Lago Alahuela, Panama (Eocene of Panama)

Where: Panama (9.3° N, 79.6° W: paleocoordinates 6.8° N, 77.2° W)

• local area-level geographic resolution

When: Gatuncillo Formation, Priabonian (38.0 - 33.9 Ma)

• originally designated as Lutetian to Priabonian

•Panama Stratigraphic Commission gives age as Priabonian now

Environment/lithology: reef, buildup or bioherm; lithified mudstone and limestone

• sequence of mud and siltstones with occasional algal-rich limestone beds. echinoid and coral rich beds occasionally interspersed.

Preservation: replaced with silica

Collection methods: bulk, mechanical,

• only corals described

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 7274: authorized by Linda Ivany, entered by Elizabeth Kowalski on 22.05.2000, edited by Wolfgang Kiessling and Uta Merkel

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Scleractinia - Actinacididae
Actinacis alabamensis Vaughan 1900 stony coral
 Scleractinia - Poritidae
Alveopora sp. Blainville 1830 stony coral
Porites sp. Link 1807 stony coral
 Scleractinia - Agariciidae
"? Cyathoseris eocenica n. sp." = Cyathoseris formosa, ? Cyathoseris joannae n. sp.
"? Cyathoseris eocenica n. sp." = Cyathoseris formosa d'Achiardi 1875 stony coral
? Cyathoseris joannae n. sp. Stemann 1992 stony coral
 Scleractinia - Siderastreidae
Pironastrea sp. d'Achiardi 1875 stony coral
Coscinaraea panamensis n. sp. Stemann 1992 stony coral
 Scleractinia - Rhipidogyridae
Barysmilia aenigma stony coral
 Scleractinia - Montastraeidae
Montastrea nodosa n. sp. Budd et al. 1992 stony coral
Montastrea eocenica n. sp. Budd et al. 1992 stony coral
Montastrea prima n. sp. Budd et al. 1992 stony coral
? Montastrea rotunda n. sp. Budd et al. 1992 stony coral
 Scleractinia - Astrocoeniidae
Astrocoenia decaturensis Vaughan 1919 stony coral
Astrocoenia jukesbrownei Wells 1945 stony coral
Madracis duncani Wells 1945 stony coral
Madracis vaughani Wells 1941 stony coral
 Scleractinia - Acroporidae
Dendracis cantabrigiensis Vaughan 1899 stony coral
Astreopora gatuncilloensis n. sp. Budd et al. 1992 stony coral
 Scleractinia - Pocilloporidae
Pocillopora maddenensis Budd et al. 1992 stony coral
 Scleractinia - Meandrinidae
? Meandrina alahuelensis n. sp. Budd et al. 1992 stony coral
 Scleractinia - Merulinidae
Leptoria pauca n. sp. Budd et al. 1992 stony coral
Leptoria laxa n. sp. Budd et al. 1992 stony coral
Goniastrea canalis Vaughan 1919 stony coral
Goniastrea muralis n. sp. Budd et al. 1992 stony coral
Goniastrea longula n. sp. Budd et al. 1992 stony coral
Favites crassiseptata n. sp. Stemann 1992 stony coral
Favites magnificata n. sp. Stemann 1992 stony coral
 Scleractinia - Faviidae
Colpophyllia duncani Wells 1935 stony coral
Colpophyllia elegans n. sp. Budd et al. 1992 stony coral
Colpophyllia willoughbiensis Vaughan 1919 stony coral
Agathiphyllia browni Vaughan 1919 stony coral
Agathiphyllia splendens Vaughan 1919 stony coral
Agathiphyllia robusta n. sp. Budd et al. 1992 stony coral
Agathiphyllia antiguensis Duncan 1863 stony coral
Antiguastrea prava n. sp. Budd et al. 1992 stony coral
Antiguastrea cellulosa Duncan 1863 stony coral
Favia favioides Wells 1945 stony coral
Favia weisbordi Wells 1934 stony coral
 Scleractinia - Diploastraeidae
Diploastrea aequalis n. sp. Budd et al. 1992 stony coral
Diploastrea bacata n. sp. Budd et al. 1992 stony coral
 Helioporacea -
Heliopora stewarti n. sp. Budd et al. 1992