USGS Loc. 8433 - Rio Chico [Tuira Fm] (Miocene of Panama)

Where: Darien, Panama (8.2° N, 77.7° W: paleocoordinates 8.0° N, 76.3° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Tuira Formation, Tortonian (11.6 - 7.2 Ma)

• 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.

• bed-level stratigraphic resolution

Environment/lithology: marine; unlithified lithology not reported

• ENVIRONMENT: Appearing to be shallow marine siliciclastic environment.
• SPECIFIC LITHOLOGY: Unknown. LITHIFICATION: Unknown.

Size class: macrofossils

Preservation: original aragonite

Reposited in the USNM

Collection methods: surface (in situ),

• COLLECTOR: Unknown. REPOSITORY: Smithsonian (USNM)

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 131199: authorized by Austin Hendy, entered by Austin Hendy on 21.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: General list for Tuira Fm, but limited to taxa described in taxonomic publications. NOMENCLATURE: Authoritative publication, with species-level nomenclature, and modern nomenclature.
unclassified
  -
Gastropoda
 Trochoidea - Trochidae
Calliostoma sp.1 Swainson 1840 top snail
 Neotaenioglossa - Calyptraeidae
Crepidula maculosa1 Conrad 1846 slipper shell
 Cerithioidea - Cerithiidae
Cerithium sp.1 Bruguière 1789 cerith snail
 Cerithioidea - Turritellidae
"Turritella bifastigata" = Turritella (Broderiptella) bifastigata1 Nelson 1870 turret shell
Turritella matarucana1 Hodson 1926 turret shell
"Turritella altilira" = Turritella (Bactrospira) altilira1 Conrad 1857 turret shell
Turritella gatunensis1 Conrad 1857 turret shell
 Cerithioidea - Potamididae
Potamides sp.1 Brongniart 1810 horn snail
 Neogastropoda - Olivellidae
Agaronia sp.1 Gray 1839 snail
 Neogastropoda - Olividae
Olivella sp.1 Swainson 1831 olive snail
 Neogastropoda - Buccinidae
Solenosteira sp.1 Dall 1890 true whelk
Metula gabbi1 Brown and Pilsbry 1911 true whelk
"Solenosteira dalli" = Hanetia dalli1 Brown and Pilsbry 1911 true whelk
Antillophos candeanus1 d'Orbigny 1842 true whelk
 Neogastropoda - Nassariidae
 Neogastropoda - Columbellidae
Strombina (Strombina) lessepsiana Brown and Pilsbry 1911 snail
Sincola (Dorsina) pigea2 Olsson 1964 snail
 Neogastropoda - Melongenidae
Melongena consors1 Sowerby 1850 snail
 Neogastropoda - Conidae
Conus aemulator1 Brown and Pilsbry 1911 cone shell
 Neogastropoda - Turridae
Cruziturricula fusinus1 Brown and Pilsbry 1911 turrid
 Neogastropoda - Turbinellidae
 Neogastropoda - Cystiscidae
"Persicula (Rabicea) sp." = Persicula1
"Persicula (Rabicea) sp." = Persicula1 Schumacher 1817 snail
 Neogastropoda - Muricidae
Cymia buchivacoanus1 murex snail
 Neogastropoda - Cancellariidae
Pyruclia cibarcola1 Anderson 1929 snail
 Sorbeoconcha - Tonnidae
Malea camura1 Guppy 1866 tun shell
 Sorbeoconcha - Naticidae
Polinices sp.1 Monfort 1810 moon snail
Neverita xena1 moon snail
 Heterostropha - Architectonicidae
Architectonica nobilis1 Röding 1798 sundial
 Neritoidea - Neritidae
Neritina sp.1 Lamarck 1816 snail
Bivalvia
 Arcida - Noetiidae
Noetia reversa1 Sowerby 1833 clam
 Arcida - Arcidae
 Ostreida - Ostreidae
Ostreola sp.1 Monterosato 1884 oyster
 Mytilida - Mytilidae
Mytiloconcha dariensis1 Olsson 1967 mussel
 Pholadida - Corbulidae
Caryocorbula prenasuta1, "Varicorbula disimillis" = Corbula (Varicorbula)1
Caryocorbula prenasuta1 Olsson 1964 clam
"Varicorbula disimillis" = Corbula (Varicorbula)1 clam
 Cardiida - Veneridae
Panchione mactropsis1 Conrad 1855 venus clam
 Carditida - Crassatellidae
Eucrassatella sp.1 Iredale 1924 clam
 Nuculanida - Nuculanidae
Saccella acrita1 Dall 1908 pointed nut clam