Bed 4, LACMIP Locality 17685, Gaillard Cut, Culebra Fm (Miocene of Panama)

Also known as Reef 2776

Where: Panama (9.1° N, 79.7° W: paleocoordinates 8.1° N, 77.3° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Emperador Limestone Member (Culebra Formation), Aquitanian (23.0 - 20.4 Ma)

• The thickness for the formation is about 150 m at this point. meters indicate distance to border of Las Cascadas Formation; beds about 6 m thick. AGE: Early Miocene in text; direct date extrapolated from Cheetham et al. (1999), =Aquitanian.

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified reef rocks and lithified, fine-grained grainstone

• Tectonic setting: could also be an active rift basin
• branching-coral boundstone, thin interbeds (10 cm) of fine-grained calcarenite containing wavy bedding of mudstone are locally present

Size class: macrofossils

Reposited in the LACM

Collection methods: bulk,

Primary reference: K. G. Johnson and M. X. Kirby. 2006. The Emperador Limestone rediscovered: early miocene corals from the Culebra Formation, Panama. Journal of Paleontology 80(2):283-293 [W. Kiessling/T. Schossleitner/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 60261: authorized by Wolfgang Kiessling, entered by Thomas Schossleitner on 08.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

 Scleractinia - Poritidae
Porites baracoaensis Vaughan 1919 stony coral
Porites anguillensis Vaughan 1919 stony coral
Porites macdonaldi Vaughan 1919 stony coral
Porites waylandi Foster 1986 stony coral
Porites douvillei Vaughan 1919 stony coral
 Scleractinia - Agariciidae
Pavona panamensis Vaughan 1919 stony coral
Leptoseris anguillensis Vaughan 1919 stony coral
Leptoseris walli Vaughan 1926 stony coral
 Scleractinia - Siderastreidae
Siderastrea conferta Duncan 1863 stony coral
 Scleractinia - Montastraeidae
"Montastrea endotheca" = Montastraea, Montastrea imperatoris, "Montastrea canalis" = Montastraea endothecata
"Montastrea endotheca" = Montastraea stony coral
listed as Montastraea
Montastrea imperatoris Vaughan 1919 stony coral
listed as Montastraea
"Montastrea canalis" = Montastraea endothecata Duncan 1863 stony coral
listed as Montastraea
 Scleractinia - Acroporidae
Acropora saludensis Vaughan 1919 stony coral
Acropora panamensis Vaughan 1919 stony coral
Astreopora goethalsi Vaughan 1919 stony coral
 Scleractinia - Pocilloporidae
Stylophora granulata Duncan 1864 stony coral
Pocillopora arnoldi Vaughan 1919 stony coral
 Scleractinia - Pectiniidae
Fungophyllia "sp. A" Gerth 1923 stony coral
 Scleractinia - Mussidae
Mycetophyllia bullbrooki Vaughan and Hoffmeister 1926 stony coral