Between Las Perdices and Puerto Colombia, Atlantico (Miocene of Colombia)

Where: Atlantico, Colombia (11.0° N, 74.9° W: paleocoordinates 10.4° N, 72.3° 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 sandstone

• No paleonenvironmental data reported, though from apparently from shallow-water siliciclastic sediments.
• Light brown sandstone. Unlithified 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 60681: 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.
Gastropoda
 Neogastropoda - Olividae
Oliva cylindrica Sowerby 1850 olive snail
 Neogastropoda - Columbellidae
"Strombina cyphonotus" = Strombina (Strombina) cyphonotus
"Strombina cyphonotus" = Strombina (Strombina) cyphonotus Pilsbry and Johnson 1911 snail
 Neogastropoda - Mitridae
"Mitra colombiana" = Subcancilla colombiana
"Mitra colombiana" = Subcancilla colombiana Weisbord 1929 mitre shell
 Neogastropoda - Drilliidae
"Drillia puertocolombiana" = Clathrodrillia puertocolombiana
"Drillia puertocolombiana" = Clathrodrillia puertocolombiana Weisbord 1929 snail
 Vermetoidea - Vermetidae
Serpulorbis ? papulosus Guppy 1866 worm shell
 Sorbeoconcha - Potamididae
Potamides maracaibensis Weisbord 1929 horn snail
 Sorbeoconcha - Turritellidae
Turritella altilirata Grzybowski 1899 turret shell
Subspecies: T. altilirata atlanticensis
Turritella cf. gatunensis Conrad 1857 turret shell