Where: Guayas, Ecuador (2.1° S, 80.5° W: paleocoordinates 2.9° S, 77.6° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Progreso Formation, Middle Miocene (16.0 - 11.6 Ma)
• LITHOSTRATIGRAPHU: From the Progresso Fm, which overlies the Subibaja Fm (Early Miocene). AGE: Middle Miocene. STRATIGRAPHIC POSITION: Composite list for formation.
• formation-level stratigraphic resolution
Environment/lithology: coastal; siliciclastic sediments
Size class: macrofossils
Collection methods: COLLECTORS: Unknown. REPOSITORY: Unknown.
Primary reference: W. P. Woodring. 1957. Geology and Paleontology of Canal Zone and adjoining parts of Panama. United States Geological Survey Professional Paper 306(A) [A. Miller/A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 96516: authorized by Austin Hendy, entered by Austin Hendy on 10.06.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
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Gastropoda | |
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Potamides suprasulcatus Gabb 1873 horn snail |