Where: Venezuela (11.2° N, 70.3° W: paleocoordinates 11.0° N, 68.8° W)
• coordinate based on nearby landmark
• basin-level geographic resolution
When: Urumaco Formation, Late/Upper Miocene (11.6 - 5.3 Ma)
• STRATIGRAPHIC RELATIONS: From Urumaco Formation. AGE: Correlations indicate Middle Miocene-Early Pliocene in text; suggested to be Late Miocene according to Gamero (1997); placed by enterer in late Miocene on the basis of faunal composition . STRATIGRAPHIC POSITION: General list for formation.
• formation-level stratigraphic resolution
Environment/lithology: coastal; unlithified siliciclastic sediments
Size class: macrofossils
Preservation: original aragonite
Collection methods: surface (float),
• COLLECTOR: Multiple collectors. REPOSITORY: UNEFM, Venezuela.
Primary reference: O. A. Aguilera. 2004. Tesoros Paleontológicos de Venezuela 1-148 [A. Hendy/A. Hendy/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 92751: authorized by Austin Hendy, entered by Austin Hendy on 27.11.2009, edited by Mark Uhen, Catalina Pimiento, Evangelos Vlachos, Miranta Kouvari and Edward Medeiros
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Gymnolaemata | |
Petaloconchus varians d'Orbigny 1839 | |
Gastropoda | |
Turritella abrupta Spieker 1922 turret shell | |
Stigmaulax cf. sulcata Born 1778 moon snail
Polinices lacteus Guilding 1834 moon snail | |
Cancellaria (Cancellaria) sp. Lamarck 1799 snail | |
Buchema sp. Corea 1934 snail | |
Conus cf. kevani cone shell
Conus cf. bayeri cone shell | |
Polystira vives turrid | |
Nassarius antillarum d'Orbigny 1847 snail | |
Antillophos sp. Woodring 1928 true whelk | |
Prunum cf. marginatum margin shell
Prunum cf. prunum Gmelin 1791 margin shell | |
Eupleura cf. caudata Say 1822 murex snail | |
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Oliva reticularis Lamarck 1811 olive snail | |
"Siphocypraea donmoorei" = Muracypraea donmoorei6
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Niso sp. Risso 1826 snail | |
Heliacus bisulcatus d'Orbigny 1842 snail | |
Bivalvia | |
"Anadara chemnitzi" = Arca chemnitzi, "Anadara cf. lienosa" = Anadara (Rasia) lienosa, Anadara zorritoensis, "Anadara inutilis" = Anadara (Cunearca) inutilis, "Anadara brasiliana" = Anadara (Cunearca) brasiliana
"Anadara chemnitzi" = Arca chemnitzi Philippi 1851 ark
"Anadara cf. lienosa" = Anadara (Rasia) lienosa Say 1832 ark
Anadara zorritoensis Spieker 1922 ark
"Anadara inutilis" = Anadara (Cunearca) inutilis Jung 1965 ark
"Anadara brasiliana" = Anadara (Cunearca) brasiliana Lamarck 1819 ark | |
"Glycymeris pectinata" = Tucetona pectinata
"Glycymeris pectinata" = Tucetona pectinata Gmelin 1791 clam | |
Ostrea sp. Linnaeus 1758 oyster
Crassostrea sp. Sacco 1897 oyster | |
"Lyropecten antillarum" = Antillipecten antillarum Récluz 1853 scallop
Argopecten nucleus calico scallop
Argopecten irradians Lamarck 1819 calico scallop | |
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"Codakia cf. orbiculata" = Ctena orbiculata
"Codakia cf. orbiculata" = Ctena orbiculata Montagu 1808 clam | |
Corbula operculata, "Corbula contracta" = Caryocorbula contracta, "Corbula caribaea" = Caryocorbula caribaea
Corbula operculata clam
"Corbula contracta" = Caryocorbula contracta Say 1822 clam
"Corbula caribaea" = Caryocorbula caribaea d'Orbigny 1845 clam | |
"Echinochama cf. cornuta" = Arcinella cornuta
"Echinochama cf. cornuta" = Arcinella cornuta Conrad 1866 jewel box | |
Tellina radiata Linnaeus 1758 tellin clam | |
"Trigoniocardia antillarum" = Trigoniocardia (Apiocardia) antillarum, Trachycardium magnum
"Trigoniocardia antillarum" = Trigoniocardia (Apiocardia) antillarum d'Orbigny 1853 cockle
Trachycardium magnum cockle | |
Solen sp. Linnaeus 1758 clam | |
Cardiomya alternata clam | |
Chondrichthyes | |
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"Carcharodon megalodon" = Otodus megalodon1
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Actinopteri | |
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Larimus steurbautti1, Larimus sp.1, Larimus henrii1, Micropogonias coatesi1, Cynoscion sp.1, Equetus sp.1
Larimus sp.1 Cuvier and Valenciennes 1830
Larimus henrii1 Nolf and Aguilera 1998
Cynoscion sp.1 Gill 1861
Equetus sp.1 Rafinesque 1815 | |
Haemulon sp.1 Cuvier 1829 | |
Bagre marinus1, Arius couma1, Arius dowii1, Arius herzbergii1, Arius kessleri1, Arius quadriscutis1, Arius rugispinis1
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Reptilia | |
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Trionychidae indet.8 Gray 1825 softshell turtle Musco de Cicncias Naturales, Caracas, no. 238; hypoplastron. Pleurodira indet. according to 64451 (Chelidae or Araripemyidae). But Trionychidae indet. according to 63467
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Mammalia | |
Urumaquia robusta2 Carlini et al. 2006 edentate AMU-CURS 169, 176, 179. Urumaco, Estado Falc6n, Venezuela; Urumaco Formation, Late Miocene (MINISTERIO DE ENERG1A Y MINAS 1997;
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Toxodontidae indet. Ameghino 1889 notoungulate | |
cf. Phoberomys sp.4 Kraglievich 1926 caviomorph CIAAP 441-442. In: El Hatillo (c) - Collected by Jean Bocquentin-Villanueva in July 1980
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