1 km E. of Usiacuri, Atlantico (Miocene of Colombia)

Where: Atlantico, Colombia (10.8° N, 75.0° W: paleocoordinates 10.1° N, 72.4° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Middle Miocene (16.0 - 11.6 Ma)

• Marl. Middle Miocene age based on correlation with other Caribbean fossil assemblages and by stratigraphic relations.

• bed-level stratigraphic resolution

Environment/lithology: coastal; unlithified, brown marl

• No paleonenvironmental data reported, though from apparently from shallow-water siliciclastic sediments.
• Earthy brown marl. Poorly lithified based on observation of figured specimens.

Size class: macrofossils

Reposited in the PRI

• Collections reposited at Cornell University (now PRI collections). Collected by G.L. greene and N.E. Weisbord.

Primary reference: N.E. Weisbord. 1929. Miocene Mollusca of Northern Colombia. Bulletin of American Paleontology 14(54):1-310 [A. Miller/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60678: authorized by Austin Hendy, entered by Austin Hendy on 20.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• Some lists appear exhaustive, though in cases nomenclature is antiquated, though at species resolution.
 Arcida - Arcidae
"Scapharca grandis" = Anadara (Grandiarca) grandis
"Scapharca grandis" = Anadara (Grandiarca) grandis Broderip and Sowerby 1829 ark
Subspecies: Scapharca grandis colombiensis
 Pectinida - Pectinoidae
"Amusium luna" = Amusium toulae
"Amusium luna" = Amusium toulae Brown and Pilsbry 1911 scallop
 Ostreida - Ostreidae
"Ostrea osculum" = Conradostrea osculum
"Ostrea osculum" = Conradostrea osculum Pilsbry and Brown 1927 oyster
 Carditida - Crassatellidae
"Crassatellites aviaguensis" = Eucrassatella (Eucrassatella) aviaguensis, "Crassatellites reevei" = Eucrassatella (Eucrassatella) reevei
"Crassatellites aviaguensis" = Eucrassatella (Eucrassatella) aviaguensis Hodson 1927 clam
"Crassatellites reevei" = Eucrassatella (Eucrassatella) reevei Gabb 1873 clam
Subspecies: C. reevei pleurarosta
 Carditida - Carditidae
"Venericardia terryi" = Cyclocardia terryi
"Venericardia terryi" = Cyclocardia terryi Olsson 1922 clam
 Cardiida - Veneridae
"Chione (Lirophora) usiacruina" = Lirophora, "Antigona (Dosina) caribbeana" = Periglypta caribbeana, "Clementia dariena" = Clementia (Clementia) dariena
"Chione (Lirophora) usiacruina" = Lirophora venus clam
"Antigona (Dosina) caribbeana" = Periglypta caribbeana Anderson 1927 venus clam
"Clementia dariena" = Clementia (Clementia) dariena Conrad 1855 venus clam
Subspecies: Clementia dariena dariena
 Cardiida - Tellinidae
"Metis trinitaria" = Florimetis trinitaria
"Metis trinitaria" = Florimetis trinitaria Dall 1900 tellin clam
Subspecies: M. trinitaria colombiensis
 Cardiida - Psammobiidae
 Cardiida - Cardiidae
"Cardium (Laevicardium) serratum" = Laevicardium serratum
"Cardium (Laevicardium) serratum" = Laevicardium serratum Linnaeus 1758 cockle
 Neogastropoda - Olividae
Oliva cylindrica Sowerby 1850 olive snail
 Neogastropoda - Buccinidae
"Solenosteira falconensis" = Solenosteira (Fusinosteira) falconensis
"Solenosteira falconensis" = Solenosteira (Fusinosteira) falconensis Weisbord 1929 true whelk
 Neogastropoda - Melongenidae
Melongena consors Sowerby 1850 snail
 Naticoidea - Naticidae
"Natica cuspidata" = Natica (Natica) cuspidata
"Natica cuspidata" = Natica (Natica) cuspidata Guppy 1910 moon snail
 Tonnoidea - Personidae
Distorsio simillima Sowerby 1850 snail
 Sorbeoconcha - Turritellidae
Turritella lloydsmithi, "Turritella supraconcava" = Turritella abrupta, "Turritella cartagenensis" = Turritella (Broderiptella) bifastigata cartagenensis
Turritella lloydsmithi Pilsbry and Brown 1917 turret shell
"Turritella supraconcava" = Turritella abrupta Spieker 1922 turret shell
"Turritella cartagenensis" = Turritella (Broderiptella) bifastigata cartagenensis Pilsbry and Brown 1917 turret shell
 Architectonicoidea - Architectonicidae
"Architectonica granulatum" = Architectonica nobilis
"Architectonica granulatum" = Architectonica nobilis Röding 1798 sundial
Tucetona canalis
"Glycymeris lloydsmithi" = Tucetona canalis lloydsmithi
"Glycymeris lloydsmithi" = Tucetona canalis lloydsmithi Brown and Pilsbry 1917