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

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Chicoreus brevifrons Lamarck 1822
Hendy et al. 2008 2 specimens
Chioniopsis tegulum
Hendy et al. 2008 3 specimens
Gastropoda - Neritidae
Neritina sp. Lamarck 1816
Hendy et al. 2008 1 specimen
Gastropoda - Heterostropha - Architectonicidae
Architectonica nobilis Röding 1798
Hendy et al. 2008 3 specimens
Gastropoda - Trochidae
Calliostoma sp. Swainson 1840
Hendy et al. 2008 1 specimen
Gastropoda - Potamididae
Potamides sp. Brongniart 1810
Hendy et al. 2008 1 specimen
Gastropoda - Cerithiidae
Cerithium sp. Bruguière 1789
Hendy et al. 2008 2 specimens
Gastropoda - Turritellidae
Turritella matarucana Hodson 1926
Hendy et al. 2008 19 specimens
Turritella altilira Conrad 1857
Hendy et al. 2008 4 specimens
recombined as Turritella (Bactrospira) altilira
Turritella bifastigata Nelson 1870
Hendy et al. 2008 4 specimens
recombined as Turritella (Broderiptella) bifastigata
Turritella gatunensis Conrad 1857
Hendy et al. 2008 5 specimens
Gastropoda - Neotaenioglossa - Calyptraeidae
Crepidula maculosa Conrad 1846
Hendy et al. 2008 1 specimen
Gastropoda - Naticidae
Neverita xena
Hendy et al. 2008 1 specimen
Polinices sp. Monfort 1810
Hendy et al. 2008 3 specimens
Gastropoda - Neogastropoda - Cystiscidae
Persicula (Rabicea) sp. (Gray 1827)
Hendy et al. 2008 4 specimens
synonym of Persicula
Gastropoda - Neogastropoda - Muricidae
Cymia buchivacoanus
Hendy et al. 2008 1 specimen
Gastropoda - Neogastropoda - Olividae
Olivella sp. Swainson 1831
Hendy et al. 2008 3 specimens
Gastropoda - Neogastropoda - Olivellidae
Agaronia sp. (Gray 1839)
Hendy et al. 2008 4 specimens
Gastropoda - Neogastropoda - Turbinellidae
Turbinella praelaevigatus
Hendy et al. 2008 1 specimen
Gastropoda - Neogastropoda - Columbellidae
Sincola (Dorsina) pigea (Olsson 1964)
Jung 1994 5 specimens
Strombina (Strombina) lessepsiana (Brown and Pilsbry 1911)
2 specimens
Gastropoda - Neogastropoda - Buccinidae
Metula gabbi Brown and Pilsbry 1911
Hendy et al. 2008 1 specimen
Solenosteira sp. Dall 1890
Hendy et al. 2008 1 specimen
Antillophos candeanus (d'Orbigny 1842)
Hendy et al. 2008 1 specimen
Solenosteira dalli Brown and Pilsbry 1911
Hendy et al. 2008 1 specimen
recombined as Hanetia dalli
Gastropoda - Neogastropoda - Nassariidae
Nassarius praemabiguus
Hendy et al. 2008 2 specimens
Gastropoda - Neogastropoda - Melongenidae
Melongena consors (Sowerby 1850)
Hendy et al. 2008 1 specimen
Gastropoda - Neogastropoda - Cancellariidae
Pyruclia cibarcola (Anderson 1929)
Hendy et al. 2008 3 specimens
Gastropoda - Neogastropoda - Conidae
Conus aemulator Brown and Pilsbry 1911
Hendy et al. 2008 2 specimens
Gastropoda - Neogastropoda - Turridae
Cruziturricula fusinus (Brown and Pilsbry 1911)
Hendy et al. 2008 1 specimen
Gastropoda - Tonnidae
Malea camura Guppy 1866
Hendy et al. 2008 1 specimen
Bivalvia - Nuculanida - Nuculanidae
Saccella acrita (Dall 1908)
Hendy et al. 2008 2 specimens
Bivalvia - Cardiida - Veneridae
Panchione mactropsis (Conrad 1855)
Hendy et al. 2008 1 specimen
Bivalvia - Pholadida - Corbulidae
Caryocorbula prenasuta (Olsson 1964)
Hendy et al. 2008 20 specimens
Varicorbula disimillis
Hendy et al. 2008 10 specimens
spelled with current rank as Corbula (Varicorbula)
Bivalvia - Carditida - Crassatellidae
Eucrassatella sp. Iredale 1924
Hendy et al. 2008 1 specimen
Bivalvia - Arcida - Noetiidae
Noetia reversa (Sowerby 1833)
Hendy et al. 2008 1 specimen
Bivalvia - Arcida - Arcidae
Anadara (Grandiarca) dolaticostata
Hendy et al. 2008 1 specimen
Anadara (Cunearca) chavezi
Hendy et al. 2008 5 specimens
Anadara (Rasia) dariensis (Brown and Pilsbry 1911)
Hendy et al. 2008 9 specimens
Bivalvia - Ostreida - Ostreidae
Ostreola sp. Monterosato 1884
Hendy et al. 2008 6 specimens
Bivalvia - Mytilida - Mytilidae
Mytiloconcha dariensis Olsson 1967
Hendy et al. 2008 1 specimen
see common names

Geography
Country:Panama State/province:Darien
Coordinates: 8.2° North, 77.7° West (view map)
Paleocoordinates:8.0° North, 76.3° West
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:11.63000 - 7.24600 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:2013-11-25 13:37:23
Access level:the public Released:2012-07-21 13:25:22
Creative Commons license:CC BY
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]