PPP# 391 - Valiente Peninsula [Nancy Point Fm] (Miocene of Panama)

Also known as NMB Loc. 17858

Where: Bocas del Toro, Panama (9.1° N, 81.8° W: paleocoordinates 9.5° 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)

• STRATIGRAPHIC RELATIONS: the Nancy Point Fm is conformable with the Tobabe Fm below and the Shark Hole Point Fm above. BIOSTRATIGRAPHY: 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; direct date from Cheetham 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: Peter Jung, D. Geary & L. Anderson, 6.6.1988. REPOSITORIES:collections presumably held at USNM, BMNH and 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 61347: authorized by Austin Hendy, entered by Austin Hendy on 05.06.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropoda, bivalvia and scaphopoda. NOMENCLATURE: modern nomenclature, though only identified to subgenus resolution.
Gymnolaemata
 Cheilostomata - Membraniporidae
 Cheilostomata - Lepraliellidae
 Cheilostomata - Antroporidae
 Cheilostomata - Stomachetosellidae
 Cheilostomata - Trypostegidae
Trypostega venusta Norman 1864
 Cheilostomata - Microporellidae
Bivalvia
 Nuculanida - Nuculanidae
Saccella sp. Woodring 1925 pointed nut clam
 Pectinida - Anomiidae
Anomia sp. Linnaeus 1758 jingle
 Pectinida - Pectinoidae
Argopecten sp. Monterosato 1889 calico scallop
Amusium sp. Röding 1798 scallop
 Arcida - Arcidae
Anadara (Rasia) sp. Gray 1857 ark
 Cardiida - Chamidae
Chama sp. Linnaeus 1758 jewel box
 Cardiida - Veneridae
Macrocallista (Megapitaria) sp. Grant and Gale 1931 venus clam
 Pholadida - Corbulidae
Caryocorbula sp. Gardner 1926 clam
Gastropoda
 Heterostropha - Architectonicidae
Architectonica sp. Röding 1798 sundial
 Neotaenioglossa - Calyptraeidae
Crucibulum (Crucibulum) sp. Schumacher 1817 slipper shell
 Sorbeoconcha - Strombidae
Strombus sp. Linnaeus 1758 conch
 Neogastropoda - Marginellidae
Marginella sp. Lamarck 1799 margin shell
Volvarina sp. Hinds 1844 margin shell
Prunum sp. Swainson 1840 margin shell
 Neogastropoda - Volutidae
Voluta sp. Linnaeaus 1758 volute
 Neogastropoda - Cancellariidae
Cancellaria petiti Olsson 1967 snail
 Neogastropoda - Olividae
Oliva (Oliva) sp. Bruguière 1789 olive snail
 Neogastropoda - Ancillariidae
"Ancilla (Eburna) sp." = Eburna
"Ancilla (Eburna) sp." = Eburna Lamarck 1801 snail
 Neogastropoda - Conidae
Conus sp. Linnaeus 1758 cone shell
 Neogastropoda - Borsoniidae
? Borsonella sp. Dall 1908 snail
 Neogastropoda - Turridae
Polystira sp. Woodring 1928 turrid
 Neogastropoda - Nassariidae
Nassarius sp. Duméril 1806 snail
sensu-lato
 Neogastropoda - Columbellidae
Columbellopsis sp. Bucquoy et al. 1882 snail
 Neogastropoda - Buccinidae
Amarophos sp. Woodring 1964 true whelk
Strombinophos sp. Pilsbry and Olsson 1941 true whelk
Antillophos (Antillophos) sp. Woodring 1928 true whelk
 Neogastropoda - Fasciolariidae
Peristernia sp. Mörch 1852 snail
 Sorbeoconcha - Cassidae
Oocorys sp. Fischer 1883 snail
Echinophoria hadra Woodring and Olsson 1957 snail
 Sorbeoconcha - Vermetidae
Serpulorbis sp. Sasso 1827 worm shell
Petaloconchus sp. Lea 1843 worm shell
 Sorbeoconcha - Naticidae
"Natica (Naticarius) sp." = Naticarius, Polinices sp.
"Natica (Naticarius) sp." = Naticarius Dumeril 1806 moon snail
Polinices sp. Monfort 1810 moon snail