PPP# 1188 - San Lorenzo [Chagres Sandstone] (Miocene of Panama)

Where: Colon, Panama (9.3° N, 80.0° W: paleocoordinates 9.2° N, 79.4° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Chagres Sandstone Formation, Messinian (7.2 - 5.3 Ma)

• The Chagres Formation sits disconformably on the Gatun Formation: a marked change in lithology and a temporal hiatus characterizes the disconformity. Toro Point Section. AGE: direct date is midpoint for established age range from microfossil biostratigraphy.

• bed-level stratigraphic resolution

Environment/lithology: marine; bioturbated, coarse-grained, volcaniclastic, argillaceous sandstone

• The Chagres Formation consists of indurated conglomeratic coarse-grained, volcanic sandstone with quartz, feldspar, and lithic grains, It is pervasively bioturbated and is relatively poor in macrofossils. Toward the west, in the region of the Indio River and Gobea. The average grain size of the Chagres Formation markedly decreases and the macrofossil content increases.

Size class: macrofossils

Reposited in the BMNH, NMB, USNM

Collection methods: bulk, sieve,

• COVERAGE: Exhaustive for gastropoda, bivalvia and scaphopoda. COLLECTORS: unknown (PPP staff), 7/8/92. 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 79855: authorized by Arnold Miller, entered by Kate Bulinski on 25.03.2008

