Where: Falcon, Venezuela (11.2° N, 70.3° W: paleocoordinates 10.9° N, 68.8° W)
• coordinate based on political unit
• outcrop-level geographic resolution
When: Middle Member (Urumaco Formation), Late/Upper Miocene (11.6 - 5.3 Ma)
• LITHOSTRATIGRAPHY: From the Urumaco Formation, which overlies the Socorro Formation (Middle-Late Miocene) and is overlain by the Codore Formation (late Miocene-early Pliocene). AGE: Late Miocene, based on recent foraminiferal biostratigraphy (Smith et al., 2010) and Sr analyses (Hendy et al., unpublished data); upper Middle Miocene in Hodson & Hodson (1931).
• formation-level stratigraphic resolution
Environment/lithology: marine; unlithified siltstone
Size class: macrofossils
Collected by Hodson; reposited in the PRI
Primary reference: F. Hodson, H. K. Hodson, and G. D. Harris. 1927. Some Venezualan and Caribbean Mollusks. Bulletins of America Paleontology 13(49):1-160 [A. Miller/A. Miller/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 61032: authorized by Arnold Miller, entered by Arnold Miller on 29.05.2006, edited by Austin Hendy
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Crassatellites trinitarius" = Eucrassatella (Hybolophus) trinitaria
"Crassatellites trinitarius" = Eucrassatella (Hybolophus) trinitaria Maury 1925 clam Subspecies: Crassatelllites trinitarius venzuelanus
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"Venericardia zuliana" = Cyclocardia zuliana
"Venericardia zuliana" = Cyclocardia zuliana Hodson 1929 clam Subspecies: Venericardia zulianana maracaibensis
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"Macoma (Psammacoma) democraciana" = Psammacoma democraciana3
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Cyclinella falconensis Hodson et al. 1927 venus clam
"Clementia dariena" = Clementia (Clementia) dariena Conrad 1855 venus clam
Macrocallista maculata Linnaeus 1758 venus clam | |
"Corbula (Caryocorbula) urumacoensis" = Caryocorbula urumacoensis2
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"Arca (Scapharca) vueltana" = Anadara (Cunearca) zorritensis
"Arca (Scapharca) vueltana" = Anadara (Cunearca) zorritensis Spieker 1922 ark | |
"Glycymeris canalis" = Tucetona pectinata canalis1
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"Anomia venezuelana" = Anomia peruviana
"Anomia venezuelana" = Anomia peruviana d'Orbigny 1846 jingle | |
Gastropoda | |
"Turritella bifastigata" = Turritella (Broderiptella) bifastigata, Turritella robusta
"Turritella bifastigata" = Turritella (Broderiptella) bifastigata Nelson 1870 turret shell Two Subspecies: Turitella bifastigata democraciana, Turitella bifastigata maracaibensis
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Polinices subporcana moon snail
"Polinices subclausa" = Polinices hepaticus Röding 1798 moon snail Subspecies: Polinices subclausa lavelana
Polinices stanislasmeunieri Maury 1917 moon snail Subspecies: Polinices stanislas-meunieri venezuelana
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