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Pengxianpus cifengensis
Taxonomy
Pengxianpus cifengensis was named by Yang and Yang (1987). It is considered to be a form taxon. Its type specimen is CPFC1–2, a footprint, and it is a trace fossil. Its type locality is Panlong Bridge tracksite, which is in a Rhaetian terrestrial horizon in the Xujiahe Formation of China.
Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Pengxianpus cifengensis Yang and Yang p. 7 fig. 3 |
| 2013 | Pengxianpus cifengensis Lockley et al. p. 4 |
| 2013 | Pengxianpus cifengensis Xing et al. p. 187 |
| 2016 | Pengxianpus cifengensis Wang et al. p. 13 |
| 2021 | Pengxianpus cifengensis Klein and Lucas p. 13 |
| 2023 | Pengxianpus cifengensis Peng et al. p. 263 |
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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.
†Pengxianpus cifengensis Yang and Yang 1987
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L.-D. Xing et al. 2013 | Large (>25 cm length), tridactyl, mesaxonic pes imprints of a biped showing a wide digit divarication angle II-IV (up to 69°). Digits of long and slender shape with rounded pads, digit III the longest, followed by II and IV. Small, but pronounced circular metatarsal-phalangeal pad on digit IV. |
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Marsh 1875 | |||||