Ballast Point [Tampa Limestone] (Oligocene to of the United States)

Where: Hillsborough County, Florida (27.9° N, 82.5° W: paleocoordinates 28.1° N, 77.7° W)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Tampa Limestone Member (Arcadia Formation), Chattian to Chattian (28.1 - 20.4 Ma)

• LITHOSTRATIGRAPHY: Formerly referred to as the Tampa Limestone. Scott et al. (2001) assign the Tampa to the rank of member and place it in the Arcadia Formation. AGE: Mansfield suggests age equivalencies (based primarily on faunal similarities) with the Chipola Fm., the Trent Marl of North Carolina, and the Anguilla Fm. of Anguilla. Placed here into the Chattian-Aquitanian on the basis of most recent chronostratigraphy.

• member-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, white, sandy, cherty/siliceous limestone

• Sand size quartz grains and an abundance of freshwater molluscs in the Tampa Limestone indicate nearshore deposition.
• The Tampa LS member of the Arcadia Fm. is more quartz sand rich and poorer in calcium carbonate than the underlying Suwannee LS. Fossils are often preserved via silicification and can be found in fully replaced, partially replaced or unaltered states. From several localities, a buff to dirty limestone matrix is reported, speckled with quartz sand grains of medium size.

Size classes: macrofossils, mesofossils

Preservation: cast, mold/impression, permineralized, replaced with silica

Collection methods: Collections made from Ballast Point are noted to be, at least in part, the product of channel dredging activities and come from the the point and the local vicinity. Presumably (although not directly noted) this resulted in float collection.

Primary reference: W. C. Mansfield. 1937. Molluscs of the Tampa and Suwannee Limestones. Geological Bulletin, State of Florida Department of Conservation 15:1-334 [A. Miller/C. Ferguson/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60985: authorized by Arnold Miller, entered by Chad Ferguson on 28.05.2006, edited by Austin Hendy

Creative Commons license: CC BY (attribution)

