PPP# 197 - Cayo Agua [Cayo Agua Fm] (Pliocene of Panama)

Also known as NMB# 17630; 87-29-03

Where: Bocas del Toro, Panama (9.2° N, 82.1° W: paleocoordinates 9.1° N, 82.1° W)

• coordinate stated in text

• outcrop-level geographic resolution

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

• STRATIGRAPHIC RELATIONS: the Cayo Agua Fm 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. BIOSTRATIGRAPHY: from Collins et al. (1999), 3.5-3.6 MY; direct date from Cheetham et al. (1999)

• bed-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; poorly lithified, bioturbated, shelly/skeletal, gray, blue, argillaceous, silty sandstone

• ENVIRONMENT: from Collins et al. 1999 (p. 94), open inner neritic, estimated depth of 30 m.
• GENERAL 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.

Size class: macrofossils

Preservation: original calcite

Reposited in the BMNH, NMB, USNM

Collection methods: bulk, sieve,

• COVERAGE: Exhaustive for gastropoda, bivalvia and scaphopoda. COLLECTORS: unknown (PPP staff), 8/11/87. 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 61340: authorized by Austin Hendy, entered by Austin Hendy on 05.06.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

• NOMENCLATURE: modern nomenclature, though only identified to subgenus resolution. IDENTIFIER: presumably identified by J. Jackson, J. Todd, H. Fortunato, and P. Jung.
unclassified
  -
Anthozoa
 Scleractinia - Caryophylliidae
Antillocyathus gracilis Cairns 1995 stony coral
Paracyathus adetos Cairns 1995 stony coral
Gastropoda
 Trochoidea - Trochidae
Calliostoma sp. Swainson 1840 top snail
 Vanikoroidea - Eulimidae
Eulimidae indet. Philippi 1853 snail
? Niso sp. Risso 1826 snail
 Neotaenioglossa - Calyptraeidae
Crepidula sp. Lamarck 1799 slipper shell
Calyptraea sp. Lamarck 1799 slipper shell
 Pseudomelanoidea - Pseudomelaniidae
Carinodrillia sp. Dall 1919 snail
? Carinodrillia sp. Dall 1919 snail
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
 Cerithioidea - Cerithiidae
Alabina sp. Dall 1902 cerith snail
 Epitonioidea - Epitoniidae
"Amaea (Scalina) sp." = Scalina
"Amaea (Scalina) sp." = Scalina Conrad 1865 wentletrap
 Sorbeoconcha - Vermetidae
Serpulorbis sp. Sasso 1827 worm shell
 Neogastropoda - Ancillariidae
"Ancilla (Eburna) sp." = Eburna
"Ancilla (Eburna) sp." = Eburna Lamarck 1801 snail
 Neogastropoda - Olividae
Olivella (? Olivella) sp. Swainson 1831 olive snail
Olivella (Macgintiella) sp. Olsson 1956 olive snail
 Neogastropoda - Volutidae
Voluta sp. Linnaeaus 1758 volute
 Neogastropoda - Muricidae
Typhinae indet. Cossmann 1903 murex snail
Chicoreus (Siratus) sp. Jousseaume 1880 murex snail
Haustellum sp. Schumacher 1817 murex snail
 Neogastropoda - Marginellidae
Prunum sp. Swainson 1840 margin shell
Volvarina sp. Hinds 1844 margin shell
Dentimargo sp. Cossmann 1899 margin shell
 Neogastropoda - Mitridae
Subcancilla sp. Olsson and Harbison 1953 mitre shell
 Neogastropoda - Buccinidae
Antillophos (Antillophos) sp. Woodring 1928 true whelk
 Neogastropoda - Nassariidae
Nassarius sp. Duméril 1806 snail
sensu-lato
 Neogastropoda - Cancellariidae
Agatrix epomis Woodring 1928 nutmeg
 Neogastropoda - Turridae
Lepicythara sp. Olsson 1964 turrid
 Neogastropoda - Conidae
Conus sp. Linnaeus 1758 cone shell
 Sorbeoconcha - Xenophoridae
Xenophora sp. Fischer von Waldheim 1807 carrier shell
 Sorbeoconcha - Tonnidae
Malea sp. Valenciennes 1833 tun shell
 Sorbeoconcha - Cassidae
Sconsia sp. Gray 1847 snail
 Sorbeoconcha - Caecidae
Meioceras sp. Carpenter 1858 snail
 Sorbeoconcha - Naticidae
Stigmaulax sp. Morch 1852 moon snail
Natica sp. Scopoli 1777 moon snail
 Thecosomata - Limacinidae
Limacina sp. Bosc 1817 snail
 Thecosomata - Cavoliniidae
Clio sp. Linnaeus 1767 snail
Hyalocylis sp. Fol 1875 snail
Creseis sp. Rang 1828 snail
Cavolinia sp. Avilgaard 1791 snail
 Opisthobranchia - Retusidae
Sulcoretusa sp. Burch 1945 snail
 Opisthobranchia - Cylichnidae
Acteocina sp. Gray 1847 barrel-bubble
 Heterostropha - Architectonicidae
Pseudotorinia sp. Sacco 1892 snail
 Heterostropha - Pyramidellidae
Pyramidellidae indet. Gray 1840 snail
Listed as "Odostomiine"
Eulimastoma sp. Bartsch 1916 snail
 Heterostropha - Ringiculidae
Bivalvia
 Nuculanida - Nuculanidae
Saccella sp. Woodring 1925 pointed nut clam
 Carditida - Crassatellidae
Crassinella sp. Guppy 1874 clam
 Poromyida - Verticordiidae
Trigonulina sp. d'Orbigny 1946 clam
 Pholadida - Corbulidae
"Varicorbula sp." = Corbula (Varicorbula) Grant and Gale 1931 clam
Caryocorbula sp. Gardner 1926 clam
 Cardiida - Veneridae
Chione sp. von Mühlfield 1811 venus clam
 Cardiida - Chamidae
Chama sp. Linnaeus 1758 jewel box
 Cardiida - Cardiidae
Laevicardium sp. Swainson 1840 cockle
Trigoniocardia sp. Dall 1900 cockle
Cardium sp. Linnaeus 1758 cockle
 Mytilida - Crenellidae
Crenella sp. Brown 1827 clam
 Arcida - Glycymerididae
Tucetona sp. Iredale 1939 clam
 Arcida - Arcidae
Anadara (Rasia) sp. Gray 1857 ark
 Pectinida - Pectinoidae
Argopecten sp. Monterosato 1889 calico scallop
Flabellipecten sp. Sacco 1897 scallop
 Pectinida - Propeamussiidae
Cyclopecten sp. Verrill 1897 mud scallop
Scaphopoda
 Gadilida - Gadilidae
Cadulus sp. Philippi 1844 tusk shell
 Dentaliida - Dentaliidae
Tesseracme sp. Pilsbry 1898 tusk shell
Gymnolaemata
 Cheilostomata - Quadricellariidae
Nellia tenella Lamarck 1816
 Cheilostomata - Mamilloporidae
 Cheilostomata - Membraniporidae