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Tuarangisaurus
Taxonomy
Tuarangisaurus was named by Wiffen and Moisley (1986) [Sepkoski's age data: K Camp K Maes].
It was assigned to Plesiosauria by Sepkoski (2002); to Elasmosauridae by Wiffen and Moisley (1986), Carpenter (1999), Sachs (2005), Mateus et al. (2012), Otero et al. (2012), O'Gorman et al. (2017), Hiller et al. (2017), Otero et al. (2018); and to Weddellonectia by O'Gorman (2019).
It was assigned to Plesiosauria by Sepkoski (2002); to Elasmosauridae by Wiffen and Moisley (1986), Carpenter (1999), Sachs (2005), Mateus et al. (2012), Otero et al. (2012), O'Gorman et al. (2017), Hiller et al. (2017), Otero et al. (2018); and to Weddellonectia by O'Gorman (2019).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1986 | Tuarangisaurus Wiffen and Moisley |
| 1999 | Tuarangisaurus Carpenter p. 168 fig. 15 |
| 2002 | Tuarangisaurus Sepkoski |
| 2005 | Tuarangisaurus Sachs |
| 2012 | Tuarangisaurus Mateus et al. |
| 2012 | Tuarangisaurus Otero et al. |
| 2017 | Tuarangisaurus Hiller et al. |
| 2017 | Tuarangisaurus O'Gorman et al. p. 120 |
| 2018 | Tuarangisaurus Otero et al. p. 216 |
| 2019 | Tuarangisaurus O'Gorman |
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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.
G. †Tuarangisaurus Wiffen and Moisley 1986
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†Tuarangisaurus keyesi Wiffen and Moisley 1986
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. Wiffen and W. L. Moisley 1986 | Articulated elasmosaur skull 370 mm in length. Premaxillaries fused, with low central ridge. 5 large teeth in premaxillary. Maxillary teeth smaller, with 15 (estimated) alveoli present. Suture with premaxillary after 5th tooth. 19-20 dentary teeth. Mandibular symphysis short, extending back between 2nd and 3rd alveoli. Beak index short. No parietal foramen. Atlas/axis fused. |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Late/Upper Campanian to the top of the Early/Lower Maastrichtian or 83.50000 to 66.00000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian | New Zealand (South Island) | Mauisaurus haastii (231246) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | New Zealand (Hawke's Bay) | T. keyesi (27887 232250) | |
| Late/Upper Campanian - Early/Lower Maastrichtian | New Zealand | T. keyesi (208367) | |
| Early/Lower Maastrichtian | Angola (Namibe) | T. sp. (106705) |