PPP# 1188 - Cayo Agua [Cayo Agua Fm] (Pliocene of Panama)

Also known as NMB Loc. 18373; 93-11-07

Where: Bocas del Toro, Panama (9.1° N, 82.0° W: paleocoordinates 9.1° N, 81.7° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Cayo Agua Formation (Bocas del Toro Group), Piacenzian (3.6 - 2.6 Ma)

• LITHOSTRATIGRAPHY: From the Cayo Agua Formation, which is equivalent in age to the upper part of the Shark Hole Point Fm and the lower part of the Escudo de Veraguas Fm, no contacts are known. AGE: Early Pliocene (Zanclean) in text; contains the planktonic foraminifer Globorotalia pseudomiocenica. STRATIGRAPHIC POSITION: At a height of 2 m in section 17 of Coates & Collins (1999).

• bed-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, bioturbated, shelly/skeletal, gray, blue, silty sandstone

• LITHOLOGY: From Collins et al. 1999 (p. 29), pervasively bioturbated gray blue, muddy, silty, lithic sandstone with comon horizons of abundant thick shelled mollusks and ahermatypic corals.

•LITHIFICATION: Not stated in text, but known to be poorly lithified by enterer; figured specimens appear to have been cleaned of sediment.

Size class: macrofossils

Collected by Jung & Heitz in 1993; reposited in the NMB

Collection methods: bulk, surface (float), surface (in situ), sieve,

• COLLECTORS: P. Jung and A. Heitz, 8/2/93. REPOSITORY: Naturhistorisches Museum Basel (NMB),

Primary reference: A. G. Beu. 2010. Neogene Tonnoidean Gastropods of Tropical and South America; contributions to the Dominican Republic and Panama Paleontology Projects and Uplift of the Central American Isthmus. Bulletins of American Paleontology (377-378)1-550 [A. Hendy/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136461: authorized by Austin Hendy, entered by Austin Hendy on 28.11.2012

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
 Tonnoidea - Personidae
Distorsio decussata Valenciennes 1832 snail
 Tonnoidea - Tonnidae
Tonna pennata Mörch 1853 tun shell
Malea ringens Swainson 1822 tun shell
 Tonnoidea - Bursidae
Marsupina bufo Bruguiére 1792 frog shell
 Tonnoidea - Cassidae
Cassis altispira Beu 2010 snail
Sconsia grayi Adams 1855 snail
Semicassis granulata Born 1778 snail