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Extinct genus of lungfish From Wikipedia, the free encyclopedia
Youngolepis is a genus of prehistoric lungfish which lived during the Early Devonian period (Lochkovian to Pragian stages, about 407-416 million years ago). Fossils of Y. praecursor have been found in the Xitun Formation of China & the Bac Bun Formation of Trang Xa, Vietnam.[1] Some additional fossil specimens from the Xishancun Formation of China have been referred to Youngolepis sp. & represent the oldest known occurrence of the genus.[2] In addition, Y. praecursor is also found in the Xujiachong formation
| Youngolepis Temporal range: Early Devonian | |
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| Photograph (a) & virtual rendering (b) of specimen IVPP V28375 in dorsal view | |
Scientific classification  | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Clade: | Sarcopterygii |
| Class: | Dipnoi |
| Genus: | †Youngolepis |
| Type species | |
| †Youngolepis praecursor Chang & Yu, 1981 | |
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