List of fossiliferous stratigraphic units in Peru explained

This is a list of fossiliferous stratigraphic units in Peru.

List of fossiliferous stratigraphic units

Group	Formation	Period	Notes
			align=center	^[1]
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		Early Miocene-Late Pliocene (Colloncuran-Chapadmalalan)	align=center	^[10]
			align=center	^[11] ^[12]
		Late Miocene (Huayquerian)	align=center	^[13]
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		Middle Miocene (Laventan-Montehermosan)	align=center	^[15]
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		Early-Middle Miocene (Colhuehuapian)	align=center	^[19]
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			align=center	^[21]
			align=center	^[22]
		Chattian-Burdigalian (Deseadan-Friasian)	align=center	^[23]
		Late Oligocene-Early Miocene (Deseadan)	align=center	^[24]
			align=center	^[25]
			align=center	^[26]
			align=center	^[27]
		Early Oligocene (Tinguirirican)	align=center	^[28]
		Lutetian-Priabonian (Mustersan-Divisaderan)	align=center	^[29]
		Middle Eocene-Early Oligocene (Mustersan-Divisaderan)	align=center	^[30]
			align=center	^[31]
		Priabonian-Rupelian (Tinguirirican)	align=center	^[32]
		Priabonian (Divisaderan)	align=center	^[33]
			align=center	^[34]
			align=center	^[35]
			align=center	^[36]
			align=center	^[37]
			align=center	^[38]
		Mid-Late Eocene (Mustersan)	align=center	^[39]
			align=center	^[40]
			align=center	^[41]
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			align=center	^[44]
			align=center	^[45]
			align=center	^[46]
			align=center	^[47]
		Late Paleocene-Early Eocene (Itaboraian-Riochican)	align=center	^[48]
			align=center	^[49]
			align=center	^[50]
			align=center	^[51]
			align=center	^[52]
			align=center	^[53]
			align=center	^[54]
			align=center	^[55]
			align=center	^[56]
			align=center	^[57]
			align=center	^[58]
			align=center	^[59]
			align=center	^[60]
			align=center	^[61]
			align=center	^[62]
			align=center	^[63]
			align=center	^[64]
			align=center	^[65]
			align=center	^[66]
			align=center	^[67] ^[68]
			align=center	^[69]
			align=center	^[70] ^[71]
			align=center	^[72]
			align=center	^[73]
			align=center	^[74]
			align=center	^[75]
			align=center	^[76]
			align=center	^[77]
			align=center	^[78]
			align=center	^[79]
			align=center	^[80]
			align=center	^[81]
			align=center	^[82]
			align=center	^[83]
			align=center	^[84]
			align=center	^[85]
			align=center	^[86]
			align=center	^[87]
			align=center	^[88]
			align=center	^[89]
			align=center	^[90]
			align=center	^[91]
			align=center	^[92]
			align=center	^[93]
			align=center	^[94]
			align=center	^[95]
			align=center	^[96]
			align=center	^[97]
			align=center	^[98] ^[99]

See also

• List of fossiliferous stratigraphic units in Bolivia
• List of fossiliferous stratigraphic units in Colombia
• List of fossiliferous stratigraphic units in Ecuador
  • South American land mammal age
• Gomphothere fossils in Peru