Taxonomic list

• Occurrence based data only
unclassified
  -
Gymnolaemata
 Cheilostomata -
Petaloconchus varians d'Orbigny 1839
Bivalvia
 Nuculida - Nuculidae
Nucula tampae nut clam
 Nuculanida - Nuculanidae
Nuculana posti pointed nut clam
 Nuculanida - Polidevciidae
"Nuculana flexuosa" = Polidevcia flexuosa
"Nuculana flexuosa" = Polidevcia flexuosa Lutkevitch and Lobanova 1960 clam
 Nuculanida - Yoldiidae
 Pholadida - Corbulidae
 Cardiida - Chamidae
"Pseudochama draconis" = Arcinella draconis, Chama hillsboroughensis
"Pseudochama draconis" = Arcinella draconis Dall 1903 jewel box
 Cardiida - Cyrenidae
 Cardiida - Trapezidae
 Cardiida - Veneridae
"Macrocallista (Paradione) floridana" = Pitar (Paradione), Callocardia (Agriopoma) nux, Callocardia (Agriopoma) silicata, "Antigona (Artena) glyptoconcha" = Artena, "Antigona (Artena) shepardi" = Artena, "Antigona tarquinia" = Periglypta tarquinia, Anomalocardia penita, Dosina (Dosinidia) chipolana, Venus halidona, Chione (Liophora) ballista, "Chione (Chamelea) nuciformis" = Chione nuciformis, "Chione (Chamelea) rhodia" = Chamelea, Chione (Chamelea) spada
"Macrocallista (Paradione) floridana" = Pitar (Paradione) venus clam
"Antigona (Artena) glyptoconcha" = Artena venus clam
"Antigona (Artena) shepardi" = Artena venus clam
"Antigona tarquinia" = Periglypta tarquinia Dall 1900 venus clam
Venus halidona venus clam
"Chione (Chamelea) nuciformis" = Chione nuciformis Heilprin 1887 venus clam
"Chione (Chamelea) rhodia" = Chamelea venus clam
Chione (Chamelea) spada Dall 1903 venus clam
 Cardiida - Ungulinidae
"Diplodonta alta" = Diplodonta (Diplodonta) alta Dall 1890 clam
 Cardiida - Erycinidae
 Cardiida - Kelliidae
 Cardiida - Semelidae
Semele sardonica Dall 1890 clam
 Cardiida - Tellinidae
"Tellina (Merisca) halidona" = Merisca tellin clam
Macoma irma tellin clam
Tellina (Tellinella) segregata Dall 1900 tellin clam
 Cardiida - Cardiidae
"Cardium (Trachycardium) phlyctaena" = Trachycardium (Dallocardia) phlyctaena, "Cardium (Trachycardium) delphicum" = Trachycardium, "Cardium (Trachycardium) silicatum" = Trachycardium, "Cardium (? Dinocardium) pinellasense" = Dinocardium, "Cardium (Trigoniocardia) berberum" = Trigoniocardia, "Cardium (Trigoniocardia) cf. aliculum" = Trigoniocardia (Trigoniocardia) aliculum, "Cardium (Trachycardium) parile" = Nemocardium parile
"Cardium (Trachycardium) phlyctaena" = Trachycardium (Dallocardia) phlyctaena Dall 1900 cockle
"Cardium (Trachycardium) delphicum" = Trachycardium cockle
"Cardium (Trachycardium) silicatum" = Trachycardium cockle
"Cardium (? Dinocardium) pinellasense" = Dinocardium cockle
"Cardium (Trigoniocardia) berberum" = Trigoniocardia cockle
"Cardium (Trigoniocardia) cf. aliculum" = Trigoniocardia (Trigoniocardia) aliculum Dall 1900 cockle
"Cardium (Trachycardium) parile" = Nemocardium parile Deshayes 1858 cockle
 Lucinida - Lucinidae
"Phacoides (Miltha) hillsboroensis" = Miltha hillsboroensis Heilprin 1887 clam
"Codakia (Jagonia) scurra" = Ctena clam
 Carditida - Carditidae
Venericardia nodifera Kellum 1926 clam
"Venericardia serricosta" = Venericardia (Glyptoactis) serricosta Heilprin 1887 clam
 Carditida - Crassatellidae
 Ostreida - Ostreidae
"Ostrea ? rugifera" = Cubitostrea rugifera, Ostrea vaughani
"Ostrea ? rugifera" = Cubitostrea rugifera Dall 1898 oyster
Ostrea vaughani Dall 1915 oyster
 Pectinida - Plicatulidae
Plicatula densata Conrad 1843 scallop
 Pectinida - Pectinoidae
"Chlamys (Plagioctenium) chipolanus" = Argopecten, Spondylus chipolanus
"Chlamys (Plagioctenium) chipolanus" = Argopecten calico scallop
Spondylus chipolanus Dall 1890 scallop
subspecies tampensis
 Arcida - Glycymerididae
"Glycymeris lamyi" = Tucetona lamyi
"Glycymeris lamyi" = Tucetona lamyi Dall 1915 clam
two distinct occurrences: species lamyi and subspecies tampae
 Arcida - Noetiidae
Arcopsis ? adamsi Dall 1886 clam
 Arcida - Arcidae
Arca (Arca) grammatodonta, Arca (Arca) paratina, "Barbatia (Acar) domingensis" = Acar domingensis, "Arca (Arca) umbonata" = Lamarcka imbricata, "Barbatia (Plagiarca) arcula" = Plagiarca, Anadara latidentata, Anadara hypomela, Barbatia (Plagiarca) marylandica
