34-Eastern Durango: Berriasian, Mexico
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Ammonitida
- Lytoceratidae
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Lytoceras sp.
Suess 1865
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Cephalopoda
- Ammonitida
- Neocomitidae
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cf. Thurmannites miquihuanensis
Imlay 1937
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originally entered as "Thurmannites cf. miquihuanensis" | ||||||||||
Bivalvia
- Carditida
- Astartidae
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Astarte durangensis
Imlay 1940
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Bivalvia
- Cardiida
- Trapezidae
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Trapezium diversicostatum
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? Trapezium subtriangulum
Imlay 1940
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originally entered as "Trapezium? subtriangulum" | ||||||||||
Bivalvia
- Cardiida
- Veneridae
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Cyclorisma sp.
Dall 1902
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Bivalvia
- Ostreida
- Pinnidae
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cf. Pinna quadrifrons
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originally entered as "Pinna cf. quadrifrons" | ||||||||||
Bivalvia
- Ostreida
- Gryphaeidae
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aff. Exogyra tamaulipana
Imlay 1937
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originally entered as "Exogyra aff. tamaulipana" | ||||||||||
Exogyra reedi
Imlay 1937
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Gryphaea sp.
Lamarck 1801
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Bivalvia
- Ostreida
- Ostreidae
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Alectryonia sp.
Fischer de Waldheim 1807
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Bivalvia
- Pectinida
- Pectinidae
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Pecten sp.
Müller 1776
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originally entered as "Pecten spp." | ||||||||||
Bivalvia
- Pectinida
- Plicatulidae
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Plicatula torreoensis
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Plicatula pulchra
Imlay 1940
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Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea sp.
Lamarck 1801
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Cucullaea striatiumbonata
Imlay 1940
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(2 measurements) | ||||||||||
Gastropoda
- Vermetidae
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Vermetus cornejoi
(Castillo and Aguilera 1895)
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"cornejoi var. varians" - originally entered as "Vermetus cornejoi var. varians" | ||||||||||
Rhynchonellata
- Rhynchonellida
- Rhynchonellidae
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"Rhynchonella" durangensis
Imlay 1940
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(1 measurement) | ||||||||||
see common names |
Geography
Country: | Mexico | State/province: | Durango |
Coordinates: | 24.2° North, 102.8° West (view map) | ||
Paleocoordinates: | 20.9° North, 55.2° West | ||
Basis of coordinate: | based on political unit | ||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Early Cretaceous |
Stage: | Berriasian | 10 m.y. bin: | Cretaceous 1 | *Epoch: | Neocomian |
Key time interval: | Berriasian | ||
Age range of interval: | 145 - 139.8 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Carbonera |
Local section: | Locality 34 |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | sandstone |
Taphonomy
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 2154 | ||
Authorizer: | M. Patzkowsky, M. Clapham | Enterer: | K. Layou, M. Clapham |
Modifier: | C. Visaggi | Research group: | marine invertebrate |
Created: | 1999-06-23 07:55:32 | Last modified: | 2004-03-11 16:25:06 |
Access level: | the public | Released: | 2000-11-20 13:53:14 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
65. | R. W. Imlay. 1940. Neocomian Faunas of Northern Mexico. Geological Society America Bulletin 51(1):117-190 [M. Patzkowsky/K. Layou/A. Clement] |