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Songzia heidangkouensis
Taxonomy
Songzia heidangkouensis was named by Hou (1990). Its type specimen is IVPP. v 8756, a partial skeleton (partially complete skeleton with complete skull and hind limbs), and it is a compression fossil. Its type locality is Near Jingzhou, which is in an Eocene terrestrial shale in the Yangxi Formation of China.
Synonymy list
Year | Name and author |
---|---|
1990 | Songzia heidangkouensis Hou |
2012 | Songzia heidangkouensis Wang and Mayr |
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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.
†Songzia heidangkouensis Hou 1990
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Diagnosis
Reference | Diagnosis | |
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L. Hou 1990 | The fossil has an apparently large dorsal inflection of the bill on the frontal, the nasal does not extend downward, it is holorhinal. The posterior process of the mandible is not developed. The bill is shorter than the length of the cranium. Ulna vertical in shaft. The internal condyle of the tibiotarsus is round. The tuberal of the supratendinal bridge is very well developed. The tarsometatarsus is relatively long, 2/3 of the length of the tibiotarsus. The middle toe is shorter than the tarsometatarsus. |