References

Bibliography

Peruvian Amazon

Sechura Basin

Chambira Formation

Chilcatay Formation

Chota Formation

Iñapari Formation

Madre de Dios Formation

Mogollón Formation

Moquegua Formation

Muñani Formation

Paracas Formation

Pisco Formation

Pozo Formation

Soncco Formation

Yahuarango Formation

Yumaque Formation

Mesozoic

• K. Bandel. 1994. Comparison of Upper Triassic and Lower Jurassic gastropods from the Peruvian Andes (Pucara Group) and the Alps (Cassian Formation). Palaeontographica Abteilung A 233:127-160
• V.E. Benavides-Caceres. 1956. Cretaceous system in northern Peru. Bulletin of the American Museum of Natural History 108(4):1-493
• S. C. Bennett. 1989. A pteranodontid pterosaur from the Early Cretaceous of Peru, with comments on the relationships of Cretaceous pterosaurs. Journal of Paleontology 63(5):669-677
• G. J. Brenner. 1968. Middle Cretaceous spores and pollen from Northeastern Peru. Pollen et Spores 10:341-383
• M. W. Caldwell and G. L. Bell Jr. 1995. Halisaurus sp. (Mosasauridae) from the Upper Cretaceous (Santonian) of east-central Peru, and the taxonomic utility of mosasaur cervical vertebrae. Journal of Vertebrate Paleontology 15(3):532-544
• A. V. Dhondt and E. Jaillard. 2005. Cretaceous bivalves from Ecuador and northern Peru. Journal of South American Earth Sciences 19:325-342
• W. C. Elsik. 1967. New sporomorph genera from the Upper Cretaceous of Peru. Pollen et Spores 8(3):553-564
• R. Enay, G. Barale, J. Jacay and E. Jaillard. 1996. Upper Tithonian Ammonites and Floras from the Chicama Basin, Northern Peruvian Andes. GeoResearch Forum 1-2:221-234
• O. Haas. 1953. Mesozoic invertebrate faunas of Peru. Bulletin of the American Museum of Natural History 101:1-328
• B. Kummel. 1948. Geological reconnaissance of the Contamana region, Peru. Geological Society America Bulletin 59:1217-1265
• J. M. Lammons. 1970. Pentapsis, a new palynomorph genus from the Cretaceous (Aptian) of Peru. Micropaleontology 16(02):175-178
• P. Mejia-Velazquez, S. R. Manchester, and C. Jaramillo. 2012. Floristic reconstruction of two Lower Cretaceous sections from Peru during the period of early angiosperm diversification and their climatic implications. 13th International Palynological Congress and 9th International Organization of Palaeobotany Conference GS02-GS006
• T. Mourier, P. Bengtson, M. Bonhomme, E. Buge, H. Cappetta, J.-Y. Crochet, M. Feist, K. F. Hirsch, E. Jaillard, G. Laubacher, J. P. Lefranc, M. Moullade, C. Noblet, D. Pons, J. Rey, B. Sigé, Y. Tambareau and P. Taquet. 1988. The Upper Cretaceous–Lower Tertiary marine to continental transition in the Bagua Basin, northern Peru: paleontology, biostratigraphy, radiometry, correlations. Newsletters on Stratigraphy 19(3):143-177
• M. Orchard. 1994. Late Triassic (Norian) conodonts from Peru. Palaeontographica Abteilung A 233:203-208
• P. Prinz. 1985. Stratigraphie und Ammonitenfauna der Pucara-Gruppe (Obertrias-Unterjura) von Nord-Peru [Stratigraphy and ammonite fauna of the Pucara Group (Upper Triassic-Lower Jurassic) in northern Peru]. Palaeontographica Abteilung A 188:153-197
• E. Robert and L. G. Bulot. 2005. Albian ammonite faunas from Peru: The genus Neodeshaesites Casey, 1964. Journal of Paleontology 79(3):611-618
• M. R. Sandy. 1994. Triassic-Jurassic articulate brachiopods from the Pucara Group, central Peru, and description of the brachidial net in the spiriferid Spondylospira. Palaeontographica Abteilung A 233:99-126
• R. W. Scott and A. Aleman. 1984. Stylina columbaris n.sp. in a Lower Cretaceous coral biostrome, Peru. Journal of Paleontology 58(4):1136-1142
• B. Senowbari-Daryan and G. D. Stanley Jr. 1994. Lower Jurassic marine carbonate deposits in central Peru: stratigraphy and paleontology. Palaeontographica Abteilung A 233:43-56
• B. Senowbari-Daryan. 1994. Mesozoic sponges of the Pucara Group, Peru. Palaeontographica Abteilung A 233:57-74
• M. J. Simms. 1994. Crinoids from the Chambara Formation, Pucara Group, Central Peru. Palaeontographica Abteilung A 233:169-175
• A. B. Smith. 1994. Triassic echinoids from Peru. Palaeontographica Abteilung A 233:177-202
• H. Suzuki, P. Prinz-Grimm, and R. Schmidt-Effing. 2002. Radiolarien aus dem Grenzbereich Hettangium/Sinemurium von Nordperu [Radiolarians from the Hettangian/Sinemurian boundary of northern Peru]. Paläontologische Zeitschrift 76(2):163-187
• J. W. Wells. 1953. Mesozoic Invertebrate Faunas of Peru Part 3. Lower Jurassic Corals from the Arequipa Region. American Museum Novitates (1631)1-14
• J. W. Wells. 1941. Cretaceous and Eocene corals from northwestern Peru. Bulletins of American Paleontology 98(26):1-26

