USGS Loc. 8433 - Rio Chico [Tuira Fm]: Tortonian, Panama

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Nuculanida - Nuculanidae
Saccella acrita (Dall 1908)
Hendy et al. 2008 2 specimens
Bivalvia - Arcida - Noetiidae
Noetia reversa (Sowerby 1833)
Hendy et al. 2008 1 specimen
Bivalvia - Arcida - Arcidae
Hendy et al. 2008 5 specimens
Hendy et al. 2008 9 specimens
Hendy et al. 2008 1 specimen
Bivalvia - Ostreida - Ostreidae
Ostreola sp. Monterosato 1884
Hendy et al. 2008 6 specimens
Bivalvia - Mytilida - Mytilidae
Hendy et al. 2008 1 specimen
Bivalvia - Carditida - Crassatellidae
Eucrassatella sp. Iredale 1924
Hendy et al. 2008 1 specimen
unclassified
Hendy et al. 2008 3 specimens
Bivalvia - Pholadida - Corbulidae
Hendy et al. 2008 10 specimens
Hendy et al. 2008 20 specimens
Bivalvia - Cardiida - Veneridae
Hendy et al. 2008 1 specimen
Gastropoda - Neotaenioglossa - Calyptraeidae
Crepidula maculosa Conrad 1846
Hendy et al. 2008 1 specimen
Gastropoda - Turritellidae
Hendy et al. 2008 4 specimens
Hendy et al. 2008 19 specimens
Hendy et al. 2008 4 specimens
Hendy et al. 2008 5 specimens
Gastropoda - Cerithiidae
Cerithium sp. Bruguière 1789
Hendy et al. 2008 2 specimens
Gastropoda - Potamididae
Potamides sp. Brongniart 1810
Hendy et al. 2008 1 specimen
Gastropoda - Naticidae
Hendy et al. 2008 1 specimen
Polinices sp. Monfort 1810
Hendy et al. 2008 3 specimens
Gastropoda - Neogastropoda - Turridae
Hendy et al. 2008 1 specimen
Gastropoda - Neogastropoda - Conidae
Conus aemulator Brown and Pilsbry 1911
Hendy et al. 2008 2 specimens
Gastropoda - Neogastropoda - Columbellidae
Jung 1994 5 specimens
2 specimens
Gastropoda - Neogastropoda - Buccinidae
Antillophos candeanus (d'Orbigny 1842)
Hendy et al. 2008 1 specimen
Hendy et al. 2008 1 specimen
Hendy et al. 2008 1 specimen
Hendy et al. 2008 1 specimen
Gastropoda - Neogastropoda - Melongenidae
Melongena consors (Sowerby 1850)
Hendy et al. 2008 1 specimen
Gastropoda - Neogastropoda - Nassariidae
Hendy et al. 2008 2 specimens
Gastropoda - Neogastropoda - Cancellariidae
Pyruclia cibarcola (Anderson 1929)
Hendy et al. 2008 3 specimens
Gastropoda - Neogastropoda - Cystiscidae
Hendy et al. 2008 4 specimens
Gastropoda - Neogastropoda - Muricidae
Hendy et al. 2008 1 specimen
Gastropoda - Neogastropoda - Olividae
Olivella sp. Swainson 1831
Hendy et al. 2008 3 specimens
Agaronia sp. Gray 1839
Hendy et al. 2008 4 specimens
Gastropoda - Neogastropoda - Turbinellidae
Hendy et al. 2008 1 specimen
Gastropoda - Tonnidae
Malea camura Guppy 1866
Hendy et al. 2008 1 specimen
unclassified
Chicoreus brevifrons Lamarck 1822
Hendy et al. 2008 2 specimens
Gastropoda - Trochidae
Calliostoma sp. Swainson 1840
Hendy et al. 2008 1 specimen
Gastropoda - Neritidae
Neritina sp. Lamarck 1816
Hendy et al. 2008 1 specimen
Gastropoda - Heterostropha - Architectonicidae
Hendy et al. 2008 3 specimens
see common names

Geography
Country:Panama State/province:Darien
Coordinates: 8.2° North, 77.7° West (view map)
Paleocoordinates:
Basis of coordinate:based on nearby landmark
Geographic resolution:small collection
Time
Period: Neogene Epoch: Miocene
Stage: Tortonian 10 m.y. bin: Cenozoic 6
Key time interval: Tortonian
Age range of interval: 11.63 - 7.246 m.y. ago
Age estimate: 11.2 to 8.3 Ma (other)
Stratigraphy
Formation:Tuira
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Tuira Fm, for which lithostratigraphic relationships are not discussed. AGE: Middle Miocene, in text; subsequent publications suggest late Miocene or early Pliocene age; Coates et al. (2004) suggests a Tortonian age (11.2-8.3 Ma). STRATIGRAPHIC POSITION: From unknown position within formation.
Lithology and environment
Primary lithology: unlithified not reported
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Unknown. LITHIFICATION: Unknown.
Environment:marine indet.
Geology comments: ENVIRONMENT: Appearing to be shallow marine siliciclastic environment.
Taphonomy
Modes of preservation:body,original aragonite
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some genera,some macrofossils
Collection methods:surface (in situ),survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collection method comments: COLLECTOR: Unknown. REPOSITORY: Smithsonian (USNM)
Taxonomic list comments:COVERAGE: General list for Tuira Fm, but limited to taxa described in taxonomic publications. NOMENCLATURE: Authoritative publication, with species-level nomenclature, and modern nomenclature.
Metadata
Database number:131199
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2012-07-21 13:25:22 Last modified:2025-02-22 15:12:02
Access level:the public Released:2012-07-21 13:25:22
Creative Commons license:CC0
Reference information

Primary reference:
26828. P. Jung. 1989. Revision of the Strombina-group (Gastropoda; Columbellidae), fossil and living. Schweierische Paläontologische Abhandlungen 111:1-298 [A. Hendy/A. Hendy/A. Hendy]

Secondary references:

19909 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]
19070 P. Jung. 1994. Neogene Paleontology in the Northern Dominican Republic 15. The Genera Columbella, Eurypyrene, Parametaria, Conella, Nitidella, and Metulella (Gastropoda: Columbellidae). Bulletins of American Paleontology 106(344):1-45 [A. Hendy/A. Hendy]