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Nanningaspis zengi
Taxonomy
Nanningaspis zengi was named by Gai et al. (2018). Its type specimen is IVPP V24897, a partial skeleton (incomplete head-shield), and it is a 3D body fossil. Its type locality is Nanning, which is in a Devonian marine sandstone/siltstone in the Nakaolin Formation of China. It is the type species of Nanningaspis.
Synonymy list
| Year | Name and author |
|---|---|
| 2018 | Nanningaspis zengi Gai et al. p. 7 |
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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.
†Nanningaspis zengi Gai et al. 2018
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Z. Gai et al. 2018 | Large-sized head-shield about 225–235 mm in length, and 165–175 mm in
width; rostral process rod-like; median dorsal openings and sensory canal system unclear; orbital opening small, and probably located on the dorsolateral margin of head-shield; lateral margin of the head-shield smooth; ventral rim of head-shield remarkably broad, 25–40 mm in width from caudally to rostrally, approximately one-fourth the width of the entire head-shield; ornamentation composed of coarse-granular tubercles. |
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Kiessling 2004, Carroll 1988 | |||||
Age range: Early/Lower Devonian or 419.20000 to 393.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Devonian | China (Guangxi) | Nanningaspis zengi (type locality: 223840) |