PPP# 381 Bruno Bluff - Shark Hole Fm (Pliocene of Panama)

Also known as NMB Loc. 17852

Where: Bocas, Panama (9.0° N, 81.7° W: paleocoordinates 9.3° N, 81.1° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Shark Hole Point Formation (Bocas del Toro Group), Zanclean (5.3 - 3.6 Ma)

• STRATIGRAPHIC RELATIONS: the Shark Hole Point Fm conformably overlies the Nancy Point Fm and is overlain by an unnamed sequence of volcaniclastics. BIOSTRATIGRAPHY: from Collins et al. (1999), an age range of 5.3-3.5 Ma, Early Pliocene, though PPP dataset indicates an age of 5.2-3.6 Ma.

• bed-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified, bioturbated, micaceous, shelly/skeletal, argillaceous siltstone

• ENVIRONMENT: from Collins et al. 1999 (p. 94), outer neritic, estimated depth of 175 m.
• GENERAL LITHOLOGY: from Collins et al. 1999 (p. 28), micaceous, clayey siltstone that is pervasively bioturbated and rich in large scaphopods.

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, 5.6.1988. REPOSITORIES: 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 61345: 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.
Gastropoda
 Neogastropoda - Buccinidae
Antillophos (Antillophos) sp. Woodring 1928 true whelk
 Neogastropoda - Turridae
Polystira sp. Woodring 1928 turrid
 Neogastropoda - Terebridae
Strioterebrum sp. Sacco 1891 auger snail
 Neogastropoda - Volutidae
Voluta sp. Linnaeaus 1758 volute
 Pseudomelanoidea - Pseudomelaniidae
Crassispira (Crassispira) sp. Swainson 1840 snail