PPP# 296 - Cayo Agua [Cayo Agua Fm] (Pliocene of Panama)

Also known as NMB Loc. 17811

Where: Bocas, Panama (9.2° N, 82.0° W: paleocoordinates 9.1° N, 81.8° 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); direct date extrapolated 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), 5/30/88. 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 79999: authorized by Austin Hendy, entered by Kate Bulinski on 31.03.2008

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
  -
Bivalvia
 Nuculanida - Nuculanidae
Costelloleda sp. Hertlein and Strong 1940 pointed nut clam
Adrana sp. Adams and Adams 1858 pointed nut clam
 Nuculida - Nuculidae
Nucula (Lamellinucula) sp. Schenck 1944 nut clam
 Mytilida - Crenellidae
Crenella sp. Brown 1827 clam
 Pectinida - Limidae
Lima sp. Bruguière 1797 file clam
 Pectinida - Pectinoidae
Argopecten sp. Monterosato 1889 calico scallop
Amusium sp. Röding 1798 scallop
Aequipecten sp. Fischer 1886 scallop
 Arcida - Glycymerididae
Tucetona sp. Iredale 1939 clam
 Carditida - Crassatellidae
Crassinella sp. Guppy 1874 clam
 Poromyida - Verticordiidae
Trigonulina sp. d'Orbigny 1946 clam
 Cardiida - Cardiidae
Laevicardium sp. Swainson 1840 cockle
Trigoniocardia sp. Dall 1900 cockle
sensu lato
 Cardiida - Semelidae
Ervilia sp. Turton 1822 clam
 Cardiida - Tellinidae
Strigilla sp. Turton 1822 tellin clam
 Cardiida - Chamidae
Chama sp. Linnaeus 1758 jewel box
 Cardiida - Mactridae
? Spisula sp. Gray 1837 clam
 Cardiida - Veneridae
Dosinia sp. Scopoli 1777 venus clam
Chionopsis sp. Olsson 1932 venus clam
Macrocallista (Megapitaria) sp. Grant and Gale 1931 venus clam
Gouldia sp. Adams 1847 venus clam
 Cardiida - Ungulinidae
Diplodonta sp. Bronn 1831 clam
 Pholadida - Corbulidae
"Varicorbula sp." = Corbula (Varicorbula) Grant and Gale 1931 clam
Caryocorbula sp. Gardner 1926 clam
 Lucinida - Lucinidae
Parvilucina sp. Dall 1901 clam
sensu lato
Scaphopoda
  -
Scaphopoda indet. Bronn 1862 tusk shell
? Scaphopoda indet. Bronn 1862 tusk shell
 Gadilida - Gadilidae
Cadulus sp. Philippi 1844 tusk shell
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
sensu lato
Gastropoda
 Opisthobranchia - Cylichnidae
Cylichnella sp. Gabb 1873 snail
Acteocina sp. Gray 1847 barrel-bubble
 Opisthobranchia - Retusidae
Sulcoretusa sp. Burch 1945 snail
Volvulella (Volvulella) sp. Newton 1891 snail
 Thecosomata - Cavoliniidae
Cavolinia sp. Avilgaard 1791 snail
Creseis sp. Rang 1828 snail
 Cocculinoidea - Cocculinidae
? Cocculina sp. Dall 1882 snail
 Heterostropha - Ringiculidae
 Heterostropha - Architectonicidae
"Heliacus (Torinista) sp." = Torinista, Pseudotorinia sp.
"Heliacus (Torinista) sp." = Torinista Iredale 1936 snail
Pseudotorinia sp. Sacco 1892 snail
 Heterostropha - Pyramidellidae
Turbonillinae indet. Bronn 1849 snail
Ugartea sp. Bartsch 1917 snail
Pyramidellinae indet. Gray 1840 snail
Eulimastoma sp. Bartsch 1916 snail
 Sorbeoconcha - Caecidae
Caecidae indet. Gray 1850 snail
 Sorbeoconcha - Vitrinellidae
 Sorbeoconcha - Tornidae
Teinostoma sp. Adams and Adams 1853 snail
 Sorbeoconcha - Rissoidae
