Janusiscus
| Janusiscus | |
|---|---|
| Classificação científica | |
| Reino: | Animalia |
| Filo: | Chordata |
| Gênero: | †Janusiscus Giles et al., 2015 |
| Espécies: | †J. schultzei
|
| Nome binomial | |
| †Janusiscus schultzei Giles et al., 2015
| |
Janusiscus é um gênero de vertebrado gnatostomado do Devoniano Inferior da Rússia. E a única espécie descrita para o gênero é Janusiscus schultzei. Seus restos fósseis foram encontrados na formação Kureika na Sibéria e foram datados do estágio Lochkoviano com 415 milhões de anos. Janusiscus está relacionado tanto com Chondrichthyes quanto com Osteichthyes, sendo considerado um Gnathostomata basal, junto com o Ramirosuarezia.[1]
Referências
- ↑ Giles, S.; Friedman, M.; Brazeau, M.D. (2015). «Osteichthyan-like cranial conditions in an Early Devonian stem gnathostome». Nature. doi:10.1038/nature14065L3
Ligações externas
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