Paleozoic

• K. A. Badyrka, M. E. Clapham, and S. Lopez. 2013. Paleoecology of brachiopod communities during the late Paleozoic ice age in Bolivia (Copacabana Formation, Pennsylvanian-Early Permian). Palaeogeography, Palaeoclimatology, Palaeoecology 387:56-65
• W. Barth. 1972. Das Permokarbon bei Zudanez (Bolivien) und eine Übersicht des Jungpaläozoikums im zentralen Teil der Anden [The Permo-Carboniferous of Zudanez (Bolivia) and a synopsis of Early Paleozoic in the central part of the Andes]. Geologische Rundschau 61(1):249-270
• A. J. Boucot, P. E. Isaacson, and G. Laubacher. 1980. An Early Devonian, Eastern Americas Realm faunule from the coast of southern Peru. Journal of Paleontology 54(2):359-365
• O. A. Derby. 1876. Exploration of Lake Titicaca II. Notice of the Palaeozoic Fossils. Carboniferous fishes from the central western States 3:279-286
• D. M. Erwin, H. W. Pfefferkorn, and V. Alleman. 1994. Early seed plants in the Southern Hemisphere: I. Associated ovulate and microsporangiate organs from the Carboniferous of Peru. Review of Palaeobotany and Palynology 80:19-38
• C. P. Hughes, R. B. Rickards, and A. Williams. 1980. The Ordovician fauna from the Contaya Formation of eastern Peru. Geological Magazine 117(1):1-21
• G. Laubacher, A. J. Boucot, and J. Gray. 1982. Additions to Silurian stratigraphy, lithofacies, biogeography and paleontology of Bolivia and southern Peru. Journal of Paleontology 56(5):1138-1170
• N. D. Newell, J. Chronic, and T.G. Roberts. 1953. Upper Paleozoic of Peru. Geological Society of America Memoir 58:1-276
• A. D. d'Orbigny. 1842. Voyage dans l’Amérique Méridionale 3(4):1-188
• S. Sakagami. 2004. Permian bryozoans from the Lihuirco-Quisuar Route near Abancay, Peru. Bulletin of the National Science Museum, Tokyo, Series C 30:55-88
• S. Sakagami. 1995. Upper Paleozoic bryozoans from the Lake Titicaca region, Bolivia, Part 1. Introductory remarks, stratigraphy and systematic paleontology. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 180:226-260
• J. W. Salter. 1861. On the fossils, from the high Andes, collected by David Forbes, Esq, FRS, FGS. Quarterly Journal of the Geological Society 17:62-73
• E. Villas, J. Colmenar, and J. C. Gutiérrez-Marco. 2015. Late Ordovician brachiopods from Peru and their palaeobiogeographical relationships. Palaeontology 52
• E. C. Wilson. 1990. Permian corals of Bolivia. Journal of Paleontology 64(1):60-78

