Catavi Unit C3 near Cochabamba: Emsian, Bolivia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
Trilobita indet. Walch 1771
Trilobita - Phacopida - Homalonotidae
unclassified
Bryozoa indet. Ehrenberg 1831
Brachiopoda indet. Cuvier 1805
inarticulates
Bivalvia - Grammysiidae
Bivalvia
Pelecypoda indet. Goldfuss 1820
Ophiuroidea
see common names

Geography
Country:Bolivia
Coordinates: 17.4° South, 66.2° West (view map)
Paleocoordinates:69.9° South, 80.7° West (Wright 2013)
Basis of coordinate:based on political unit
Geographic resolution:local area
Time
Period: Devonian Epoch: Early Devonian
Stage: Emsian 10 m.y. bin: Devonian 2
Key time interval: Emsian
Age range of interval: 410.62 - 393.47 m.y. ago
Stratigraphy
Formation:Catavi
Stratigraphic resolution:member
Stratigraphy comments: Unit C3. Emsian age suggested on basis of trilobite Burmeisteria.
Lithology and environment
Primary lithology:green,red or brown sandstone
Secondary lithology:green,red or brown siltstone
Lithology description: "fine-grained, olive to brown sandstones and siltstones...Fossils are rare but concentrated in some layers."
Environment:marine indet.
Geology comments: Andean trough, dominated by deep-water sediments. Morphological features of Andinodesma suggest temporary shallowing.
Taphonomy
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Database number:25587
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2002-09-18 14:15:53 Last modified:2025-02-22 15:12:02
Access level:the public Released:2002-09-18 14:15:53
Creative Commons license:CC0
Reference information

Primary reference:
7146. U. Rehfeld and J. Mehl. 1989. Andinodesma radicostata n. gen. n. sp., a grammysiid taxon from the Lower Devonian Catavi-Formation (Bolivia) and its autecological and phylogenetic implications. Paläontologische Zeitschrift 63(3/4):263-279 [M. Foote/M. Foote/P. Wagner]