Alvania sp. Risso 1826 snail
 Sorbeoconcha - Strombidae
Strombus sp. Linnaeus 1758 conch
 Sorbeoconcha - Ficidae
Ficus sp. Röding 1798 fig shell
 Neogastropoda - Costellariidae
? Fusiturricula sp. Woodring 1928 ribbed mitre
Uromitra sp. Bellardi 1887 ribbed mitre
 Neogastropoda - Marginellidae
Dentimargo sp. Cossmann 1899 margin shell
Volvarina sp. Hinds 1844 margin shell
Prunum sp. Swainson 1840 margin shell
 Neogastropoda - Muricidae
Haustellum sp. Schumacher 1817 murex snail
 Neogastropoda - Cystiscidae
Persicula sp. Schumacher 1817 snail
 Neogastropoda - Cancellariidae
Agatrix epomis Woodring 1928 nutmeg
? Aphera sp. Adams and Adams 1854 snail
 Neogastropoda - Olivellidae
Agaronia sp. Gray 1839 snail
 Neogastropoda - Olividae
Oliva (Oliva) sp. Bruguière 1789 olive snail
Olivella (Macgintiella) sp. Olsson 1956 olive snail
Olivella (Dactylidella) sp. Woodring 1928 olive snail
 Neogastropoda - Ancillariidae
"Ancilla (Eburna) sp." = Eburna
"Ancilla (Eburna) sp." = Eburna Lamarck 1801 snail
 Neogastropoda - Drilliidae
Agladrillia (Agladrillia) sp. Woodring 1928 snail
 Neogastropoda - Conidae
Conus sp. Linnaeus 1758 cone shell
 Neogastropoda - Mangeliidae
 Neogastropoda - Terebridae
Strioterebrum sp. Sacco 1891 auger snail
Hastula sp. Adams and Adams 1853 auger snail
 Neogastropoda - Turridae
Turridae indet. Swainson 1840 turrid
Lepicythara sp. Olsson 1964 turrid
Polystira sp. Woodring 1928 turrid
 Neogastropoda - Nassariidae
Calophos sp. Woodring 1964 snail
Nassarius sp. Duméril 1806 snail
sensu lato
 Neogastropoda - Columbellidae
Mazatlania sp. Dall 1913 snail
Strombinella sp. Dall 1896 snail
 Neogastropoda - Buccinidae
? Cantharus sp. Röding 1798 true whelk
? Metaphos sp. Olsson 1964 true whelk
Antillophos (Antillophos) sp. Woodring 1928 true whelk
 Neogastropoda - Fasciolariidae
Fasciolaria (Fasciolaria) sp. Lamarck 1799 tulip snail
 Neogastropoda - Mitridae
Subcancilla sp. Olsson and Harbison 1953 mitre shell
 Sorbeoconcha - Bursidae
Bursa sp. Roding 1798 frog shell
 Sorbeoconcha - Triviidae
Erato sp. Risso 1826 snail
 Sorbeoconcha - Vermetidae
Serpulorbis sp. Sasso 1827 worm shell
 Sorbeoconcha - Naticidae
"Natica (Naticarius) sp." = Naticarius Dumeril 1806 moon snail
Natica (Natica) sp. Scopoli 1777 moon snail
Stigmaulax sp. Morch 1852 moon snail
Polinices sp. Monfort 1810 moon snail
 Sorbeoconcha - Triphoridae
Triphoridae indet. Gray 1847 snail
 Epitonioidea - Epitoniidae
"Amaea (Scalina) sp." = Scalina
"Amaea (Scalina) sp." = Scalina Conrad 1865 wentletrap
 Vanikoroidea - Eulimidae
Niso sp. Risso 1826 snail
 Pseudomelanoidea - Pseudomelaniidae
Crassispira (Crassispira) sp. Swainson 1840 snail
Carinodrillia sp. Dall 1919 snail
 Cerithioidea - Turritellidae
Turritella sp. Lamarck 1799 turret shell
 Cerithioidea - Modulidae
Psammodulus sp. Collins 1934 snail
 Cerithioidea - Cerithiidae
Alabina sp. Dall 1902 cerith snail
 Trochoidea - Trochidae
Calliostoma sp. Swainson 1840 top snail
 Trochoidea - Skeneidae
Solariorbis sp. Conrad 1865 snail
 Neritoidea - Neritidae
Neritina sp. Lamarck 1816 snail
Smaragdia sp. Issel 1869 snail