ammonites
Lago Alahuela, Panama (Eocene of Panama)

Where: Panama (9.3° N, 79.6° W: paleocoordinates 8.3° N, 79.4° W)

• local area-level geographic resolution

When: Gatuncillo Formation, Priabonian (37.2 - 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