Tinguirirican

The Tinguirirican (Spanish: Tinguiririquense) age is a period of geologic time (36.0–29.0 Ma) within the Late Eocene and Early Oligocene epochs of the Paleogene, used more specifically within the SALMA classification in South America. It follows the Divisaderan and precedes the Deseadan age.[1]

Etymology

The age is named after the Tinguiririca fauna of the Abanico Formation in Chile.

Formations

Locations of Tinguirirican formations
Formation
bold is type
Country Basin Notes
Abanico Formation - Tinguiririca fauna ChileAbanico Basin
Chota Formation PeruBagua Basin
Entre-Córregos Formation BrazilAiuruoca Basin
Gualanday Group ColombiaCentral Colombian Ranges
Laguna Brava Formation ArgentinaPrecordillera
Loreto Formation ChileMagallanes Basin
El Milagro Formation PeruBagua Basin
Otuma Formation PeruPisco Basin
Sarmiento Formation ArgentinaGolfo San Jorge Basin
Seca Formation EcuadorProgreso Basin
Soncco Formation PeruEastern Peruvian Andes

Fossils

Group Fossils Formation Notes
MammalsAndemys frassinettii, A. termasi, Archaeotypotherium pattersoni, A. tinguiriricaense, Barrancatatus tinguiririquensis, Bryanpattersonia sulcidens, Chilestylops davidsoni, Eomorphippus bondi, E. neilopdykei, Eomorphippus cf. pascuali, Eoviscaccia frassinettii, Johnbell hatcheri, Klohnia charrieri, Kramadolops abanicoi, K. mckennai, Periphragnis vicentei, Pseudhyrax eutrachytheroides, P. strangulatus, Pseudoglyptodon chilensis, Santiagorothia chiliensis, Termastherium flacoensis, Trigonolophodon cf. elegans, Rhyphodon sp., Astrapotheria indet., ?Borhyaenidae indet., Indaleciinae indet., Notohippidae indet., Tardigrada indet.Abanico
Baguatherium jaureguiiEl Milagro
Colombitherium tolimenseGualanday
Cynthiacetus peruvianus, Basilosauridae indet.Otuma
Anisotemnus distentus, Archaeotypotherium propheticus, Barrancatatus maddeni, B. rigidus, Bryanpattersonia sulcidens, Canchadelphys cristata, Clenia brevis, Eomicrobiotherium matutinum, Eomorphippus obscurus, E. pascuali, Eopachyrucos pliciferus, E. pliciformis, Hondonadia praecipitia, H. pumila, Hondonadia cf. fierroensis, Klohnia major, Kramadolops fissuratus, Leontinia ?gaudryi, Machlydotherium ater, Meteutatus percarinatus, Parutaetus chilensis, Peltephilus undulatus, Periakros ambiguus, Pilchenia antiqua, Praedens aberrans, Proargyrohyrax curanderensis, Pseudhyrax ?eutrachytheroides, Pseudoglyptodon cf. chilensis, Rhynchippus pumilus, Rosendolops ebaios, Sadypus minutus, S. aff. confluens, Santiagorothia chiliensis, Archaeutatus sp., Guilielmoscottia sp., Microbiotherium sp., Pleurostylodon sp., Proargyrohyrax sp., Prozaedyus sp., Puelia sp., Glyptatelinae indet., Hathlyacininae indet., Hegetotheriidae indet., Isotemnidae indet., Notohippidae indet., ?Pichipilidae indet., Proterotheriidae indet., Sternbergiidae indet., Stegotheriini indet.Sarmiento
BirdsIcadyptes salasi, Inkayacu paracasensis, Spheniscidae indet.Otuma
Gruipeda dominguensis (ichnofossil)Laguna
Brava
ReptilesPterosphenus sheppardiSeca
FishesEngraulis sp., Sardinops sp.Otuma
InsectsAiuruocatermes piovezanae, Cenomycetophila mineiraEntre-Corrégos

Correlations

Tinguirirican correlations in South America
FormationAbanicoOtumaEl MilagroSecaGualandayEntre-CórregosSarmientoMap
BasinAbanicoPiscoBaguaProgresoCentral RangesAiuruocaGolfo San Jorge
Tinguirirican (South America)
Country Chile Peru Ecuador Colombia Brazil Argentina
Archaeotypotherium
Barrancatatus
Bryanpattersonia
Klohnia
Kramadolops
Pseudhyrax
Pseudoglyptodon
Santiagorothia
Pyrotheria
Birds
Reptiles
Fish
Insects
EnvironmentsAlluvialShallow marineFluvialOpen marineAlluvial-fluvialLacustrineFluvio-deltaic
Tinguirirican volcanoclastics

Tinguirirican fauna

Tinguirirican insects
VolcanicYesYes

References

  1. Paleo Database: Tinguirirican
  2. Godoy et al., 2012
  3. Muñoz et al., 2006
  4. Chacaltana et al., 2015, p.2
  5. Castro Medina, 2010, p.53
  6. Gonçalves Pereira, 2015, p.124
  7. Billet et al., 2010
  8. Vizan et al., 2013
  9. Otero et al., 2012
  10. Castro Medina, 2010, p.56
  11. De la Cruz, 2008, p.53
  12. Solíz Mundaca, 2018, p.12
  13. Dozo et al., 2014, p.241
  14. Acosta & Tambussi, 2005, p.128
  15. Lorenzo et al., 2018, p.34
  16. Carlotto, 2016, p.522
  17. Wyss et al., 2018
  18. Bradham et al., 2015
  19. Bertrand et al., 2012
  20. Tinguiririca Locality Sets 1 & 2 at Fossilworks.org
  21. Cachapoal at Fossilworks.org
  22. ELM 4, 1.5 km northwest of Esperanza at Fossilworks.org
  23. Billet et al., 2010, p.324
  24. Paracas Bay at Fossilworks.org
  25. Archaeocete Valley, Otuma, AV-10 at Fossilworks.org
  26. La Cancha at Fossilworks.org
  27. Barrancas Blancas at Fossilworks.org
  28. Gran Barranca faunule 16 at Fossilworks.org
  29. Gran Barranca faunule 17 at Fossilworks.org
  30. Ullujaya Valley at Fossilworks.org
  31. Bajada del Diablo at Fossilworks.org
  32. Paracas Reserve at Fossilworks.org
  33. Quebrada de Santa Domingo at Fossilworks.org
  34. Ancon Pterosphenus sheppardi type locality at Fossilworks.org
  35. Aiuruoca municipality at Fossilworks.org

Bibliography

General
Abanico Formation
Chota Formation
Entre-Córregos Formation
Gualanday Group
Laguna Brava Formation
  • Vizán, H.; S. Geuna; R. Melchor; E.S. Bellosi; S.L. Lagorio; C. Vásquez; M.S. Japas; G. Ré, and M. Do Campo. 2013. Geological setting and paleomagnetism of the Eocene red beds of Laguna Brava Formation (Quebrada Santo Domingo, northwestern Argentina). Tectonophysics 583. 105–123.
Loreto Formation
El Milagro Formation
Otuma Formation
Sarmiento Formation
Seca Formation
Soncco Formation
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