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Sillimanius tetradactylus
Taxonomy
Ornithichnites tetradactylus was named by Hitchcock (1836). It is a trace fossil. Its type locality is Wethersfield tracksite, which is in a Hettangian/Sinemurian fluvial-lacustrine shale/sandstone in the Portland Formation of Connecticut.
It was recombined as Ornithoidichnites tetradactylus by Hitchcock (1837), Hitchcock (1841) and Hitchcock (1844); it was synonymized subjectively with Ornithopus gallinaceus by Hitchcock (1848); it was recombined as Sillimanius tetradactylus by Hitchcock (1845), Hay (1902), Lull (1904), Lull (1915), Lull (1917), Hay (1930), Kuhn (1963) and Haubold (1971).
It was recombined as Ornithoidichnites tetradactylus by Hitchcock (1837), Hitchcock (1841) and Hitchcock (1844); it was synonymized subjectively with Ornithopus gallinaceus by Hitchcock (1848); it was recombined as Sillimanius tetradactylus by Hitchcock (1845), Hay (1902), Lull (1904), Lull (1915), Lull (1917), Hay (1930), Kuhn (1963) and Haubold (1971).
Synonyms
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Synonymy list
Year | Name and author |
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1836 | Ornithichnites tetradactylus Hitchcock p. 323 fig. 20 |
1837 | Ornithoidichnites tetradactylus Hitchcock pp. 174-175 |
1837 | Ornithichnites tetradactylus Hitchcock p. 175 |
1841 | Ornithoidichnites tetradactylus Hitchcock p. 497 |
1844 | Ornithoidichnites tetradactylus Hitchcock p. 306 |
1845 | Ornithopus gallinaceus Hitchcock |
1845 | Sillimanius tetradactylus Hitchcock p. 24 |
1848 | Ornithopus gallinaceus Hitchcock p. 192 |
1854 | Ornithopus gallinaceus Warren p. 29 |
1871 | Ornithopus gallinaceus Hitchcock p. xxi |
1879 | Ornithichnites tetradactylus Miller p. 147 |
1882 | Ornithopus gallinaceus Quenstedt p. 132 |
1889 | Ornithopus gallinaceus Hitchcock p. 118 |
1898 | Ornithopus gallinaceus Hitchcock p. 401 |
1902 | Sillimanius tetradactylus Hay p. 551 |
1904 | Sillimanius tetradactylus Lull p. 522 |
1915 | Sillimanius tetradactylus Lull p. 237 |
1917 | Sillimanius tetradactylus Lull p. 121 |
1930 | Sillimanius tetradactylus Hay p. 20 |
1963 | Sillimanius tetradactylus Kuhn p. 94 |
1971 | Sillimanius tetradactylus Haubold p. 99 |
2005 | Ornithopus gallinaceus Gand et al. p. 32 |
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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.
†Sillimanius tetradactylus Hitchcock 1836
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Invalid names: Ornithopus gallinaceus Hitchcock 1845 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, subp = subphylum, uc = unranked clade | |||||
References: Carroll 1988, Hendy et al. 2009 |
Age range: base of the Hettangian to the top of the Sinemurian or 201.30000 to 190.80000 Ma
Collections (6 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Hettangian - Sinemurian | USA (Connecticut) | Ornithoidichnites tetradactylus, Ornithopus gallinaceus (53000 type locality: 53023) | |
Hettangian - Sinemurian | USA (Massachusetts) | Ornithopus gallinaceus (52985 53028 91398) Sillimanius tetradactylus (52996) |