Entelognathus

Entelognathus primordialis
Temporal range: Late Silurian
Holotype, Paleozoological Museum of China
Life reconstruction of Entelognathus primordialis
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: †Placodermi
Order: †incertae sedis
Genus: †Entelognathus
Zhu et al., 2013
Species:
†E. primordialis
Binomial name
†Entelognathus primordialis
Zhu et al., 2013

Entelognathus primordialis (“primordial complete jaw”) is an early placoderm from the late Silurian (Ludlow epoch) of Qujing, Yunnan, 419 million years ago. 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.

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