Entelognathus primordialis Temporal range: Late Silurian
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Holotype, Paleozoological Museum of China | |
Life reconstruction of Entelognathus primordialis | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | †Placodermi |
Order: | †incertae sedis |
Genus: | †Entelognathus Zhu et al., 2013 [1] |
Species: | †E. primordialis
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Binomial name | |
†Entelognathus primordialis Zhu et al., 2013
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Entelognathus primordialis (“primordial complete jaw”) is an early placoderm from the late Silurian (Ludlow epoch) of Qujing, Yunnan, 419 million years ago.[2][1]
A team led by Min Zhu of the Academy of Sciences' Institute of Vertebrate Paleontology and Paleoanthropology in Beijing discovered the intact, articulated fossil in rock formations at Xiaoxiang reservoir.