Where: Panama (9.1° N, 79.7° W: paleocoordinates 8.0° N, 77.3° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: lower Member (Culebra Formation), Aquitanian (23.0 - 20.4 Ma)
• LITHOSTRATIGRAPHY: From the Culebra Formation, which unconformably overlies the Las Cascadas agglomerate; reassigned to La Boca Fm in subsequent publications of Woodring (e.g., 1973, 1982), but further emended by Kirby et al. (2009) to the lower member of the Culebra Formation. AGE: Early Miocene in text; direct date extrapolated from Kirby et al. (1999), =Aquitanian.
• bed-level stratigraphic resolution
Environment/lithology: marine; poorly lithified, black claystone
Size class: macrofossils
Reposited in the USNM
Collection methods: quarrying,
• Collected by MacDonald and Vaughan (1911). 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. Locality now unaccessible (submerged).
Primary reference: W. P. Woodring. 1973. Geology and paleontology of canal zone and adjoing parts of Panama: Description of Tertiary mollusks (additions to gastropods, scaphopods, pelecypods: Nuculidae to Malleidae). United States Geological Survey Professional Paper 306(E):453-539 [A. Miller/A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 93039: authorized by Austin Hendy, entered by Austin Hendy on 24.12.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Venericardia (Glyptoactis) metaicha Woodring 1982 clam | |
Eucrassatella (Eucrassatella) mediamericana Brown and Pilsbry 1913 clam | |
Kuphus incrassatus Gabb 1873 clam | |
Bothrocorbula (Hexacorbula) cruziana Olsson 1932 clam | |
Clementia (Clementia) dariena, "Macrocallista (Paradione) maculata" = Macrocallista maculata, Ventricolaria harrisiana, Chione (Chionopsis) eurylopas, Dosinia (Dosinia) delicatissima
Clementia (Clementia) dariena Conrad 1855 venus clam
"Macrocallista (Paradione) maculata" = Macrocallista maculata Linnaeus 1758 venus clam
Ventricolaria harrisiana Olsson 1922 venus clam
Chione (Chionopsis) eurylopas Woodring 1982 venus clam
Dosinia (Dosinia) delicatissima Brown and Pilsbry 1913 venus clam | |
Semele chipolana Dall 1900 clam | |
Trachycardium (Dallocardia) phlyctaena, Trachycardium (Dallocardia) dominicense, Trachycardium (Trachycardium) cf. isocardia, Nemocardium hadraterum
Trachycardium (Dallocardia) phlyctaena Dall 1900 cockle
Trachycardium (Dallocardia) dominicense Gabb 1873 cockle
Trachycardium (Trachycardium) cf. isocardia Linnaeus 1758 cockle
Nemocardium hadraterum Woodring 1982 cockle | |
Anadara (Tosarca) campta Woodring 1973 ark
Anadara (Rasia) dariensis Brown and Pilsbry 1911 ark | |
Spondylus scotti, "Aequipecten canalis" = Mimachlamys canalis, Amusium toulae, Lepidopecten proterus
Spondylus scotti Brown and Pilsbry 1913 scallop
"Aequipecten canalis" = Mimachlamys canalis Brown and Pilsbry 1913 scallop
Amusium toulae Brown and Pilsbry 1911 scallop
Lepidopecten proterus Woodring 1982 scallop | |
Dimya adaia Woodring 1982 scallop | |
Cubitostrea rugifera Dall 1898 oyster
Hyotissa haitensis Sowerby 1850 oyster
Gryphaeostrea sp. Conrad 1865 oyster | |
Scaphopoda | |
"Dentalium (Fissidentalium) uscarianum" = Fissidentalium uscarianum
"Dentalium (Fissidentalium) uscarianum" = Fissidentalium uscarianum Olsson 1922 tusk shell | |
Gastropoda | |
Turritella subgrundifera Dall 1892 turret shell | |
"Semicassis (Echinophoria) tostoma n. sp." = Echinophoria
"Semicassis (Echinophoria) tostoma n. sp." = Echinophoria snail | |
"Cyphoma aff. intermedia" = Pseudocyphoma intermedium
"Cyphoma aff. intermedia" = Pseudocyphoma intermedium Sowerby 1828 snail | |
"Architectonica (Architectonica) nobilis" = Architectonica nobilis
"Architectonica (Architectonica) nobilis" = Architectonica nobilis Röding 1798 sundial |