PPP# 2189 - Valiente Peninsula [Nancy Point Fm] (Miocene of Panama)

Also known as NMB Loc. 18688

Where: Bocas, Panama (9.1° N, 81.8° W: paleocoordinates 9.8° N, 80.9° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Nancy Point Formation (Bocas del Toro Group), Messinian (7.2 - 5.3 Ma)

• LITHOSTRATIGRAPHY: the Nancy Point Fm is conformable with the Tobabe Fm below and the Shark Hole Point Fm above. AGE: from Collins et al. (1999), an age range of 8.2-5.6 Ma, Late Miocene, though PPP dataset indicates an age of 6.5-5.6 Ma. STRATIGRAPHIC POSITION: From 1212 m in section 12 of Collins et al. (1999).

• bed-level stratigraphic resolution

Environment/lithology: offshore; unlithified, bioturbated, shelly/skeletal, silty sandstone and poorly lithified, shelly/skeletal, argillaceous, carbonaceous siltstone

• ENVIRONMENT: from Collins et al. 1999 (p. 94), outer neritic, estimated depth of 175 m.
• GENERAL LITHOLOGY: from Collins et al. 1999 (p. 27), consists of massive, pervasively bioturbated, shelly, muddy, and silty sandstone, muddy siltstone, with scattered molluscs, leaves, and plant fragments.

Size class: macrofossils

Collected by Jung et al. in 1988; reposited in the NMB

Collection methods: bulk, sieve,

• COLLECTORS: P. Jung, A. Heitz, J. Todd et al., 15/9/95. REPOSITORY: Naturhistorisches Museum Basel (NMB).

Primary reference: L. S. Collins and A. G. Coates. 1999. A paleobiotic survey of Caribbean faunas from the Neogene of the Isthmus of Panama. Bulletins of American Paleontology (357) [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 135889: authorized by Austin Hendy, entered by Austin Hendy on 12.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropoda, bivalvia and scaphopoda. NOMENCLATURE: modern nomenclature, though only identified to subgenus resolution.
Gastropoda
 Heterostropha - Pyramidellidae
Callolongchaeus sp.1 Dall 1903 snail
 Opisthobranchia - Cylichnidae
Scaphander sp.1 Monfort 1810 snail
 Sorbeoconcha - Naticidae
Polinices sp.1, "Natica (Naticarius) sp." = Naticarius1, Natica (Natica) sp.1
Polinices sp.1 Monfort 1810 moon snail
"Natica (Naticarius) sp." = Naticarius1 Dumeril 1806 moon snail
Natica (Natica) sp.1 Scopoli 1777 moon snail
 Neogastropoda - Columbellidae
Cosmioconcha sp.1 Dall 1913 snail
 Neogastropoda - Buccinidae
Amarophos sp.1 Woodring 1964 true whelk
Metula sp.1 Adams and Adams 1853 true whelk
 Neogastropoda - Cancellariidae
Admetula valientensis n. sp.2 Landau et al. 2012 snail
 Neogastropoda - Drilliidae
Syntomodrillia sp.1 Woodring 1928 snail
Hindsiclava sp.1 Hertlein and Strong 1955 snail
Clathrodrillia sp.1 Dall 1918 snail
Agladrillia (Agladrillia) sp.1 Woodring 1928 snail
 Neogastropoda - Clathurellidae
Glyphostoma (Euglyphostoma) sp.1 Woodring 1970 snail
 Neogastropoda - Terebridae
Strioterebrum sp.1 Sacco 1891 auger snail
 Neogastropoda - Conidae
Conus sp.1 Linnaeus 1758 cone shell
 Neogastropoda - Turridae
Scobinella sp.1 Conrad 1848 turrid
Polystira sp.1 Woodring 1928 turrid
Fenimorea sp.1 Bartsch 1934 turrid
 Neogastropoda - Costellariidae
Fusiturricula sp.1 Woodring 1928 ribbed mitre
Uromitra sp.1 Bellardi 1887 ribbed mitre
 Neogastropoda - Marginellidae
Volvarina sp.1 Hinds 1844 margin shell
 Neogastropoda - Muricidae
Chicoreus (Siratus) sp.1 Jousseaume 1880 murex snail
Siphonochelus (Laevityphis) sp.1 Cossmann 1903 murex snail
"Typhis (Talityphis) sp." = Typhina1 Jousseaume 1880 murex snail
 Sorbeoconcha - Cassidae
Echinophoria hadra1 Woodring and Olsson 1957 snail
Sconsia sp.1 Gray 1847 snail
 Pseudomelanoidea - Pseudomelaniidae
Miraclathurella sp.1 Woodring 1928 snail
Lioglyphostoma sp.1 Woodring 1928 snail
Carinodrillia sp.1 Dall 1919 snail
Compsodrillia sp.1 Woodring 1928 snail
 Vanikoroidea - Eulimidae
Niso sp.1 Risso 1826 snail
Bivalvia
 Nuculida - Nuculidae
Nucula sp.1 Lamarck 1799 nut clam
Acila sp.1 Adams and Adams 1858 divaricate nutclam
 Arcida - Arcidae
Bathyarca sp.1 Kobelt 1891 clam
Anadara (Sectiarca) sp.1 Olsson 1961 ark
 Cardiida - Veneridae
Lirophora (Lirophora) sp.1 Conrad 1863 venus clam
 Pholadida - Corbulidae
"Varicorbula sp." = Corbula (Varicorbula)1
"Varicorbula sp." = Corbula (Varicorbula)1 Grant and Gale 1931 clam