La Cruz Formation, Argentina
| La Cruz Formation Stratigraphic range: Aptian | |
|---|---|
| Type | Geological formation |
| Unit of | |
| Underlies | Lagarcito Formation |
| Overlies | |
| Lithology | |
| Primary | Sandstone |
| Other | Conglomerate |
| Location | |
| Coordinates | 32°30′S 67°00′W / 32.5°S 67.0°WCoordinates: 32°30′S 67°00′W / 32.5°S 67.0°W |
| Approximate paleocoordinates | 33°18′S 34°00′W / 33.3°S 34.0°W |
| Region | San Luis Province |
| Country |  Argentina |
| Extent | |
  La Cruz Formation, Argentina (Argentina) | |
The La Cruz Formation is an Aptian geologic formation in Argentina. Pterosaur fossils of Pterodaustro guinazui and Puntanipterus globosus and fish fossils of , Pleuropholidae indet and have been recovered from the formation.[1] The formation, the uppermost unit of the , overlies the , and is overlain by the Lagarcito Formation. The unit comprises sandstones and conglomerates, deposited in an alluvial plain to fluvial environment.[2]
See also[]
References[]
- ^ Hualtarán at Fossilworks.org
- ^ Gardini et al., 2009, p.554
Bibliography[]
- ; ; , and . 2009. Estructura de la región Sierra de Guayaguas-Marayes, Provincias de San Juan y San Luis. Revista de la Asociación Geológica Argentina 65. 551–565. Accessed 2018-09-08.
Further reading[]
 |
Wikimedia Commons has media related to La Cruz Formation. |
- J. F. Bonaparte and T. M. Sánchez. 1975. Restos de un pterosaurio, Puntanipterus globosus de la Formación La Cruz, Provincia de San Luis, Argentina [Remains of a pterosaur, Puntanipterus globosus from the La Cruz Formation, San Luis Province, Argentina]. Actas del Primer Congreso Argentino de Paleontologia y Bioestratigrafia, Tucumán 2:105-113
Categories:
- Geologic formations of Argentina
- Lower Cretaceous Series of South America
- Cretaceous Argentina
- Aptian Stage
- Sandstone formations
- Conglomerate formations
- Alluvial deposits
- Fluvial deposits
- Fossiliferous stratigraphic units of South America
- Paleontology in Argentina
- Geology of San Luis Province