Late Eifelian/Givetian Loc. 30 of Melo: Well 1-JD-1-AM, core 4: Eifelian - Givetian, Brazil

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Tentaculitida - Tentaculitidae
Ostracoda
Foraminiferida
Foraminiferida indet. (Eichwald 1830)
agglutinated forms
see common names

Geography
Country:Brazil State/province:Amazonas
Coordinates: 6.0° South, 70.0° West (view map)
Paleocoordinates:56.3° South, 75.3° West (Wright 2013)
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period: Devonian Epoch: Middle Devonian
Stage: Eifelian - Givetian 10 m.y. bin: Devonian 3
Key time interval: Eifelian - Givetian
Age range of interval: 393.47 - 382.31 m.y. ago
Stratigraphy
Geological group:Mari Mari
Stratigraphy comments: Correlation with other basins (Amazon, Parana, Parnaiba) is still poorly understood.
Lithology and environment
Primary lithology: "shale"
Secondary lithology: sandstone
Environment:marine indet.
Taphonomy
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Metadata
Database number:37179
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2004-03-03 14:39:22 Last modified:2025-02-22 15:12:02
Access level:the public Released:2004-03-03 14:39:22
Creative Commons license:CC0
Reference information

Primary reference:

9944. J. H. G. Melo. 1988. The Malvinokaffric realm in the Devonian of Brazil. N. J. McMillan, A. F. Embry, and D. J. Glass, eds. Devonian of the World, Volume I. Canadian Society of Petroleum Geologists. Calgary, Alberta, Canada 669-703 [M. Foote/M. Foote/M. Foote]