Also known as USGS 24553
Where: Colon, Panama (9.4° N, 79.9° W: paleocoordinates 9.4° N, 79.9° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Gatuncillo Formation, Middle Eocene (47.8 - 37.7 Ma)
• STRATIGRAPHIC RELATIONSHIPS: From the Gatuncillo Fm, which is overlain by the Camito Fm, and unconformably overlies Cretaceous basement. AGE: Middle Eocene-Late Eocene; here assigned to Middle Eocene on the basis of stratigraphic position.
• bed-level stratigraphic resolution
Environment/lithology: coastal; silty mudstone
Size class: macrofossils
Reposited in the USNM
Collection methods: quarrying,
• Collected by Stewart, R.H., Allen, J.L., and A. Mena (1968). Material is also held (but not specified for any specific collection) at Stanford University, Acad. Nat. Sci. Phil., Corenell University, PRI, U. Cal. and Cal. Acad. Sci.
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 49497: authorized by Austin Hendy, entered by Austin Hendy on 18.04.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Neritina sp. Lamarck 1816 snail
Neritina ectypha Woodring 1973 snail
Nerita listrota Woodring 1973 snail
Nerita hadra Woodring 1973 snail | |
? Potamides micraulax horn snail
Harrisianella camptica horn snail
Hannatoma antyx horn snail
Tympanotonos acanthodes horn snail | |
Bezanconia cosmeta cerith snail | |
Bayania epelys Woodring 1973 snail | |
Faunus xenicus snail
Charadreon leptus Woodring 1973 snail | |
Calyptraea lispa slipper shell | |
Cymia (Tritonopsis) sp. Mörch 1860 murex snail | |
? Leptadrillia sp. Woodring 1928 snail | |
Leptomurex acares snail | |
"Teinostoma (Idioraphe) elachistum" = Teinostoma (Idioraphie)
"Teinostoma (Idioraphe) elachistum" = Teinostoma (Idioraphie) snail | |
Bivalvia | |
? Brachidontes sp. Swainson 1840 mussel |