LACM (CIT) 346: Maastrichtian, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Plesiosauria
- Elasmosauridae
|
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Fresnosaurus drescheri n. gen., n. sp.
Welles 1943
|
1 individual | |||||||||
| CIT 2758 (holotype), coracoids, humerus, pelvic girdle, femora and disarticulated paddle elements | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Fresno |
| Coordinates: | 36.5° North, 120.7° West (view map) | ||||
| Paleocoordinates: | 42.6° North, 96.2° West | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Geological group: | Great Valley | Formation: | Moreno | Member: | Tierra Loma Shale |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Disassociated major elements: | some |
| Fragmentation: | occasional |
Collection methods and comments
| Collection methods: | selective quarrying,surface (in situ),survey of museum collection |
| Reason for describing collection: | biostratigraphic analysis |
| Museum repositories: | LACM,UCMP |
Metadata
| Also known as: | Panoche Hills, Fresno County | ||
| Database number: | 76733 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | F. Aspromonte | Research group: | vertebrate |
| Created: | 2007-11-30 07:35:54 | Last modified: | 2023-11-09 08:20:07 |
| Access level: | the public | Released: | 2007-11-30 07:35:54 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 25965. | ETE | K. Workman Ford. 2006. Stratigraphic positions of marine reptile and dinosaur specimens in the Moreno Formation, in the Tumey Hills and Panoche Hills, Fresno County, California. In S. G. Lucas and R. M. Sullivan (eds.), Late Cretaceous Vertebrates from the Western Interior. New Mexico Museum of Natural History and Science Bulletin 35:407-410 [M. Carrano/M. Carrano/J. Marcot] |
Secondary references:
| 86366 | J. P. O'Gorman. 2016. Reappraisal of Fresnosaurus drescheri (Plesiosauria; Elasmosauridae) from the Maastrichtian Moreno Formation, California, USA. Cretaceous Research 68:9-20 [E. Vlachos/F. Aspromonte] | |
| 37561 | S. P. Welles. 1943. Elasmosaurid plesiosaurs with description of new material from California and Colorado. Memoirs of the University of California 13:125-254 [R. Benson/R. Benson] |