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.
Show authors, comments, and common names
unclassified
  -
Acteonid indet., Caecid indet., ? Caecid indet., ? Capulid indet., Carditesine indet., Clathodrilia sp., Corbulid sp., Eulimid indet., Ficus sp., Naticid indet., Neogatropoda indet., Pectinid indet., Pyramidelline indet., Rissoine sp., Solenosteria sp., Teredinid indet., Turbonilline indet., Typhine sp., Venerid indet., Vermetid indet.
Scaphopoda
  -
Scaphopoda indet.
Scaphopoda indet. Bronn 1862 tusk shell
 Gadilida - Gadilidae
Cadulus sp., Siphonodentalium sp.
Cadulus sp. Philippi 1844 tusk shell
Siphonodentalium sp. Sars 1859 tusk shell
 Dentaliida - Dentaliidae
Fissidentalium sp., Dentalium sp., Tesseracme sp.
Fissidentalium sp. Fischer 1885 tusk shell
Dentalium sp. Linnaeus 1758 tusk shell
sensu lato
Tesseracme sp. Pilsbry 1898 tusk shell
Bivalvia
  -
Bivalvia indet.
Bivalvia indet. Linnaeus 1758 clam
 Nuculanida - Nuculanidae
Saccella sp.
Saccella sp. Woodring 1925 pointed nut clam
 Arcida - Arcidae
Anadara (Rasia) sp., Anadara (Cunearca) sp., "Lunarca sp." = Anadara (Lunarca)
Anadara (Rasia) sp. Gray 1857 ark
Anadara (Cunearca) sp. Dall 1898 ark
"Lunarca sp." = Anadara (Lunarca) Gray 1857 ark
 Arcida - Glycymerididae
Axinactis (Glycymerella) sp., Tucetona sp.
Axinactis (Glycymerella) sp. Woodring 1925 clam
Tucetona sp. Iredale 1939 clam
 Ostreida - Gryphaeidae
Pycnodonte sp., Hyotissa sp.
Pycnodonte sp. Fischer von Waldheim 1835 oyster
Hyotissa sp. Stenzel 1971 oyster
 Ostreida - Ostreidae
Ostreidae indet.
Ostreidae indet. Rafinesque 1815 oyster
[entered as Ostreid indet.]
 Pectinida - Propeamussiidae
? Cyclopecten sp.
? Cyclopecten sp. Verrill 1897 mud scallop
 Pectinida - Pectinoidae
Spondylus sp., Flabellipecten sp., Amusium sp., "Chlamys" sp., Argopecten sp.
Spondylus sp. Linnaeus 1758 scallop
Flabellipecten sp. Sacco 1897 scallop
Amusium sp. Röding 1798 scallop
"Chlamys" sp. Röding 1798 scallop
Argopecten sp. Monterosato 1889 calico scallop
 Pectinida - Limidae
Limatula sp.
Limatula sp. Wood 1839 file clam
 Pectinida - Plicatulidae
Plicatula sp.
Plicatula sp. Lamarck 1801 scallop
 Pectinida - Anomiidae
Placunanomia sp., Anomia sp.
Placunanomia sp. Broderip 1832 scallop
Anomia sp. Linnaeus 1758 jingle
 Mytilida - Mytilidae
Lithophaga sp.
Lithophaga sp. Röding 1798 mussel
 Mytilida - Crenellidae
Crenella sp.
Crenella sp. Brown 1827 clam
 Carditida - Crassatellidae
Crassinella sp.
Crassinella sp. Guppy 1874 clam
 Poromyida - Verticordiidae
Trigonulina sp.
Trigonulina sp. d'Orbigny 1946 clam
 Pandorida - Pandoridae
Pandora (Pandora) sp.
Pandora (Pandora) sp. Bruguière 1797 clam
 Pholadida - Corbulidae
Caryocorbula sp., "Varicorbula sp." = Corbula (Varicorbula), ? Juliacorbula sp.
Caryocorbula sp. Gardner 1926 clam
"Varicorbula sp." = Corbula (Varicorbula) Grant and Gale 1931 clam
? Juliacorbula sp. Olsson 1953 clam
 Cardiida - Cardiidae
Trachycardium sp., Trachycardium (Phlogocardia) sp., Trigoniocardia sp., Americardia sp., Microcardium sp., Laevicardium sp.
Trachycardium sp. Mörch 1853 cockle
sensu lato
Trigoniocardia sp. Dall 1900 cockle
sensu lato
Americardia sp. Stewart 1930 cockle
Microcardium sp. Thiele 1934 cockle
Laevicardium sp. Swainson 1840 cockle
 Cardiida - Tellinidae
Strigilla sp., "Eurytellina sp." = Tellina (Eurytellina)
