Grassy Ridge: Induan, South Africa
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
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Eosuchus colletti n. gen., n. sp.
Watson 1912
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Watson 1912 | 1 individual | ||||||||
| recombined as Noteosuchus colletti | ||||||||||
| AMSA 3591 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | South Africa | State/province: | Eastern Cape | County: | Inxuba Yethemba |
| Coordinates: | 31.8° South, 25.4° East (view map) | ||||
| Paleocoordinates: | 65.0° South, 23.6° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Early/Lower Triassic |
| Stage: | Induan | 10 m.y. bin: | Triassic 1 |
| Key time interval: | Induan | ||
| Age range of interval: | 251.90200 - 251.20000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | "limestone" | ||
| Lithology description: "The type of Noteosuchus colletti is preserved in a roughly circular block of waterworn limestone, termed a 'nodule' by early describers" | |||
| Environment: | terrestrial indet. | Tectonic setting: | foreland basin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Articulated whole bodies: | none |
Collection methods and comments
| Collection methods: | mechanical,survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: "Because the matrix was exceedingly hard and the bone comparatively soft, it was decided rather to remove the bone mechanically. This resulted in the exposure of extremely high fidelity moulds of both dorsal and ventral surfaces. These were cast with liquid latex." | |
Metadata
| Also known as: | Grass Ridge, Grassridge | ||
| Database number: | 85942 | ||
| Authorizer: | J. Mueller | Enterer: | T. Liebrecht |
| Modifier: | T. Liebrecht | Research group: | vertebrate |
| Created: | 2009-01-20 13:37:19 | Last modified: | 2012-11-08 12:32:26 |
| Access level: | authorizer only | Released: | 2012-01-20 13:37:19 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 28998. | R. L. Carroll. 1976. Noteosuchus—the oldest known rhynchosaur. Annals of the South African Museum 72(3):37-57 [J. Mueller/T. Liebrecht/M. Carrano] |
Secondary references:
| 88098 | D. M. S. Watson. 1912. Eosuchus colletti, gen. et spec. nov. Records of the Albany Museum 2(4):298-299 [M. Uhen/M. Uhen] |