Arca (Arca) paratina Dall 1898 ark
subspeces: tampae
"Barbatia (Acar) domingensis" = Acar domingensis Lamarck 1819 miniature ark
"Arca (Arca) umbonata" = Lamarcka imbricata Bruguière 1789 clam
"Barbatia (Plagiarca) arcula" = Plagiarca clam
Anadara latidentata ark
subspecies: ballista
Anadara hypomela ark
two distinct occurrences: species hypomela and subspecies silicata
 Mytilida - Mytilidae
"Modiolus (Botula) cinnamomeus" = Botula cinnamomeus Lamarck 1819 mussel
Modiolus (Gregariella) minimus Sowerby 1818 mussel
Modiolus grammatus Dall 1898 mussel
Lithophaga antillarum d'Orbigny 1853 mussel
Lithophaga (Diberus) bisulcata d'Orbigny 1853 mussel
Lithophaga nigra d'Orbigny 1845 mussel
"Lithophaga (Myoforceps) ? aristata" = Lithophaga aristata Dillwyn 1817 mussel
Gastropoda
 Opisthobranchiata - Bullidae
 Opisthobranchiata - Haminoeidae
"? Haminea sulcobasis" = Haminoea
"? Haminea sulcobasis" = Haminoea snail
 Opisthobranchiata - Retusidae
 Opisthobranchiata - Cylichnidae
 Neotaenioglossa - Calyptraeidae
"Crucibulum ? constrictum" = Crucibulum (Dispotaea) constrictum Conrad 1842 slipper shell
Calyptraea (Trochita) aperta2 Solander 1766 slipper shell
 Architaenioglossa - Ampullinidae
 Sorbeoconcha - Naticidae
Sinum imperforatum, Sinum chipolanum, "Polinices (? Euspira) hemicryptus" = Euspira, ? Tectonatica floridana
Sinum imperforatum Dall 1915 moon snail
Sinum chipolanum Dall 1892 moon snail
subspecies: silicatum
"Polinices (? Euspira) hemicryptus" = Euspira moon snail
 Sorbeoconcha - Cypraeidae
"Cypraea tumulus" = Zonaria tumulus
"Cypraea tumulus" = Zonaria tumulus Heilprin 1886 cowry
two distinct occurrences: species tumulus and subspecies ballista
 Sorbeoconcha - Thersiteidae
Orthaulax inornatus Gabb 1872 snail
Orthaulax pugnax Heilprin 1887 snail
 Sorbeoconcha - Strombidae
 Sorbeoconcha - Xenophoridae
 Neogastropoda - Terebridae
 Neogastropoda - Conidae
Conus iliolus cone shell
Conus designatus cone shell
Conus planiceps Heilprin 1887 cone shell
 Neogastropoda - Drilliidae
 Neogastropoda - Turridae
Polystira ex gr. albidata turrid
prefix on species was listed as gr. and ex gr. was chosen as the most likely equivalent
 Neogastropoda - Olividae
Ancilla shepardi, Olivella lata, "Olivella colleta" = Jaspidella colleta, "Oliva posti" = Oliva (Oliva) posti, "Olivella eutorta" = Omogymna eutorta
Ancilla shepardi olive snail
Olivella lata olive snail
"Olivella colleta" = Jaspidella colleta Dall 1915 olive snail
"Oliva posti" = Oliva (Oliva) posti Dall 1915 olive snail
"Olivella eutorta" = Omogymna eutorta Dall 1915 olive snail
 Neogastropoda - Harpidae
"Morum chipolanum" = Morum (Oniscidia) chipolanum, "Morum cf. chipolanum" = Morum (Oniscidia) chipolanum
"Morum chipolanum" = Morum (Oniscidia) chipolanum Dall 1925 snail
subspecies tampanum
"Morum cf. chipolanum" = Morum (Oniscidia) chipolanum Dall 1925 snail
 Neogastropoda - Volutidae
Lyria heilprini volute
two distinct occurrences: species heilprini and subspecies tampensis
 Neogastropoda - Marginellidae
"Marginella (Serrata) mollitor" = Marginella (Eratoidea) mollitor, "Marginella (Serrata) newmani" = Serrata, "Marginella (Serrata) elegantula" = Serrata, "Marginella (? Serrata) impagina" = Serrata, "Marginella (Prunum) inntensa" = Prunum, "Marginella (? Prunum) myrina" = Prunum, Marginella (Porcellanella) gregaria, Marginella (Porcellanella) posti, Marginella (Porcellanella) bellula, Marginella (Porcellanella) inepta, Marginella (Porcellanella) infecta, Marginella (Porcellanella) faunula, Marginella (Prunum) ballista
"Marginella (Serrata) mollitor" = Marginella (Eratoidea) mollitor Dall 1915 margin shell
"Marginella (Serrata) newmani" = Serrata margin shell
"Marginella (Serrata) elegantula" = Serrata margin shell
"Marginella (? Serrata) impagina" = Serrata margin shell
"Marginella (Prunum) inntensa" = Prunum margin shell
"Marginella (? Prunum) myrina" = Prunum margin shell
Marginella (Porcellanella) gregaria margin shell
two distinct occurrences: species gregaria and subspecies silicata
Marginella (Prunum) ballista Dall 1890 margin shell
Two distinct occurrences: species ballista and subspecies tampae