Strigilla sp. Turton 1822 tellin clam
"Eurytellina sp." = Tellina (Eurytellina) Fischer 1887 tellin clam
 Cardiida - Veneridae
Pitar (Hyphantosoma) sp., Macrocallista (Megapitaria) sp., Cyclinella sp., Gouldia sp., Chione sp., Dosinia sp., "Ventricolaria sp." = Globivenus, Periglypta sp.
Pitar (Hyphantosoma) sp. Dall 1902 venus clam
Macrocallista (Megapitaria) sp. Grant and Gale 1931 venus clam
Cyclinella sp. Dall 1902 venus clam
Gouldia sp. Adams 1847 venus clam
Chione sp. von Mühlfield 1811 venus clam
Dosinia sp. Scopoli 1777 venus clam
"Ventricolaria sp." = Globivenus Coen 1934 venus clam
Periglypta sp. Jukes-Browne 1914 venus clam
 Cardiida - Chamidae
Arcinella sp., Chama sp., Pseudochama sp.
Arcinella sp. Schumacher 1817 jewel box
Chama sp. Linnaeus 1758 jewel box
Pseudochama sp. Odhner 1917 jewel box
 Cardiida - Ungulinidae
Diplodonta sp., Felaniella (Felaniella) sp.
Diplodonta sp. Bronn 1831 clam
 Cardiida - Gastrochaenidae
Gastrochaena (Gastrochaena) sp.
 Lucinida - Lucinidae
"Lucinisca sp." = Lucina (Lucinisca)
"Lucinisca sp." = Lucina (Lucinisca) Dall 1901 clam
Gastropoda
 Sorbeoconcha - Barleeiidae
Barleeia sp.
Barleeia sp. Clark 1853 snail
 Sorbeoconcha - Naticidae
Stigmaulax sp., Natica (? Natica) sp., Polinices sp.
Stigmaulax sp. Morch 1852 moon snail
Natica (? Natica) sp. Scopoli 1777 moon snail
Polinices sp. Monfort 1810 moon snail
 Sorbeoconcha - Cassidae
"Phalium (Tylocassis) sp." = Semicassis, Cassis sp., Sconsia sp.
"Phalium (Tylocassis) sp." = Semicassis Mörch 1852 snail
Cassis sp. Scopoli 1777 snail
Sconsia sp. Gray 1847 snail
 Sorbeoconcha - Bursidae
"Bursa (Colubrellina) sp." = Bursa
"Bursa (Colubrellina) sp." = Bursa Roding 1798 frog shell
 Sorbeoconcha - Tonnidae
Malea sp.
Malea sp. Valenciennes 1833 tun shell
 Sorbeoconcha - Personidae
Distorsio sp.
Distorsio sp. Röding 1798 snail
 Sorbeoconcha - Cypraeidae
Siphocypraea sp.
Siphocypraea sp. Heilprin 1897 cowry
 Sorbeoconcha - Strombidae
Strombus sp.
Strombus sp. Linnaeus 1758 conch
 Sorbeoconcha - Xenophoridae
Xenophora sp.
Xenophora sp. Fischer von Waldheim 1807 carrier shell
 Neogastropoda - Mitridae
Subcancilla sp.
Subcancilla sp. Olsson and Harbison 1953 mitre shell
 Neogastropoda - Ancillariidae
"Ancilla (Eburna) sp." = Eburna
"Ancilla (Eburna) sp." = Eburna Lamarck 1801 snail
 Neogastropoda - Olivellidae
Agaronia sp.
Agaronia sp. Gray 1839 snail
 Neogastropoda - Olividae
Olivella (Niteoliva) sp., Oliva (Oliva) sp.
Olivella (Niteoliva) sp. Olsson 1956 olive snail
Oliva (Oliva) sp. Bruguière 1789 olive snail
 Neogastropoda - Cochlespiridae
"Cochlespira (Ancistrosyrinx) sp." = Cochlespira
"Cochlespira (Ancistrosyrinx) sp." = Cochlespira Conrad 1865 snail
 Neogastropoda - Mangeliidae
Kurtziella (Kurtziella) sp., Ithycythara sp.
Ithycythara sp. Woodring 1928 snail
 Neogastropoda - Drilliidae
Hindsiclava sp., ? Clathrodrillia sp.
Hindsiclava sp. Hertlein and Strong 1955 snail
? Clathrodrillia sp. Dall 1918 snail
 Neogastropoda - Turridae
Turridae indet., Polystira sp.
Turridae indet. Swainson 1840 turrid
Polystira sp. Woodring 1928 turrid
 Neogastropoda - Terebridae
Terebra (Oreoterebra) sp., Strioterebrum sp.
Terebra (Oreoterebra) sp. Olsson 1967 auger snail
Strioterebrum sp. Sacco 1891 auger snail
 Neogastropoda - Conidae
Conus sp.
Conus sp. Linnaeus 1758 cone shell
 Neogastropoda - Costellariidae
