Chthonophis
| Chthonophis Temporal range: Early Paleocene
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Family: | †Chthonophidae Longrich et al., 2015 |
| Genus: | †Chthonophis Longrich et al., 2015 |
| Type species | |
| †Chthonophis subterraneus Longrich et al., 2015
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Chthonophis (meaning "snake beneath the earth", from the
Cretaceous-Paleogene extinction event suggests that Amphisbaenia has its origins in the Cretaceous, although no Cretaceous amphisbaenians are currently known. Below is a cladogram from Longrich et al. (2015) showing the phylogenetic relationships of Chthonophis:[1]
| Amphisbaenia |
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References
- PMID 25833855.