Ninjadelphis
Ninjadelphis is an extinct genus of river dolphin from the early Miocene (Burdigalian) of Japan.
| Ninjadelphis Temporal range: Miocene | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Mammalia |
| Order: | Artiodactyla |
| Infraorder: | Cetacea |
| Superfamily: | Platanistoidea |
| Family: | †Allodelphinidae |
| Genus: | †Ninjadelphis Kimura and Barnes, 2016 |
| Species: | †N. ujiharai |
| Binomial name | |
| †Ninjadelphis ujiharai Kimura and Barnes, 2016 | |
The generic name refers to the fact that the type locality, Iga, was a training center in Japan for ninja warriors.[1]
Description
Ninjadelphis is distinguished from other allodelphinids by having a trapezoidal shaped exposure of frontals on cranial vertex, a nuchal crest partly overhanging posterior end of maxilla, a wider basioccipital, and basioccipital crests widely diverging posteriorly .[1]
References
- Toshiyuki Kimura and Lawrence G. Barnes (2016). New Miocene fossil Allodelphinidae (Cetacea, Odontoceti, Platanistoidea) from the North Pacific Ocean. Bulletin of the Gunma Museum of Natural History 20: 1–58.
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