Rhombodus
| Rhombodus Temporal range: [1]
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| Fossil tail spines of Rhombodus meridionalis from Khouribga (Morocco.) | |
| Scientific classification | |
| Kingdom: | Animalia
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| Phylum: | Chordata
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| Class: | |
| Order: | |
| Family: | |
| Genus: | Rhombodus Dames 1881[1]
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Rhombodus is a prehistoric genus of ray belonging to the family .
Species within this genus lived from the Cretaceous period, Maastrichtian age to the Paleocene epoch, from 70.6 to 55.8 million years ago.[1]
Life reconstruction of Rhombodus binkhorsti
Species[]
Species within this genus include:[1]
- Rhombodus andriesi Noubhani and Cappetta 1994
- Rhombodus binkhorsti Dames, 1881 North America
- Rhombodus bondoni Arambourg 1952
- Rhombodus carentonensis Vullo 2005
- Rhombodus ibericus Kriwet et al. 2007
- Rhombodus laevis Cappetta and Case 1975
- Rhombodus meridionalis Arambourg 1952
- Rhombodus microdon Arambourg 1952
Description[]
Rhombodus species could reach a length of 75–100 centimetres (30–39 in).[2] This genus is known from its caudal spines and rhombic teeth, which are all that usually fossilises. These rhombic teeth are bilobate, with vertical wrinkles and a width of about 1.5 centimetres (0.59 in).[3]
Distribution[]
Fossils have been found in the sediments of Africa, Europe, Asia and the Americas.[1]
See also[]
- Flora and fauna of the Maastrichtian stage
- List of prehistoric cartilaginous fish (Chondrichthyes)
References[]
- ^ a b c d e Fossilworks
- ^ Cow Nosed Rays
- ^ Jim Bourdon Rhombodus - Extinct myliobatoid ray
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Categories:
- Rajiformes
- Cretaceous fish of Asia
- Paleocene fish of Asia
- Prehistoric fish of Africa
- Prehistoric cartilaginous fish stubs