Also known as GA-9
Where: Panama (9.3° N, 79.8° W: paleocoordinates 9.1° N, 78.4° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: lower Gatun Member (Gatun Formation), Tortonian (11.6 - 7.2 Ma)
• STRATIGRAPHIC RELATIONS: The Gatun Fm rests unconformably on formations of different ages in different parts of the Panama Canal Basin. To the east of Colon, the Gatun Fm rests nonconformably on unamed Cretaceous volcanics. To the west of Colon, including several islands in Lake Gatun, the Gatun Fm rests with angular unconformity on the upper Oligocene Caimito Fm. AGE: Late Miocene, on the basis of microfossil biostratigraphy (see Collins and Coates, 1999). AGE: Tortonian based on more recent dating (Hendy, 2012). Sr dating for nearby sections indicates an age of approximately 11.5 Ma (Hendy, unpublished data).
• bed-level stratigraphic resolution
Environment/lithology: coastal; poorly lithified siliciclastic sediments
Size class: macrofossils
Reposited in the PRI
Collection methods: bulk, sieve,
• COLLECTORS: B. & L. Pitt. REPOSITORIES: PRI, Ithaca.
Primary reference: A. J. W. Hendy, D. P. Buick, K. V. Bulinski, C. A. Ferguson, and A. I. Miller. 2008. Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions. [A. Hendy/A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 82116: authorized by Austin Hendy, entered by Austin Hendy on 23.07.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Architectonica (Architectonica) nobilis" = Architectonica nobilis
"Architectonica (Architectonica) nobilis" = Architectonica nobilis Röding 1798 sundial | |
Turritella maturacana turret shell
Turritella sp. Lamarck 1799 turret shell
Turritella gatunensis Conrad 1857 turret shell | |
Crepidula plana Say 1822 slipper shell
Crucibulum (Crucibulum) sp. Schumacher 1817 slipper shell
Crucibulum (Dispotaea) springvaleense Rutsch 1942 slipper shell | |
Polinices stanislasmeunieri Maury 1917 moon snail
Stigmaulax guppiana Toula 1909 moon snail | |
Strombina (Strombina) lessepsiana Brown and Pilsbry 1911 snail | |
Nicema amara Woodring 1964 true whelk
Cymatophos veatchi Olsson 1922 true whelk
Antillophos candeanus d'Orbigny 1842 true whelk | |
"Cancellaria (Pyruclia) sp." = Pyruclia, Bivetiella dariena3, "Cancellaria (Euclia) dinata" = Euclia, "Cancellaria (Euclia) sp." = Euclia, "Cancellaria (Euclia) codazzii" = Euclia codazzii
"Cancellaria (Pyruclia) sp." = Pyruclia Olsson 1932 snail
"Cancellaria (Euclia) dinata" = Euclia snail
"Cancellaria (Euclia) sp." = Euclia Adams and Adams 1854 snail
"Cancellaria (Euclia) codazzii" = Euclia codazzii Anderson 1929 snail | |
Subcancilla dariensis Brown and Pilsbry 1911 mitre shell | |
Clathrodrillia sp. Dall 1918 snail | |
Strioterebrum spiriferum Dall 1895 auger snail
Oreoterebra sp. Olsson 1967 auger snail
Panaterebra cucurupiensis auger snail | |
Conus sp. Linnaeus 1758 cone shell
Conus aemulator Brown and Pilsbry 1911 cone shell | |
Polystira sp. Woodring 1928 turrid | |
"Oliva (Oliva) gatunensis" = Oliva gatunensis
"Oliva (Oliva) gatunensis" = Oliva gatunensis Toula 1908 olive snail | |
Murex (Murex) sp. Linnaeus 1758 murex snail
Eupleura thompsoni Woodring 1959 murex snail | |
| |
"Distorsio decussatus" = Distorsio decussata
"Distorsio decussatus" = Distorsio decussata Valenciennes 1832 snail | |
| |
Echinophoria sp. Sacco 1890 snail | |
Serpulorbis granifera Say 1824 worm shell | |
Bivalvia | |
Leptopecten eucomia scallop | |
Anomia simplex d'Orbigny 1845 jingle | |
Hyotissa haitensis Sowerby 1850 oyster | |
Anadara (Rasia) dariensis Brown and Pilsbry 1911 ark
Anadara (Rasia) fissicosta Spieker 1922 ark
Anadara (Rasia) sechurana Olsson 1932 ark | |
Trachycardium (Dallocardia) dominicense Gabb 1873 cockle | |
Psammotreta hadra Woodring 1982 tellin clam | |
Dosinia (Dosinia) delicatissima, Chionopsis tegulum, Lamelliconcha cora, Costacallista leiotera, Clementia (Clementia) dariensis
Dosinia (Dosinia) delicatissima Brown and Pilsbry 1913 venus clam
Chionopsis tegulum Brown and Pilsbry 1911 venus clam
Lamelliconcha cora Brown and Pilsbry 1911 venus clam
Costacallista leiotera Woodring 1982 venus clam
Clementia (Clementia) dariensis venus clam | |
Caryocorbula oropendula Olsson 1922 clam | |
Anodontia (Pegophysema) janus Dall 1903 clam | |
Eucrassatella (Hybolophus) elassa Woodring 1982 clam | |
Malacostraca | |
Decapoda indet. Latreille 1802 decapod | |
Cirripedia | |
Cirripedia indet. barnacle |