Miosynechodus is a dubious genus of extinct ray from the Miocene of Sri Lanka. It was originally identified as a fin spine from a late-surviving hybodontid,[1] but it is now considered to be a myliobatiform tail stinger.[2] A single species is known, Miosynechodus mora, which was named in 1969.[1]
| Miosynechodus Temporal range: | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Order: | †Hybodontiformes |
| Family: | †Hybodontidae |
| Genus: | †Miosynechodus Deraniyagala, 1969 |
| Species: | †M. mora |
| Binomial name | |
| †Miosynechodus mora Deraniyagala, 1969 | |
Description
editThe holotype of Miosynechodus is a single tail stinger from Deraniyagala's personal collection. It measures 41 mm (1.6 in) in overall length, with a width of 10 mm (0.39 in) and a depth of 6 mm (0.24 in), and has five longitudinal grooves.[3]
References
edit- 1 2 Deraniyagala, P.E.P (1969). "A Miocene vertebrate faunule from the Malu Member of Ceylon". Spolia Zeylanica. 31: 551–570.
- ↑ Cappetta, H. (2012). Handbook of Paleoichthyology. Volume 3E. Chondrichthyes. Mesozoic and Cenozoic Elasmobranchii: Teeth. Munich: Verlag Dr. Friedrich Pfeil. ISBN 978-3-89937-148-2.
- ↑ Goonatilake, W.L.D.P.T.S.A. (2002). "Miocene vertebrates of Sri Lanka described by P.E.P. Deraniyagala". Loris. 22 (6): 12–18.
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