Notes and References

1. Córdova Aguilar, 2009, p.74
2. Córdova Aguilar, 2009, p.75
3. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Lomas%20Terrace&group_formation_member=Lomas%20Terrace Lomas Terrace Formation
4. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Mancora%20Tablazo&group_formation_member=Mancora%20Tablazo Máncora Tablazo Formation
5. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Huacllaco&group_formation_member=Huacllaco Huacllaco Formation
6. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=La%20Planchada&group_formation_member=La%20Planchada La Planchada Formation
7. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=San%20Juan%20Terrace&group_formation_member=San%20Juan%20TerraceoSan Juan Terrace Formation
8. https://paleobiodb.org/classic/displayCollResults?collection_no=71296 San Sebastián Formation
9. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Taime&group_formation_member=Taime Taime Formation
10. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Pisco&group_formation_member=Pisco Pisco Formation
11. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Madre%20de%20Dios&group_formation_member=Madre%20de%20Dios Madre de Dios Formation
12. https://paleobiodb.org/classic/displayStrata?geological_group=Contamana&group_formation_member=Contamana Contamana Group
13. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Miramar&group_formation_member=Miramar Miramar Formation
14. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Tumbes&group_formation_member=Tumbes Tumbes Formation
15. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Ipururo&group_formation_member=Ipururo Ipururo Formation
16. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Cardalitos&group_formation_member=Cardalitos Cardalitos Formation
17. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Navidad&group_formation_member=Navidad Navidad Formation
18. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Camana&group_formation_member=Camana Camana Formation
19. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Montera&group_formation_member=Montera Montera Formation
20. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Pebas&group_formation_member=Pebas Pebas Formation
21. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Zorritos&group_formation_member=Zorritos Zorritos Formation
22. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Bala&group_formation_member=Bala Bala Formation
23. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Chilcatay&group_formation_member=Chilcatay Chilcatay Formation
24. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Chambira&group_formation_member=Chambira Chambira Formation
25. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Upper%20Moquegua&group_formation_member=Upper%20Moquegua Upper Moquegua Formation
26. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Heath&group_formation_member=Heath Heath Formation
27. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Caballas&group_formation_member=Caballas Caballas Formation
28. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=El%20Milagro&group_formation_member=El%20Milagro El Milagro Formation
29. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Paracas&group_formation_member=Paracas Paracas Formation
30. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Pozo&group_formation_member=Pozo Pozo Formation
31. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Mancora&group_formation_member=Mancora Máncora Formation
32. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Otuma&group_formation_member=Otuma Otuma Formation
33. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Yumaque&group_formation_member=Yumaque Yumaque Formation
34. https://paleobiodb.org/classic/displayStrata?geological_group=Chira&formation=Cone%20Hill&group_formation_member=Cone%20Hill Cone Hill Formation
35. https://paleobiodb.org/classic/displayStrata?geological_group=Chira&formation=Mirador&group_formation_member=Mirador Mirador Formation
36. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Saman&group_formation_member=Saman Saman Formation
37. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Pale%20Greda&group_formation_member=Pale%20Greda Pale Greda Formation
38. https://paleobiodb.org/classic/displayStrata?geological_group=Salina&formation=Salina&group_formation_member=Salina Salina Formation
39. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Yahuarango&group_formation_member=Yahuarango Yahuarango Formation
40. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Restin&group_formation_member=Restin Restin Formation
41. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Parinas&group_formation_member=Parinas Parinas Formation
42. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Talara&group_formation_member=Talara Talara Formation
43. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Terebratula&group_formation_member=Terebratula Terebratula Formation
44. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Verdun&group_formation_member=Verdun Verdun Formation
45. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Cajaruro&group_formation_member=Cajaruro Cajaruro Formation
46. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Negritos&group_formation_member=Negritos Negritos Formation
47. https://paleobiodb.org/classic/displayStrata?geological_group=Chacra-Salina&formation=Mogoll%F3n&group_formation_member=Mogoll%F3n Mogollón Formation
48. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Mu%F1ani&group_formation_member=Mu%F1ani Muñani Formation
49. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Chacras&group_formation_member=Chacras Chacras Formation
50. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Atascadero&group_formation_member=Atascadero Atascadero Formation
51. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Carnoas%20Shale&group_formation_member=Carnoas%20Shale Carnoas Shale
52. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Lobitos&group_formation_member=Lobitos Lobitos Formation
53. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Huchpayacu&group_formation_member=Huchpayacu Huchpayacu Formation
54. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Couches%20Rouges&group_formation_member=Couches%20Rouges Couches Rouges Formation
55. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Monte%20Grande&group_formation_member=Monte%20Grande Monte Grande Formation
56. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Radiolite%20Sandstones&group_formation_member=Radiolite%20Sandstones Radiolite Sandstone
57. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=El%20Cenizo&group_formation_member=El%20Cenizo El Cenizo Formation
58. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=La%20Tortuga&group_formation_member=La%20Tortuga La Tortuga Formation
59. https://paleobiodb.org/classic/displayCollResults?geological_group=Vilquechicho&formation=Upper%20Vilquechicho Upper Vilquechico Formation
60. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Bagua&member=Fundo%20El%20Triunfo&group_formation_member=Fundo%20El%20Triunfo Bagua (=Chota) Formation
61. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=La%20Mesa&group_formation_member=La%20Mesa La Mesa Formation
62. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Chonta&group_formation_member=Chonta Chonta Formation
63. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Vivian&group_formation_member=Vivian Vivián Formation
64. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Celend%EDn&group_formation_member=Celend%EDn Celendín Formation
65. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Cajamarca&group_formation_member=Cajamarca Cajamarca Formation
66. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Co%F1or&group_formation_member=Co%F1or Coñor Formation
67. https://paleobiodb.org/classic/displayStrata?geological_group=Quillqui%F1an&group_formation_member=Quillqui%F1an Quillquiñán Group
68. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Romir%F3n&group_formation_member=Romir%F3n Romirón Formation
69. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Oriente&group_formation_member=Oriente Oriente Formation
70. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Mujar%FAn&group_formation_member=Mujar%FAn Mujarún Formation
71. https://paleobiodb.org/classic/displayStrata?geological_group=Pulluicana&formation=Mujarrun&group_formation_member=Mujarrun Mujarrún Formation
72. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Yumagual&group_formation_member=Yumagual Yumagual Formation
73. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Raya&group_formation_member=Raya Raya Formation
74. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Crisnejas&group_formation_member=Crisnejas Crisnejas Formation
75. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Chulec&group_formation_member=Chulec Chulec Formation
76. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Inca&group_formation_member=Inca Inca Formation
77. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Pariatambo&group_formation_member=Pariatambo Pariatambo Formation
78. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Agua%20Caliente&group_formation_member=Agua%20Caliente Agua Caliente Formation
79. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Esperanza&group_formation_member=Esperanza Esperanza Formation
80. Moreno et al., 2012, p.75
81. https://paleobiodb.org/classic/displayStrata?geological_group=Lima&formation=Atocongo&group_formation_member=Atocongo Atocongo Formation
82. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Carhuaz&group_formation_member=Carhuaz Carhuaz Formation
83. https://paleobiodb.org/classic/displayCollResults?collection_no=56944 Santa Formation
84. https://paleobiodb.org/classic/displayStrata?geological_group=Chicama&formation=Punta%20Moreno&group_formation_member=Punta%20Moreno Punta Moreno Formation
85. https://paleobiodb.org/classic/displayStrata?geological_group=Chicama&formation=Sapotal&group_formation_member=Sapotal Sapotal Formation
86. https://paleobiodb.org/classic/displayCollResults?collection_no=38079 Chocolate Formation
87. https://paleobiodb.org/classic/displayCollResults?geological_group=Pucara&formation=Condorsinga Condorsinga Formation
88. https://paleobiodb.org/classic/displayCollResults?geological_group=Pucara&formation=Aramachay Aramachay Formation
89. https://paleobiodb.org/classic/displayCollResults?geological_group=Pucara&formation=Chambara Chambara Formation
90. https://paleobiodb.org/classic/displayStrata?geological_group=Mitu&group_formation_member=Mitu Mitu Group
91. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Copacabana&group_formation_member=Copacabana Copacabana Formation
92. https://paleobiodb.org/classic/displayStrata?geological_group=Tarma&group_formation_member=Tarma Tarma Group
93. https://paleobiodb.org/classic/displayCollResults?collection_no=32909 Ambo Formation
94. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Lutitas%20Cocachacra&group_formation_member=Lutitas%20Cocachacra Cocachacra Shale
95. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Lampa&group_formation_member=Lampa Lampa Formation
96. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Calapuja&group_formation_member=Calapuja Calapuja Formation
97. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=Contaya&group_formation_member=Contaya Contaya Formation
98. Gutiérrez Marco & Villas, 2007, p.548
99. https://paleobiodb.org/classic/displayStrata?geological_group=&formation=San%20Jos%E9&member=Lower&group_formation_member=Lower San José Formation