 Neogastropoda - Muricidae
"Typhis siphonifera" = Siphonochelus (Pilsbrytyphis) siphonifera Dall 1915 murex snail
""Tritonalia" scabrosa" = Purpura (Tritonalia) murex snail
"Eupleura sexangula" = Dermomurex (Viator) sexangulus Dall 1915 murex snail
"Rapana tampaensis" = Ecphora tampaensis Dall 1890 murex snail
Rapana vaughani Mansfield 1937 murex snail
""Muricidea" heilprini" = Poirieria (Panamurex) heilprini Cossmann 1903 murex snail
Chicoreus burnsii murex snail
Murex tritonopsis murex snail
"Chicoreus crispangula" = Murexiella (Murexiella) crispangula Heilprin 1897 murex snail
"Chicoreus larvaecosta" = Murexiella (Murexiella) crispangula Heilprin 1897 murex snail
Coralliophila magna murex snail
 Neogastropoda - Cancellariidae
"Cancellaria (Trigonostoma) subthomasiae" = Trigonostoma, Trigonostoma tampaensis1
"Cancellaria (Trigonostoma) subthomasiae" = Trigonostoma snail
Trigonostoma tampaensis1 Petit 1967 snail
 Neogastropoda - Turbinellidae
Vasum subcapitellum, "Vasum engonatum" = Vasum haitensis, "Xancus polygonatus" = Turbinella
"Vasum engonatum" = Vasum haitensis Sowerby 1850 snail
"Xancus polygonatus" = Turbinella snail
 Neogastropoda - Costellariidae
Fusiturricula condominia ribbed mitre
three seperate occurrences: strict condominia, subspecies severina and subspecies silicata
? Fusiturricula aff. servata Conrad 1843 ribbed mitre
Conomitra angulata ribbed mitre
"Vexillum (Uromitra) syrum" = Uromitra ribbed mitre
"Vexillum (Uromitra) myrum" = Uromitra ribbed mitre
 Neogastropoda - Mitridae
 Neogastropoda - Buccinidae
Cantharus pauper true whelk
"Phos" ursula true whelk
 Neogastropoda - Nassariidae
"Alectrion ethelinda" = Nassarius (Alectrion)
"Alectrion ethelinda" = Nassarius (Alectrion) snail
 Neogastropoda - Fasciolariidae
 Neogastropoda - Melongenidae
Busycon tampaense whelk
Three distinct occurrences: species tampaense, subspecies ballastense, and subspecies perizonatum
 Neogastropoda - Columbellidae
 Sorbeoconcha - Cerithiopsidae
 Sorbeoconcha - Amnicolidae
 Sorbeoconcha - Assimineidae
 Sorbeoconcha - Hipponicidae
Hipponix tampensis hoof shell
 Sorbeoconcha - Vermetidae
Serpulorbis granifera Say 1824 worm shell
 Pseudomelanoidea - Pseudomelaniidae
 Cerithioidea - Turritellidae
Turritella megalobasis turret shell
two distinct occurrences: species megalobasis and subspecies tripartita
Turritella atacta turret shell
Turritella litharia turret shell
Turritella pagodaeformis Heilprin 1887 turret shell
Turritella tampae Heilprin 1887 turret shell
two distinct occurrences: species tampae and subspecies mediconstricta
 Cerithioidea - Cerithiidae
Cerithium plectrum cerith snail
Bittium priscum cerith snail
Bittium sora cerith snail
might be a variety of priscum
Bittium adela cerith snail
 Cerithioidea - Potamididae
 Cerithioidea - Modulidae
 Cerithioidea - Siliquariidae
"Siliquaria tampensis" = Tenagodus
"Siliquaria tampensis" = Tenagodus snail
 Cerithioidea - Batillariidae
"Potamides (Pyrazisinus) cornutus" = Pyrazisinus, "Potamides (Pyrazisinus) acutus" = Pyrazisinus, Potamides (Pyrazisinus) campanulatus
"Potamides (Pyrazisinus) cornutus" = Pyrazisinus snail
"Potamides (Pyrazisinus) acutus" = Pyrazisinus snail
 Neritoidea - Neritidae
 Stylommatophora - Camaenidae
 Stylommatophora - Polygyridae
 Stylommatophora - Pupillidae
 Stylommatophora - Bulimulidae
"Bulimulus (Hyperaulax) americanus" = Tocobaga americanus Heilprin 1886 slug
three separate occurrances: regular americannus, subspecies patulinus, subspecies laxus
 Stylommatophora - Oleacinidae
? Spiraxis tampae Dall 1915 slug
 Heterostropha - Planorbidae
 Heterostropha - Acteonidae
 Trochoidea - Turbinidae
 Trochoidea - Liotiidae
 Trochoidea - Phasianellidae
 Trochoidea - Trochidae
 Trochoidea - Tegulidae
 Lepetellida - Fissurellidae
Diodora chipolana Dall 1892 snail
 Cycloneritida - Helicinidae
Helicina ballista snail
two distinct occurrences: species ballista and subspecies tampae
 Ichnofossils - Celliformidae
Celliforma nuda Brown 1935
Cerion
  -
Cerion (Eostrophia) anodonta
two distinct occurrences: species anodonta and subspecies floridanum