| Lastres Formation | |
|---|---|
| Stratigraphic range: Kimmeridgian-Tithonian | |
| Type | Geologic group |
| Overlies | Tereñes Formation |
| Thickness | 400 meters[1] |
| Lithology | |
| Primary | Sandstone, conglomerate[1] |
| Other | Mudstone[1] |
| Location | |
| Coordinates | 43°30′N 5°30′W / 43.5°N 5.5°W |
| Approximate paleocoordinates | 35°48′N 6°48′E / 35.8°N 6.8°E |
| Region | Asturias |
| Country |  Spain |
  Lastres Formation (Spain)  Lastres Formation (Asturias) | |
The Lastres Formation is a geological formation located in Asturias province, northwestern Spain. It is believed to have been deposited in a fluvial-dominated deltaic system.[1]
Fossil tracks have been reported from the formation, including those of dinosaurs, pterosaurs, crocodiles, turtles, and lizards.[2]
Fossil content
Color key
|
Notes Uncertain or tentative taxa are in small text; |
Pterosaurs
| Pterosaurs | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Notes | Images | |
| Pteraichnus[3] | * Present at the Quintueles, Oles, Tazones, and Luces sites; all in Asturias, Spain.[3] | * Quintueles, Oles, and Tazones specimens housed at the Jurassic Museum of Asturias, Spain. Luces specimens remain in the field.[3] | |||
Plants
| Plants | |||||
|---|---|---|---|---|---|
| Genus | Species | Presence | Material | Notes | Images |
| Ricciopsis | R. asturicus | [4] | A liverwort. | ||
Correlation
| Ma | Age | Paleomap \ Basins | Cantabrian | Olanyà | Cameros | Maestrazgo | Oliete | Galve | Morella | South Iberian | Pre-betic | Lusitanian | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100 | Cenomanian |  | La Cabana | Sopeira | Utrillas | Mosquerela | Caranguejeira | |||||||
| Altamira | Utrillas | |||||||||||||
| Eguino | ||||||||||||||
| 125 | Albian | Ullaga - Balmaseda | Lluçà | Traiguera | ||||||||||
| Monte Grande | Escucha | Escucha | Jijona | |||||||||||
| Itxina - Miono | ||||||||||||||
| Aptian | Valmaseda - Tellamendi | Ol Gp. - Castrillo | Benassal | Benassal | Olhos | |||||||||
| Font | En Gp. - Leza | Morella/Oliete | Oliete | Villaroya | Morella | Capas Rojas | Almargem | |||||||
| Patrocinio - Ernaga | Senyús | En Gp. - Jubela | Forcall | Villaroya | Upper Bedoulian | Figueira | ||||||||
| Barremian | Vega de Pas | Cabó | Abejar | Xert | Alacón | Xert | Huérguina | Assises | ||||||
| Prada | Artoles | Collado | Moutonianum | Papo Seco | ||||||||||
| Rúbies | Tera Gp. - Golmayo | Alacón/Blesa | Blesa | Camarillas | Mirambel | |||||||||
| 150 | Hauterivian |  | Ur Gp. - Pinilla | Llacova | Castellar | Tera Gp. - Pinilla | Villares | Porto da Calada | ||||||
| hiatus | ||||||||||||||
| Huerva | Gaita | |||||||||||||
| Valanginian | Villaro | Ur Gp. - Larriba | Ped Gp. - Hortigüela | |||||||||||
| Ped Gp. - Hortigüela | Ped Gp. - Piedrahita | |||||||||||||
| Peñacoba | Galve | Miravetes | ||||||||||||
| Berriasian |  | Cab Gp. - Arcera | Valdeprado | hiatus | Alfambra | |||||||||
| TdL Gp. - Rupelo | Arzobispo | hiatus | Tollo | |||||||||||
| On Gp. - Huérteles Sierra Matute | ||||||||||||||
| Tithonian | Lastres | Tera Gp. - Magaña | Higuereles | Tera Gp. - Magaña | Lourinhã | |||||||||
| Arzobispo | ||||||||||||||
| Ágreda | ||||||||||||||
| Legend | Major fossiliferous, oofossiliferous, ichnofossiliferous, coproliferous, minor formation | |||||||||||||
| Sources | ||||||||||||||
See also
References
- 1 2 3 4 Philippe, Marc; Billon-Bruyat, Jean-Paul; Garcia-Ramos, Jose C.; Bocat, Loïc; Gomez, Bernard; Piñuela, Laura (January 2010). "New occurrences of the wood Protocupressinoxylon purbeckensis Francis: implications for terrestrial biomes in southwestern Europe at the Jurassic/Cretaceous boundary". Palaeontology. 53 (1): 201–214. doi:10.1111/j.1475-4983.2009.00926.x. S2CID 129026651.
- ↑ Rauhut, Oliver W. M.; Piñuela, Laura; Castanera, Diego; García-Ramos, José-Carlos; Cela, Irene Sánchez (2018-07-05). "The largest European theropod dinosaurs: remains of a gigantic megalosaurid and giant theropod tracks from the Kimmeridgian of Asturias, Spain". PeerJ. 6: e4963. doi:10.7717/peerj.4963. ISSN 2167-8359. PMC 6035862. PMID 30002951.
- 1 2 3 Lockley, M.; Harris, J.D.; and Mitchell, L. 2008. "A global overview of pterosaur ichnology: tracksite distribution in space and time." Zitteliana. B28. p. 187-198. ISSN 1612-4138.
- ↑ Santos, Artai A.; Sender, Luis Miguel; Piñuela, Laura; García-Ramos, Jose Carlos; Diez, José B. (2022-09-27). "First evidence of Ricciaceae in the Jurassic of the Iberian Peninsula (Asturias, NW Spain): Ricciopsis asturicus sp. nov". Botany Letters. 169 (4): 557–567. doi:10.1080/23818107.2022.2124452. ISSN 2381-8107. S2CID 252575717.
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