Knefastia sp., Uromitra sp.
Knefastia sp. Dall 1919 ribbed mitre
Uromitra sp. Bellardi 1887 ribbed mitre
 Neogastropoda - Fasciolariidae
Latirus sp., Fusinus sp., "Fasciolaria (Pleuroploca) sp." = Pleuroploca, Fasciolaria (Fasciolaria) sp.
Latirus sp. Monfort 1810 snail
Fusinus sp. Rafinesque 1815 snail
"Fasciolaria (Pleuroploca) sp." = Pleuroploca Fischer 1884 snail
Fasciolaria (Fasciolaria) sp. Lamarck 1799 tulip snail
 Neogastropoda - Nassariidae
Nassarius sp., ? Nassarius sp.
Nassarius sp. Duméril 1806 snail
sensu lato
? Nassarius sp. Duméril 1806 snail
 Neogastropoda - Buccinidae
Northia sp.
Northia sp. Gray 1847 true whelk
 Neogastropoda - Melongenidae
Melongena sp.
Melongena sp. Schumacher 1817 snail
 Neogastropoda - Volutidae
Voluta sp.
Voluta sp. Linnaeaus 1758 volute
 Neogastropoda - Marginellidae
Prunum sp., Dentimargo sp.
Prunum sp. Swainson 1840 margin shell
Dentimargo sp. Cossmann 1899 margin shell
 Neogastropoda - Muricidae
Dermomurex (Trialatella) sp., Haustellum sp., Chicoreus (Chicoreus) sp.
Dermomurex (Trialatella) sp. Berry 1964 murex snail
Haustellum sp. Schumacher 1817 murex snail
Chicoreus (Chicoreus) sp. Montfort 1810 murex snail
 Neogastropoda - Cystiscidae
Persicula sp.
Persicula sp. Schumacher 1817 snail
 Sorbeoconcha - Caecidae
Meioceras sp., ? Micranellum sp.
Meioceras sp. Carpenter 1858 snail
? Micranellum sp. Bartsch 1920 snail
 Sorbeoconcha - Vermetidae
Serpulorbis sp., "Petaloconchus sp." = Petaloconchus
Serpulorbis sp. Sasso 1827 worm shell
"Petaloconchus sp." = Petaloconchus Lea 1843 worm shell
 Neotaenioglossa - Calyptraeidae
Crepidula sp., Calyptraea sp.
Crepidula sp. Lamarck 1799 slipper shell
Calyptraea sp. Lamarck 1799 slipper shell
 Cerithioidea - Cerithiidae
Alabina sp.
Alabina sp. Dall 1902 cerith snail
 Cerithioidea - Turritellidae
Turritella sp.
Turritella sp. Lamarck 1799 turret shell
 Cerithioidea - Modulidae
Psammodulus sp.
Psammodulus sp. Collins 1934 snail
 Thecosomata - Limacinidae
Limacina sp.
Limacina sp. Bosc 1817 snail
 Thecosomata - Cavoliniidae
Diacria sp., Creseis sp., Cavolinia sp.
Diacria sp. Gray 1847 snail
Creseis sp. Rang 1828 snail
Cavolinia sp. Avilgaard 1791 snail
 Opisthobranchia - Retusidae
Sulcoretusa sp., Volvulella (Volvulella) sp.
Sulcoretusa sp. Burch 1945 snail
Volvulella (Volvulella) sp. Newton 1891 snail
 Opisthobranchia - Cylichnidae
Acteocina sp.
Acteocina sp. Gray 1847 barrel-bubble
 Opisthobranchia - Bullidae
Bulla sp.
Bulla sp. Linnaeus 1758 snail
 Opisthobranchia - Haminoeidae
"Atys (Aliculastrum) sp." = Aliculastrum, Atys (Atys) sp.
"Atys (Aliculastrum) sp." = Aliculastrum Pilsbry 1896 snail
Atys (Atys) sp. Montfort 1810 snail
 Neritoidea - Neritidae
Smaragdia sp.
Smaragdia sp. Issel 1869 snail
 Heterostropha - Ringiculidae
Ringicula (Ringiculella) sp.
 Heterostropha - Acteonidae
? Acteon sp.
? Acteon sp. Montfort 1810 snail
 Heterostropha - Architectonicidae
Spirolaxis sp., Pseudotorinia sp., Architectonica sp., "Heliacus (Torinista) sp." = Torinista
Spirolaxis sp. Monterosato 1913 snail
Pseudotorinia sp. Sacco 1892 snail
Architectonica sp. Röding 1798 sundial
"Heliacus (Torinista) sp." = Torinista Iredale 1936 snail
 Heterostropha - Pyramidellidae
Eulimastoma sp.
Eulimastoma sp. Bartsch 1916 snail
 Trochoidea - Trochidae
Calliostoma sp.
Calliostoma sp. Swainson 1840 top snail