| La Cantera Formation | |
|---|---|
| Stratigraphic range: Late Aptian ~118–113 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ | |
| Type | Geological formation |
| Unit of | Gigante Group |
| Lithology | |
| Primary | Siltstone |
| Other | Sandstone, conglomerate |
| Location | |
| Coordinates | 33°00′S 66°30′W / 33.0°S 66.5°W / -33.0; -66.5 |
| Approximate paleocoordinates | 33°06′S 32°42′W / 33.1°S 32.7°W / -33.1; -32.7 |
| Region | San Luis Province, San Juan Province |
| Country | Argentina |
| Extent | San Luis Basin |
| Type section | |
| Named for | Cantera de Picca |
  La Cantera Formation (Argentina) | |
The La Cantera Formation is a Late Aptian, geologic formation in Argentina. Fossil theropod tracks have been reported from the formation. The formation, deposited under lacustrine conditions, also has provided fossil plants, insects, fish and gastropods.
Fossil content
Among the following fossils are reported from the formation:
Insects
- Hemiptera
Flora
- Alisporites similis
- Rugubivesiculites sp.
- Trisaccites microsaccatus
- Podosporites sp.
- Classopollis simplex
- Callialasporites trilobatus
- Cycadopites follicularis
- Crybelosporites sp.
- Appendicisporites sp.
- Cicatricosisporites australiensis
- Deltoidospora sp.
- Leptolepidites major
- Taurocusporites segmentatus
- Staplinisporites caminus
- Triporoletes reticulatus
- Coptospora sp.
- Couperisporites sp.
- Stephanocolpites mastandreai
- Clavatipollenites hughesii
- Leiosphaeridia hyalina
- L. menendezii
- Balmeiopsis limbatus
- Huitrinipollenites transitorius
See also
References
- Castillo Elías et al., 2016
- ^ La Cantera Formation at Fossilworks.org
- Weishampel et al., 2004, pp.517-607
- La Cantera at Fossilworks.org
- Castillo Elías, 2014
- Mazzoni, 1985
- Petrulevicius et al., 2010
Bibliography
- Castillo, Elías; Sánchez, María Lidia; Prámparo, Mercedes B. (2016), La Formación La Cantera: un ejemplo de relleno lacustre durante el pico de subsidencia del sistema de rift de Sierras Pampeanas Occidentales, San Luis (Cretácico Inferior), VII Congreso Latinoamericano de Sedimentología, retrieved 2019-02-16
- Castillo Elías, Gabriela (2014), Depósitos lacustres de la Formación La Cantera (Aptiano Tardío), Sierras de El Gigante, cuenca de San Luis: nuevos aportes sedimentológicos, XIV Reunión Argentina de Sedimentología, retrieved 2019-02-16
- Petrulevicius, J. F.; Nel, A.; Sallenave, A. S. (2010), "Recent genus Notonecta (Insecta: Heteroptera: Notonectidae) in the Lower Cretaceous of San Luis, Argentina: Palaeoecological implications", Annales de la Société Entomologique de France, 46 (1–2): 247–253, doi:10.1080/00379271.2010.10697665
- Weishampel, David B.; Dodson, Peter; Osmólska, Halszka (2004), The Dinosauria, 2nd edition, Berkeley: University of California Press, pp. 1–880, ISBN 0-520-24209-2, retrieved 2019-02-21
- Prámparo, M. B (1994), "Lower Cretaceous palynoflora of the La Cantera Formation, San Luis Basin: correlation with other Cretaceous palynofloras of Argentina", Cretaceous Research, 15 (2): 193–203, Bibcode:1994CrRes..15..193P, doi:10.1006/cres.1994.1010
- Mazzoni, A. F (1985), "Notonectidae (Hemiptera, Heteroptera) de la formación La Cantera (Cretácico Inferior), Provincia de San Luis, Argentina", Boletin de la Academia Nacional de Ciencias, 56: 259–273
- Geologic formations of Argentina
- Lower Cretaceous Series of South America
- Cretaceous Argentina
- Aptian Stage
- Siltstone formations
- Sandstone formations
- Conglomerate formations
- Lacustrine deposits
- Ichnofossiliferous formations
- Fossiliferous stratigraphic units of South America
- Paleontology in Argentina
- Geology of San Juan Province, Argentina
- Geology of San Luis Province