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Synaptichnium cameronensis
Taxonomy
Chirotherium cameronensis was named by Peabody (1948). It is considered to be a form taxon. Its type specimen is UCMP 37316, a footprint, and it is a trace fossil. Its type locality is UCMP V4204, Cameron, which is in an Aegean/Bithynian terrestrial mudstone in the Moenkopi Formation of Arizona.
It was recombined as Synaptichnium cameronensis by Klein and Lucas (2010) and Gand et al. (2012); it was recombined as Synaptichnium cameronense by Haubold (1971), Demathieu and Haubold (1972), Haubold (1974), Gand et al. (2007), Klein et al. (2011) and Klein and Lucas (2021).
It was recombined as Synaptichnium cameronensis by Klein and Lucas (2010) and Gand et al. (2012); it was recombined as Synaptichnium cameronense by Haubold (1971), Demathieu and Haubold (1972), Haubold (1974), Gand et al. (2007), Klein et al. (2011) and Klein and Lucas (2021).
Synonymy list
Year | Name and author |
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1948 | Chirotherium cameronensis Peabody pp. 355-356 figs. Pl. 36, 40A |
1954 | Chirotherium cameronensis Baird p. 168 |
1958 | Chirotherium cameronense Kuhn p. 21 |
1969 | Chirotherium cameronense Haubold p. 92 fig. 2 |
1971 | Synaptichnium cameronense Haubold p. 54 |
1972 | Synaptichnium cameronense Demathieu and Haubold p. 804 |
1974 | Synaptichnium cameronense Haubold p. 107 |
2007 | Synaptichnium cameronense Gand et al. p. 12 |
2010 | Synaptichnium cameronensis Klein and Lucas p. 19 |
2011 | Synaptichnium cameronense Klein et al. p. 223 |
2012 | Synaptichnium cameronensis Gand et al. p. 69 |
2021 | Synaptichnium cameronense Klein and Lucas p. 38 |
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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.
†Synaptichnium cameronensis Peabody 1948
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Diagnosis
Reference | Diagnosis | |
---|---|---|
F. E. Peabody 1948 | Relatively narrow, long striding trackway, pace angulation 180 degrees; pes length 5 cm., pes digit IV as long as III, digit V short and slender without specialized pad; manus digits I-IV relatively long, pes digits relatively widespread. |