Also known as STRI Sample 16868, 16982
Where: La Guajira, Colombia (12.0° N, 71.4° W: paleocoordinates 11.2° N, 68.1° W)
• coordinate based on unpublished field data
• small collection-level geographic resolution
When: middle Jimol Member (Jimol Formation), Burdigalian (20.4 - 16.0 Ma)
• STRATIGRAPHIC RELATIONS: From the Jimol Formation, which conformably overlies the Uipta Formation (early Miocene) and is conformably overlain by the Castilletes Formation. This area and nearby collections have been previously mapped as Castilletes Formaton (late Pliocene-early Pleistocene). AGE: Burdigalian, on the basis of macrofaunal composition; direct age established by extrapolation of Sr-isotope dating by enterer. STRATIGRAPHIC POSITION: Probably from the middle section of Jimol Formation, not far above Shirrua type section, probably slightly higher stratigraphically than STRI 290413; 143 m below Jimol-Castilletes Fm contact.
• bed-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; poorly lithified, medium-grained, shelly/skeletal sandstone
Size classes: macrofossils, mesofossils
Preservation: original calcite, replaced with calcite
Collected by Hendy in 2011
Collection methods: surface (float), surface (in situ),
• COLLECTOR: A. Hendy, 03/06/2011. REPOSITORY: Presently reposited at FLMNH, Gainesville.
Primary reference: A. J. W. Hendy, D. S. Jones, F. Moreno, V. Zapata, and C. Jaramillo. 2015. Neogene molluscs, shallow marine paleoenvironments, and chronostratigraphy of the Guajira Peninsula, Colombia. Swiss Journal of Palaeontology 134(1):45-75 [A. Hendy/A. Hendy/A. Hendy]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 156753: authorized by Austin Hendy, entered by Austin Hendy on 30.05.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Eucrassatella (Hybolophus) venezuelana Hodson 1927 clam | |
Glyptoactis paraguanensis Hodson 1931 clam | |
Gouldia sp., "Dosinia delicatissima" = Dosinia (Dosinia) delicatissima, Macrocallista cf. maculata, Clementia (Clementia) dariena, "Cyclinella venezuelana" = Cyclinella cyclica
Gouldia sp. Adams 1847 venus clam
"Dosinia delicatissima" = Dosinia (Dosinia) delicatissima Brown and Pilsbry 1913 venus clam
Macrocallista cf. maculata Linnaeus 1758 venus clam
Clementia (Clementia) dariena Conrad 1855 venus clam
"Cyclinella venezuelana" = Cyclinella cyclica Guppy 1866 venus clam | |
Dallocardia sanctidavidis cockle | |
Mytilus sp. Linnaeus 1758 mussel | |
Tucetona democraciana Hodson et al. 1927 clam
Glycymeris sp. Da Costa 1778 clam | |
Anadara (Rasia) cornellana Hodson et al. 1927 ark
Anadara (Grandiarca) chiriquiensis Gabb 1861 ark | |
Lindapecten buchivacoanus Hodson et al. 1927 scallop
Spondylus sp. Linnaeus 1758 scallop | |
Hyotissa sp. Stenzel 1971 oyster | |
Crassostrea sp. Sacco 1897 oyster | |
Gastropoda | |
Calliostoma sp. Swainson 1840 top snail | |
Pachycrommium sp. Woodring 1928 snail | |
Muracypraea aff. hyaena Schilder 1939 cowry | |
Orthaulax sp. Gabb 1872 snail | |
Polystira sp. Woodring 1928 turrid | |
Cymatophos cocoditoensis true whelk | |
Eburna sp. Lamarck 1801 snail | |
Oliva sp. Bruguière 1789 olive snail | |
Naticarius sp. Dumeril 1806 moon snail
Neverita (Glossaulax) paraguanensis Hodson 1927 moon snail
Polinices nelsoni moon snail | |
Potamides suprasulcatus Gabb 1873 horn snail | |
Turritella machapoorensis, Turritella cocoditana, Turritella matarucana, Turritella (Bactrospira) cf. altilira
Turritella machapoorensis Maury 1925 turret shell
Turritella cocoditana Hodson 1926 turret shell
Turritella matarucana Hodson 1926 turret shell
Turritella (Bactrospira) cf. altilira Conrad 1857 turret shell | |
Anthozoa | |
Faviidae indet. Gregory 1900 stony coral |