Simojovel road section B-8223: Lutetian, Mexico

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Lepidocyclinidae
Lepidocyclina (Lepidocyclina) macdonaldi
Nummulitidae
Nummulites (Paleonummulites) willcoxi
Anthozoa - Scleractinia - Dendrophylliidae
Balanophyllia (Balanophyllia) santaelenensis n. sp. Frost and Langenheim 1974
synonym of Balanophyllia caulifera
Anthozoa - Scleractinia - Siderastreidae
Sideroseris durhami Wells 1945
Anthozoa - Scleractinia - Agariciidae
Cyathoseris allisoni n. sp. Frost and Langenheim 1974
Anthozoa - Scleractinia - Poritidae
Goniopora taberi Wells 1934
synonym of Goniopora reussiana
Anthozoa - Scleractinia - Merulinidae
Cladocora bosquensis Frost and Langenheim 1974
Anthozoa - Scleractinia - Astrocoeniidae
Astrocoenia guantanamensis Vaughan 1919
see common names

Geography
Country:Mexico State/province:Chiapas
Coordinates: 17.1° North, 92.7° West (view map)
Paleocoordinates:18.8° North, 83.3° West
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period:Paleogene Epoch:Eocene
Stage:Lutetian 10 m.y. bin:Cenozoic 2
Key time interval:Lutetian
Age range of interval:47.80000 - 41.20000 m.y. ago
Stratigraphy
Geological group:La Esperanza Formation:San Juan
Stratigraphic resolution:bed
Stratigraphy comments: middle part of the formation - age given as middle Eocene - most likely Lutetian (see coll. 45920)
Lithology and environment
Primary lithology: lithified "limestone"
Secondary lithology: lithified sandstone
Lithology description: thin coral biostrome (B-8223) and argillaceous sandstone below the biostrome (B-8222)
Environment:reef, buildup or bioherm
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,microfossils
Preservation of anatomical detail:good
Collection methods and comments
Collection methods:peel or thin section,field collection
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Reef 3912
Database number:85736
Authorizer:W. Kiessling Enterer:U. Merkel
Modifier:W. Kiessling Research group:marine invertebrate,micropaleontology
Created:2009-01-14 05:48:27 Last modified:2009-04-16 13:31:40
Access level:authorizer only Released:2010-01-08 10:39:56
Creative Commons license:CC BY
Reference information

Primary reference:
8422. S. H. Frost and R. L. Langenheim, Jr. 1974. Cenozoic Reef Biofacies. Chicago, Northern Illinois University Press 1-388 [W. Kiessling/W. Kiessling/U. Merkel]