Lago Alahuela, Panama: Priabonian, Panama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Anthozoa - Scleractinia - Montastraeidae
Montastrea eocenica n. sp. Budd et al. 1992
6 specimens
Montastrea nodosa n. sp. Budd et al. 1992
17 specimens
Montastrea prima n. sp. Budd et al. 1992
4 specimens
? Montastrea rotunda n. sp. Budd et al. 1992
1 specimen
Anthozoa - Scleractinia - Agathiphylliidae
Agathiphyllia antiguensis (Duncan 1863)
3 specimens
Agathiphyllia splendens (Vaughan 1919)
5 specimens
Agathiphyllia browni (Vaughan 1919)
3 specimens
Agathiphyllia robusta n. sp. Budd et al. 1992
11 specimens
Anthozoa - Scleractinia - Astrocoeniidae
Madracis duncani Wells 1945
Madracis densa Budd et al. 1992
1 specimen
    = Madracis vaughani Wells 1941
Baron-Szabo 2006
Astrocoenia decaturensis Vaughan 1919
2 specimens
Astrocoenia jukesbrownei Wells 1945
18 specimens
Anthozoa - Scleractinia - Pocilloporidae
Pocillopora maddenensis Budd et al. 1992
1 specimen
Anthozoa - Scleractinia - Acroporidae
Astreopora gatuncilloensis n. sp. Budd et al. 1992
3 specimens
Alveopora sp. Blainville 1830
1 specimen
Dendracis cantabrigiensis Vaughan 1899
5 specimens
Anthozoa - Scleractinia - Rhipidogyridae
? Dichocoenia aenigma n. sp. Budd et al. 1992
4 specimens
    = Barysmilia aenigma
Baron-Szabo 2006
Anthozoa - Scleractinia - Merulinidae
Leptoria laxa n. sp. Budd et al. 1992
4 specimens
Leptoria pauca n. sp. Budd et al. 1992
2 specimens
Favites crassiseptata n. sp. Stemann 1992
3 specimens
Favites magnificata n. sp. Stemann 1992
2 specimens
Antiguastrea prava n. sp. Budd et al. 1992
2 specimens
Antiguastrea cellulosa (Duncan 1863)
5 specimens
Goniastrea muralis n. sp. Budd et al. 1992
5 specimens
Goniastrea canalis Vaughan 1919
1 specimen
Goniastrea longula n. sp. Budd et al. 1992
5 specimens
Anthozoa - Scleractinia - Faviidae
Favia weisbordi Wells 1934
4 specimens
Favia favioides (Wells 1945)
3 specimens
Anthozoa - Scleractinia - Meandrinidae
? Meandrina alahuelensis n. sp. Budd et al. 1992
1 specimen
Anthozoa - Scleractinia - Mussidae
Colpophyllia duncani Wells 1935
1 specimen
Colpophyllia elegans n. sp. Budd et al. 1992
6 specimens
Colpophyllia willoughbiensis (Vaughan 1919)
11 specimens
Anthozoa - Scleractinia - Actinacididae
Actinacis alabamensis (Vaughan 1900)
2 specimens
Anthozoa - Scleractinia - Poritidae
Porites sp. Link 1807
4 specimens
Anthozoa - Scleractinia - Siderastreidae
Pironastrea sp. d'Achiardi 1875
1 specimen
Anthozoa - Scleractinia - Agariciidae
? Cyathoseris joannae n. sp. Stemann 1992
3 specimens
? Cyathoseris eocenica n. sp. Stemann 1992
9 specimens
synonym of Cyathoseris formosa
Anthozoa - Scleractinia - Diploastraeidae
Diploastrea bacata n. sp. Budd et al. 1992
1 specimen
Diploastrea aequalis n. sp. Budd et al. 1992
1 specimen
Anthozoa - Scleractinia - Coscinaraeidae
Coscinaraea panamensis n. sp. Stemann 1992
1 specimen
Anthozoa - Helioporacea
Heliopora stewarti n. sp. Budd et al. 1992
2 specimens
see common names

Geography
Country:Panama County:Lago Alahuela
Coordinates: 9.3° North, 79.6° West (view map)
Paleocoordinates:6.8° North, 77.2° West
Geographic resolution:local area
Time
Period:Paleogene Epoch:Eocene
Stage:Priabonian 10 m.y. bin:Cenozoic 3
*Period:Early/Lower Tertiary - Middle Tertiary *Epoch:Middle Eocene - Late/Upper Eocene
*International age/stage:Priabonian - Lutetian
Key time interval:Priabonian
Age range of interval:37.71000 - 33.90000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Gatuncillo
Stratigraphy comments: originally designated as Lutetian to Priabonian
Panama Stratigraphic Commission gives age as Priabonian now
Lithology and environment
Primary lithology: lithified mudstone
Secondary lithology: "limestone"
Includes fossils?Y
Lithology description: sequence of mud and siltstones with occasional algal-rich limestone beds. echinoid and coral rich beds occasionally interspersed.
Environment:reef, buildup or bioherm Tectonic setting:passive margin
Taphonomy
Modes of preservation:body,replaced with silica
Collection methods and comments
Collection excludes:all microfossils,some macrofossils
Collection methods:bulk,mechanical,field collection
Reason for describing collection:taxonomic analysis
Collection method comments: only corals described
Metadata
Database number:7274
Authorizer:L. Ivany, W. Kiessling Enterer:E. Kowalski, W. Kiessling, U. Merkel
Modifier:L. Ivany Research group:marine invertebrate
Created:2000-05-22 09:26:20 Last modified:2005-08-17 13:06:56
Access level:the public Released:2000-05-22 09:26:20
Creative Commons license:CC BY
Reference information

Primary reference:
462. A. F. Budd, T. S. Stemann, and R. H. Stewart. 1992. Eocene Caribbean Reef Corals: A Unique Fauna from the Gatuncillo Formation of Panama. Journal of Paleontology 66(4):570-594 [L. Ivany/E. Kowalski/J. Alroy]

Secondary references:

17708 R. Baron-Szabo. 2006. Corals of the K/T-boundary: scleractinian corals of the suborders Astrocoeniina, Faviina, Rhipidogyrina and Amphiastraeina. Journal of Systematic Palaeontology 4(1):1-108 [W. Kiessling/W. Kiessling]