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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Nannolithax was named by Kellogg (1931) [Sepkoski's age data: T Mi-m]. It is not extant. Its type is Nannolithax gracilis.
It was assigned to Delphinidae by Kellogg (1931), Simpson (1945), Ginsburg and Janvier (1971) and Ginsburg and Janvier (1975); to Kentriodontidae by Bianucci and Varola (1994); to Autoceta by McKenna and Bell (1997); to Delphinoidea by de Muizon (1988) and Fordyce and de Muizon (2001); to Cetacea by Sepkoski (2002); to Delphinida by Uhen et al. (2008); and to Odontoceti by Barnes (1977), Carroll (1988) and Whitmore and Kaltenbach (2008).
It was assigned to Delphinidae by Kellogg (1931), Simpson (1945), Ginsburg and Janvier (1971) and Ginsburg and Janvier (1975); to Kentriodontidae by Bianucci and Varola (1994); to Autoceta by McKenna and Bell (1997); to Delphinoidea by de Muizon (1988) and Fordyce and de Muizon (2001); to Cetacea by Sepkoski (2002); to Delphinida by Uhen et al. (2008); and to Odontoceti by Barnes (1977), Carroll (1988) and Whitmore and Kaltenbach (2008).
Species
N. gracilis (type species)
Synonymy list
Year | Name and author |
---|---|
1931 | Nannolithax Kellogg p. 386 figs. Fig. 123-124 |
1945 | Nannolithax Simpson p. 103 |
1971 | Nannolithax Ginsburg and Janvier p. 177 |
1975 | Nannolithax Ginsburg and Janvier p. 87 |
1977 | Nannolithax Barnes p. 327 |
1988 | Nannolithax Carroll |
1988 | Nannolithax de Muizon p. 162 |
1994 | Nannolithax Bianucci and Varola p. 202 |
1997 | Nannolithax McKenna and Bell p. 371 |
2001 | Nannolithax Fordyce and de Muizon p. 179 |
2002 | Nannolithax Sepkoski |
2008 | Nannolithax Uhen et al. p. 585 |
2008 | Nannolithax Whitmore and Kaltenbach p. 208 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: subo = suborder, o = order | |||||
Reference: Uhen 2004 |
Collections (4 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Aquitanian - Langhian | USA (North Carolina) | N. sp. (48887) | |
Langhian | USA (California) | N. gracilis (13297) | |
Langhian | France (Maine-et-Loire) | N. gracilis (148396) | |
Serravallian - Tortonian | France (Maine-et-Loire) | N. gracilis (54136) |