Also known as GA-7
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), refined by enterer to 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 Sr dating for nearby sections indicates an age of approximately 11.5 Ma (Hendy, unpublished data).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
Collected by Pitt; 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 Unpublished census data from Atlantic coastal plain and circum-Caribbean Neogene assemblages and taxonomic opinions.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 82121: 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 | |
Crucibulum (Crucibulum) sp. Schumacher 1817 slipper shell
Crucibulum (Dispotaea) springvaleense Rutsch 1942 slipper shell | |
Polinices sp. Monfort 1810 moon snail
Polinices stanislasmeunieri Maury 1917 moon snail
Stigmaulax guppiana Toula 1909 moon snail | |
Subcancilla longa Gabb 1873 mitre shell | |
Bivetiella dariena2, "Cancellaria (Euclia) codazzii" = Euclia codazzii, "Cancellaria (Euclia) dinota" = Euclia dinota
"Cancellaria (Euclia) codazzii" = Euclia codazzii Anderson 1929 snail
"Cancellaria (Euclia) dinota" = Euclia dinota Woodring 1970 snail | |
Strioterebrum sp. Sacco 1891 auger snail
Panaterebra cucurrupiensis Oinomikado 1939 auger snail
Oreoterebra sp. Olsson 1967 auger snail | |
Conus aemulator Brown and Pilsbry 1911 cone shell
Conus burckhardti Bose 1906 cone shell | |
Polystira sp. Woodring 1928 turrid | |
Clathrodrillia sp., "Crassispira (Crassispira) consors" = Hindsiclava consors
Clathrodrillia sp. Dall 1918 snail
"Crassispira (Crassispira) consors" = Hindsiclava consors Sowerby 1850 snail | |
Antillophos candeanus d'Orbigny 1842 true whelk
Nicema amara Woodring 1964 true whelk
Cymatophos veatchi Olsson 1922 true whelk
Hanetia dalli Brown and Pilsbry 1911 true whelk | |
Strombina (Strombina) lessepsiana Brown and Pilsbry 1911 snail
Anachis (Costoanachis) mira Dall 1896 snail | |
"Oliva (Oliva) gatunensis" = Oliva gatunensis, Olivella (Niteoliva) terryi
"Oliva (Oliva) gatunensis" = Oliva gatunensis Toula 1908 olive snail
Olivella (Niteoliva) terryi Olsson 1956 olive snail | |
"Typhis (Talityphis) sp." = Typhina
"Typhis (Talityphis) sp." = Typhina Jousseaume 1880 murex snail | |
Bursa sp. Roding 1798 frog shell | |
| |
Balcis (Balcis) sp. Leach 1847 snail | |
Torcula altilira turret shell
Turritella sp. Lamarck 1799 turret shell
Turritella matarucana Hodson 1926 turret shell
Turritella gatunensis Conrad 1857 turret shell | |
Bivalvia | |
Saccella acrita Dall 1908 pointed nut clam | |
Anadara (Rasia) dariensis Brown and Pilsbry 1911 ark | |
Anomia simplex d'Orbigny 1845 jingle | |
Pectinidae indet. Wilkes 1810 scallop
Leptopecten ecnomius Woodring 1982 scallop | |
Hyotissa haitensis Sowerby 1850 oyster | |
Miltha sp. Adams and Adams 1857 clam | |
Caryocorbula prenasuta, "Corbula gatunensis" = Bothrocorbula (Hexacorbula) gatunensis, Varicorbula disparilis
Caryocorbula prenasuta Olsson 1964 clam
"Corbula gatunensis" = Bothrocorbula (Hexacorbula) gatunensis Toula 1909 clam
Varicorbula disparilis d'Orbigny 1853 clam | |
Dosinia (Dosinia) delicatissima, Lirophora (Panchione) mactropsis, Costacallista leiotera, Pitar (Hyphantosoma) sp., Clementia (Clementia) dariena
Dosinia (Dosinia) delicatissima Brown and Pilsbry 1913 venus clam
Lirophora (Panchione) mactropsis Conrad 1855 venus clam
Costacallista leiotera Woodring 1982 venus clam
Pitar (Hyphantosoma) sp. Dall 1902 venus clam
Clementia (Clementia) dariena Conrad 1855 venus clam | |
Arcinella arcinella Linnaeus 1767 jewel box
Chama berjadinensis Hodson 1927 jewel box | |
Trachycardium (Mexicardia) dominicanum Dall 1900 cockle | |
Gari (Gobraeus) sp. Brown 1844 clam | |
Semele laevis Sowerby 1833 clam |