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Eubrontes platypus
Taxonomy
Amblonyx giganteus was named by Hitchcock (1858). It is considered to be a form taxon. Its type specimen is AC 13/4, a footprint, and it is a trace fossil. Its type locality is below Turners Falls, tracksite, which is in a Hettangian/Sinemurian fluvial-lacustrine sandstone/shale in the Portland Formation of Massachusetts.
It was recombined as Fulicopus giganteus by Hay (1902) and Hay (1930); it was recombined as Grallator (Eubrontes) platypus by Olsen and Galton (1984); it was synonymized subjectively with Eubrontes giganteus by Weems (1992); it was recombined as Eubrontes platypus by Lull (1904), Lull (1904), Lull (1915), Lull (1917), Lull (1953), Kuhn (1963), Haubold (1971), Sarjeant (1975), Leonardi (1979), Leonardi (1980), Zhen et al. (1986), Leonardi (1989), Zhen et al. (1989), Thulborn (1990), Gao (2007), Fujita et al. (2008), Xing et al. (2009), Lockley et al. (2013), Li and Zhang (2017), Xing et al. (2017), Gand et al. (2018), Xing et al. (2021), Leonardi and Carvalho (2021) and Li et al. (2021).
It was recombined as Fulicopus giganteus by Hay (1902) and Hay (1930); it was recombined as Grallator (Eubrontes) platypus by Olsen and Galton (1984); it was synonymized subjectively with Eubrontes giganteus by Weems (1992); it was recombined as Eubrontes platypus by Lull (1904), Lull (1904), Lull (1915), Lull (1917), Lull (1953), Kuhn (1963), Haubold (1971), Sarjeant (1975), Leonardi (1979), Leonardi (1980), Zhen et al. (1986), Leonardi (1989), Zhen et al. (1989), Thulborn (1990), Gao (2007), Fujita et al. (2008), Xing et al. (2009), Lockley et al. (2013), Li and Zhang (2017), Xing et al. (2017), Gand et al. (2018), Xing et al. (2021), Leonardi and Carvalho (2021) and Li et al. (2021).
Synonymy list
| Year | Name and author |
|---|---|
| 1858 | Amblonyx giganteus Hitchcock p. 71 fig. 5 |
| 1871 | Amblonyx giganteus Hitchcock p. xxi |
| 1889 | Amblonyx giganteus Hitchcock p. 118 |
| 1894 | Amblonyx giganteus Lyman p. 205 |
| 1898 | Amblonyx giganteus Hitchcock p. 401 |
| 1902 | Fulicopus giganteus Hay p. 544 |
| 1904 | Eubrontes platypus Lull p. 512 fig. 34 |
| 1915 | Eubrontes platypus Lull p. 199 fig. 51 |
| 1917 | Eubrontes platypus Lull p. 116 |
| 1930 | Fulicopus giganteus Hay p. 12 |
| 1953 | Eubrontes platypus Lull p. 181 |
| 1963 | Eubrontes platypus Kuhn pp. 83-84 |
| 1971 | Eubrontes platypus Haubold p. 75 |
| 1975 | Eubrontes platypus Sarjeant p. 296 |
| 1979 | Eubrontes platypus Leonardi p. 244 |
| 1980 | Eubrontes platypus Leonardi p. 243 |
| 1984 | Grallator (Eubrontes) platypus Olsen and Galton p. 96 fig. 3 |
| 1986 | Eubrontes platypus Zhen et al. p. 9 |
| 1989 | Eubrontes platypus Leonardi p. 167 |
| 1989 | Eubrontes platypus Zhen et al. pp. 192-193 |
| 1990 | Eubrontes platypus Thulborn p. 149 |
| 2007 | Eubrontes platypus Gao p. 345 |
| 2008 | Eubrontes platypus Fujita et al. p. 33 |
| 2009 | Eubrontes platypus Xing et al. p. 23 |
| 2013 | Eubrontes platypus Lockley et al. p. 6 |
| 2017 | Eubrontes platypus Li and Zhang p. 280 |
| 2017 | Eubrontes platypus Xing et al. p. 115 |
| 2018 | Eubrontes platypus Gand et al. p. 199 |
| 2021 | Eubrontes platypus Leonardi and Carvalho p. 121 |
| 2021 | Eubrontes platypus Li et al. p. 14 |
| 2021 | Eubrontes platypus Xing et al. |
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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.
†Eubrontes platypus Hitchcock 1858
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. Zhen et al. 1989 | Angles between pes digits: II-12°/17°-III; III-20°/22°-IV. Maximum length is 27 cm. II is 14–16 cm; III is 17–17 cm; IV is 20–21.5 cm. Length of pace is 1000–120 cm. |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Marsh 1875 | |||||
Age range: base of the Hettangian to the top of the Hauterivian or 201.30000 to 129.40000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Hettangian | China (Yunnan) | Eubrontes platypus (52848) | |
| Hettangian | USA (Massachusetts) | Eubrontes platypus (69798) | |
| Hettangian - Sinemurian | USA (Massachusetts) | Amblonyx giganteus (52987) | |
| Berriasian - Hauterivian | Brazil (Paraíba) | Eubrontes sp. (58787) |