Earth:Mizdah Formation
From HandWiki
| Mizdah Formation Stratigraphic range: Cenomanian-Turonian ~99–89 Ma | |
|---|---|
| Type | Formation |
| Lithology | |
| Primary | Sandstone |
| Location | |
| Coordinates | [ ⚑ ] : 26°36′N 12°48′E / 26.6°N 12.8°E |
| Paleocoordinates | [ ⚑ ] 9°24′N 9°06′E / 9.4°N 9.1°E |
| Region | Awbari Governorate |
| Country | Libya |
| Extent | Idehan Ubari, Libyan Desert |
  Mizdah Formation (Libya) | |
The Mizdah Formation is a geologic formation in the Awbari Governorate, southwestern Libya. The unit preserves fossils dating back to the Cenomanian and Turonian stages of the early Late Cretaceous period.[1]
Fossil content
The formation has provided the following fossils:[1][2]
Color key
|
Notes Uncertain or tentative taxa are in small text; |
Dinosaurs
Sauropods
| Sauropods of the Mizdah Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| ?Sauropoda Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | An indeterminate sauropod | ||
Theropods
| Theropods of the Mizdah Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| ?Theropoda Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | An indeterminate theropod | ||
Crocodylomorphs
| Crocodylomorphs of the Mizdah Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Crocodilia Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | An indeterminate crocodilian | ||
Squamates
| Squamates of the Mizdah Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Simoliophis | S. libycus | Awbari Governorate, Libya | Cenomanian to Turonian | A simoliophiid snake | ||
Turtles
| Turtles of the Mizdah Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Testudines Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | An turtle | ||
Mammals
| Mammals of the Mizdah Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Mammalia Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | An indeterminate mammalian | ||
Fish
| Fishes of the Mizdah Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Carcharias | C. amonensis | Awbari Governorate, Libya | Cenomanian to Turonian | A carchariid lamniform | ||
| Chondrichthyes Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | An cartilaginous fish | ||
| Distobatus | D. sp. | Awbari Governorate, Libya | Cenomanian to Turonian | A distobatid hybodont | ||
| Enchodontidae Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | A enchodontoid aulopiform | ||
| Lepisosteidae Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | A gar | ||
| Onchopristis | O. sp. | Awbari Governorate, Libya | Cenomanian to Turonian | A sawskate | ||
| Osteichthyes Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | An boney fish | ||
| Protopterus | P. sp. | Awbari Governorate, Libya | Cenomanian to Turonian | A protopterid lungfish | ||
| Pycnodontidae Indet. | Indeterminate | Awbari Governorate, Libya | Cenomanian to Turonian | A pycnodontid pycnodont | ||
See also
- Echkar and Farak Formations, contemporaneous fossiliferous formations of Niger
- Kem Kem Group, contemporaneous fossiliferous unit of Morocco
- Sannine Formation, contemporaneous fossiliferous formation of Lebanon
- Calcare di Bari, contemporaneous fossiliferous formation of Italy
References
- ↑ 1.0 1.1 Mizdah Formation at Fossilworks.org
- ↑ Nessov et al., 1998
Bibliography
- Nessov, L. A.; Zhegallo, V. I.; Averianov, A. O. (1998), "A new locality of Late Cretaceous snakes, mammals and other vertebrates in Africa (western Libya)", Annales de Paléontologie 84 (3): 265–275, doi:10.1016/S0753-3969(99)80002-0, Bibcode: 1998AnPal..84..265N, https://www.researchgate.net/profile/Alexander-Averianov/publication/40662190_A_new_locality_of_Late_Cretaceous_snakes_mammals_and_other_vertebrates_in_Africa_western_Libya/links/5d272c4a458515c11c25e26e/A-new-locality-of-Late-Cretaceous-snakes-mammals-and-other-vertebrates-in-Africa-western-Libya.pdf
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