Sânpetru Formation
The Sânpetru Formation is a Mesozoic geologic formation. Dinosaur remains are among the fossils that have been recovered from the formation.[1] It is located in Romania, near Sânpetru village, part of Sântămăria-Orlea commune. It forms a component of the Hațeg Island fauna.
Sânpetru Formation Stratigraphic range: early Maastrichtian, 70–66 Ma | |
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![]() Sibișel River (Strei) near the Sânpetru Mesozoic Formation | |
Type | Geological formation |
Sub-units | Lower Member, Upper Member |
Underlies | Miocene deposits |
Overlies | Strei Formation, Flysch |
Thickness | 2500 m (860 m exposed) |
Lithology | |
Primary | Mudstone, Sandstone |
Other | Conglomerate |
Location | |
Region | Europe |
Country | ![]() |
Extent | Central Hațeg Basin |
Type section | |
Named for | Sânpetru |
Paleofauna
Color key
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Notes Uncertain or tentative taxa are in small text; |
Amphibians
Amphibians of the Sânpetru Formation | ||||||
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Genus | Species | Location | Stratigraphic position | Abundance | Notes | Images |
Albanerpeton | Indeterminate | Albanerpetonid | ||||
Paralatonia | P. transylvanica | Frog |
Turtles
Turtles of the Sânpetru Formation | ||||||
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Genus | Species | Location | Stratigraphic position | Abundance | Notes | Images |
Kallokibotion | K. bajazidi | |||||
Dortokidae | Indeterminate | |||||
Emydidae | Indeterminate |
Squamates
Squamates of the Sânpetru Formation | ||||||
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Genus | Species | Location | Stratigraphic position | Abundance | Notes | Images |
Barbatteius | B. vremiri | |||||
Becklesius | B. nopcsai | |||||
Bicuspidon | B. hatzegiensis | |||||
Lacertilia | Indeterminate | 5 distinct taxa | ||||
Madtsoiidae | Indeterminate | Snake |
Crocodyliformes
Crocodyliformes of the Sânpetru Formation | ||||||
---|---|---|---|---|---|---|
Genus | Species | Location | Stratigraphic position | Abundance | Notes | Images |
Allodaposuchus | Indeterminate | |||||
Sabresuchus | S. sympiestodon |
Ornithischians
Ornithischians of the Sânpetru Formation | ||||||
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Genus | Species | Location | Stratigraphic position | Abundance | Notes | Images |
S. transylvanicus[2] |
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T. transsylvanicus[2] |
"[Five to ten] fragmentary skulls, some with associated posctrania, mixed age classes."[3] |
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Z. robustus[2] |
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Z. shqiperorum[2] |
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Sauropods
Sauropods of the Sânpetru Formation | ||||||
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Genus | Species | Location | Stratigraphic position | Abundance | Notes | Images |
M. dacus[2] |
![]() Magyarosaurus scapula | |||||
M. hungaricus[2] |
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M. transsylvanicus[2] |
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Theropods
Theropods reported from the Sânpetru Formation | ||||||
---|---|---|---|---|---|---|
Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
Gargantuavis | Indeterminate | Pelvis[4] | ||||
B. draculae[2] |
"Distal tibiotarsus."[5] |
| ||||
E. nopcsai[2] |
"Fragmentary femur."[5] |
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Indeterminate[6] |
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H. andrewsi[2] |
"Distal tibiotarsus."[7] |
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M. hungaricus |
"Tooth."[8] |
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Pterosaurs
Pterosaurs reported from the Sânpetru Formation | ||||||
---|---|---|---|---|---|---|
Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
Eurazhdarcho | E.langendorfensis | ![]() | ||||
Hatzegopteryx | H.thambema | ![]() | ||||
Mammals
Mammals reported from the Sânpetru Formation | ||||||
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Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
Barbatodon | B. transylvanicus | Kogaionid | ||||
Kogaionon | K. ungureanui | Kogaionid |
See also
- List of dinosaur-bearing rock formations
- Hateg Island
Footnotes
- Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- "29.3 Judetul Hunedoara, Romania; 1. Sânpetru Formation," in Weishampel, et al. (2004). Pages 592-593.
- "Table 20.1," in Weishampel, et al. (2004). Page 439.
- Mayr, Gerald; Codrea, Vlad; Solomon, Alexandru; Bordeianu, Marian; Smith, Thierry (October 2019). "A well-preserved pelvis from the Maastrichtian of Romania suggests that the enigmatic Gargantuavis is neither an ornithurine bird nor an insular endemic". Cretaceous Research. 106: 104271. doi:10.1016/j.cretres.2019.104271.
- "Table 9.1," in Weishampel, et al. (2004). Page 185.
- Listed as "cf. Euronychodon sp." in "29.3 Judetul Hunedoara, Romania; 1. Sânpetru Formation," in Weishampel, et al. (2004). Pages 592-593.
- "Table 9.1," in Weishampel, et al. (2004). Page 186.
- "Table 4.1," in Weishampel, et al. (2004). Page 78.
References
- Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2.
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