Chitake River bonebed: Hettangian - Sinemurian, Zimbabwe
collected by M. A. Raath 1972
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Sphenodontidae
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Sphenodontidae indet.
Cope 1871
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Gow and Raath 1977 | 4 specimens | ||||||||
| QG 166, 167, 168, 1104, partial lower jaws | ||||||||||
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Reptilia
- Coelophysidae
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Syntarsus rhodesiensis
Raath 1969
|
Raath 1990 | 26 individuals | ||||||||
| recombined as Megapnosaurus rhodesiensis | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Zimbabwe | State/province: | Mashonaland North |
| Coordinates: | 16.1° South, 29.5° East (view map) | ||
| Paleocoordinates: | 31.8° South, 8.1° East | ||
| Basis of coordinate: | stated in text | ||
| Altitude: | 553 meters | ||
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| 10 m.y. bin: | Jurassic 1 | ||
| Key time interval: | Hettangian - Sinemurian | ||
| Age range of interval: | 201.40000 - 192.90000 m.y. ago |
Stratigraphy
| Formation: | Forest Sandstone |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | fine,yellow sandstone |
| Includes fossils? | Y |
| Lithology description: "fine-grained, pale, buff-coloured" | |
| Environment: | lacustrine - large |
| Geology comments: "ephemeral waterbody, or pan" | |
Taphonomy
| Modes of preservation: | body |
| Lagerst�tten type: | concentrate |
| Degree of concentration: | -bonebed |
| Size of fossils: | macrofossils |
| Spatial orientation: | life position |
| Preservation of anatomical detail: | excellent |
| Abundance in sediment: | abundant |
| Articulated whole bodies: | some |
| Associated major elements: | many |
| Fragmentation: | occasional |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | M. A. Raath | Collection dates: | 1972 |
Metadata
| Also known as: | Chiwore | ||
| Database number: | 50823 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | R. Butler | Research group: | vertebrate |
| Created: | 2005-05-23 12:58:25 | Last modified: | 2010-11-11 02:05:08 |
| Access level: | the public | Released: | 2005-05-23 12:58:25 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 32805. | G. Bond. 1965. Some new fossil localities in the Karroo System of Rhodesia. Arnoldia, Series of Miscellaneous Publications, National Museum of Southern Rhodesia 2(11):1-4 [M. Carrano/M. Carrano] |
Secondary references:
| 29797 | ETE | A. Bristowe and M. A. Raath. 2004. A juvenile coelophysoid skull from the Early Jurassic of Zimbabwe, and the synonymy of Coelophysis and Syntarsus. Palaeontologia Africana 40:31-41 [M. Carrano/M. Carrano] |
| 5694 | ETE 1450 | C. E. Gow and M. A. Raath. 1977. Fossil vertebrate studies in Rhodesia: Sphenodontid remains from the upper trias of Rhodesia. Palaeont. afr. 20:121-122 [A. Behrensmeyer/A. Behrensmeyer/M. Kosnik] |
| 5925 | ETE 1706 | M. A. Raath. 1977. The Anatomy of the Triassic Theropod Syntarsus rhodesiensis (Saurischia: Podokesauridae) and a Consideration of Its Biology. Department of Zoology and Entomology, Rhodes University, Salisbury, Rhodesia 1-233 [A. Behrensmeyer/A. Behrensmeyer/M. Carrano] |
| 13579 | M. A. Raath. 1990. Morphological variation in small theropods and its meaning in systematics: evidence from Syntarsus rhodesiensis. In K. Carpenter and P. J. Currie (eds.), Dinosaur Systematics: Perspectives and Approaches, Cambridge University Press, Cambridge 91-105 [M. Carrano/M. Carrano/M. Carrano] |