) | Saurodelphis sp. (213136) | |
| Quaternary | Brazil (Acre) | Inia sp. (137876) | |
| Late/Upper Pleistocene | Brazil (Rondonia) | Inia sp. (123975) | |
| Holocene | Brazil (Goias) | Inia araguaiaensis (154316) | |
| Holocene | Brazil | Inia geofferensis (168588) Inia geoffrensis (68027) |