Where: Santa Cruz, Argentina (47.1° S, 66.1° W: paleocoordinates 48.0° S, 59.1° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: San Julian Formation, Late/Upper Oligocene to Late/Upper Oligocene (28.4 - 16.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; sandy limestone and sandstone
Primary reference: C. J. del Rio. 2004. Tertiary Marine Molluscan Assemblages of Eastern Patagonia (Argentina): A Biostratigraphic Analysis. Journal of Paleontology 78(6):1097-1122 [L. Ivany/P. Wall/P. Wall]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 48068: authorized by Linda Ivany, entered by Patrick Wall on 11.03.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Reticulochlamys proxima, Fagnanoa dubiosa, Valdesia diametralis, Valdesia cuevensis, Valdesia conica, Valdesia golfina, Valdesia schucherti, Valdesia aequistriata, Patagumbonium australis, Columbrarum archimedes, Reticulochlamys borjasensis, ? Tricosirius patagonica, Valdesia dalli, Crassotrea hatcheri
| |
Gastropoda | |
Peonza torquata Olivera 1994 snail | |
Ataxocerithium trespunta snail | |
"Polinices" secunda, ""Polinices" santacrucensis" = Polynices santacrucensis, ""Polinices" jorgensis" = Polynices jorgensis, ""Polinices" ortmanni" = Polynices ortmanni, ""Polinices" consimilis" = Polynices consimilis
"Polinices" secunda moon snail
""Polinices" santacrucensis" = Polynices santacrucensis Ihering 1907 moon snail
""Polinices" jorgensis" = Polynices jorgensis Ihering 1907 moon snail
""Polinices" ortmanni" = Polynices ortmanni Ihering 1907 moon snail
""Polinices" consimilis" = Polynices consimilis Ihering 1907 moon snail | |
"Austrosassia aff. mathewi" = Sassia, ""Siphonalia" nodosocincta" = Sassia armata, ""Lotorium" usurpator" = Cymatium, ""Lotorium" rada" = Cymatium
"Austrosassia aff. mathewi" = Sassia triton shell
""Siphonalia" nodosocincta" = Sassia armata Hupé 1854 triton shell
""Lotorium" usurpator" = Cymatium triton shell
""Lotorium" rada" = Cymatium triton shell | |
Struthiolarella multinodosa, Struthiolarella ornata, Struthiolarella ameghinoi, Struthiolarella cuevensis, Struthiolarella patagoniensis
Struthiolarella ornata snail
Struthiolarella ameghinoi Ihering 1897 snail
Struthiolarella cuevensis Camacho and Zinsmeister 1989 snail
Struthiolarella patagoniensis Camacho and Zinsmeister 1989 snail | |
"Hadriania" jorgensis, "Xymenella elegans" = Xymene, "Trophon" santacruzensis, "Urosalpinx" cossmanni
"Hadriania" jorgensis Ihering 1907 murex snail
"Xymenella elegans" = Xymene murex snail
"Trophon" santacruzensis murex snail
"Urosalpinx" cossmanni Ortmann 1900 murex snail | |
""Proscaphella" petersoni" = Miomelon, ""Proscaphella" orbignyana" = Miomelon, ""Proscaphella" gracilior" = Miomelon gracilis, Pachycymbiola ameghinoi, "Lyria" dalli
""Proscaphella" petersoni" = Miomelon volute
""Proscaphella" orbignyana" = Miomelon volute
""Proscaphella" gracilior" = Miomelon gracilis Philippi 1887 volute
Pachycymbiola ameghinoi Ihering 1896 volute
"Lyria" dalli Ihering 1907 volute | |
"Fusiguraleus pilsbry" = Neoguraleus (Fusiguraleus)
"Fusiguraleus pilsbry" = Neoguraleus (Fusiguraleus) snail | |
Zeacuminia quemadensis auger snail | |
"Genotia" cruzensis Ihering 1907 turrid
"Eoturris unifascialis" = Eopleurotoma turrid
"Eoturris jorgensis" = Eopleurotoma turrid | |
Borsonia patagonica snail | |
"Drillia" santacruzensis Ortmann 1902 snail
Antimelatoma cuevensis snail | |
? Oamaruia cruzalis snail | |
"Fusus" stromeri snail | |
Austroimbricaria gracilor mitre shell
Austroimbricaria quemadensis Ihering 1897 mitre shell | |
Neoimbricaria patagonica Ihering 1897 snail | |
Austromitra ? patagonica ribbed mitre | |
Ficus carolina d'Orbigny 1847 fig shell | |
Cirsotrema rugulosa wentletrap | |
"Turritella" ambulacrum Sowerby 1846 turret shell | |
Crepidula gregaria slipper shell
Calyptraea americana slipper shell
"Calyptraea" pileus Lamarck 1822 slipper shell | |
Solariella dautzembergi snail | |
Calliostoma santacruzense, Calliostoma cossmani, Calliostoma peraratum, Calliostoma observationis, Calliostoma garreti, Calliostoma puntasium, Gibbula philippi
Calliostoma santacruzense top snail
Calliostoma cossmani top snail
Calliostoma peraratum top snail
Calliostoma observationis top snail
Calliostoma garreti top snail
Calliostoma puntasium top snail
Gibbula philippi top snail | |
"Leptothyra philippi" = Collonista
"Leptothyra philippi" = Collonista snail | |
Tegula abavus snail
Tegula princeps snail | |
Odostomia suturalis snail | |
Bivalvia | |
"Lamellinucula reticularis" = Nucula (Lamellinucula)
"Lamellinucula reticularis" = Nucula (Lamellinucula) nut clam | |
Neilo (Neilo) ornata Sowerby 1846 clam | |
Modiolarca prisca clam | |
Lithophaga patagonicus mussel
"Aulacomya cf. ater" = Aulacomya atra Molina 1782 mussel
Modiolus ameghinoi Ihering 1907 mussel | |
Neoinoceramus ameghinoi, "Lima (Limatula) cossmanni" = Limatula, "Lima (Limatula) pisum" = Limatula, Lima (Limaria) patagonica
Neoinoceramus ameghinoi file clam
"Lima (Limatula) cossmanni" = Limatula file clam
"Lima (Limatula) pisum" = Limatula file clam
Lima (Limaria) patagonica Wilckens 1907 file clam | |
Pododesmus paucisquamatus scallop
Parinomya juliense scallop | |
""Chlamys" jorgensis" = Chlamys (Zygochlamys) jorgensis, "Zygochlamys" geminata, Jorgechlamys juliana, Jorgechlamys centralis, "Chlamys" nicolasi, "Chlamys" puntana, "Swiftopecten iheringii" = Chlamys (Swiftopecten) iheringii, ""Chlamys" eupatagonica" = Chlamys eupatagonicus
""Chlamys" jorgensis" = Chlamys (Zygochlamys) jorgensis Ihering 1907 scallop
"Zygochlamys" geminata Sowerby 1846 scallop
Jorgechlamys juliana scallop
Jorgechlamys centralis Sowerby 1846 scallop
"Chlamys" nicolasi scallop
"Chlamys" puntana scallop
"Swiftopecten iheringii" = Chlamys (Swiftopecten) iheringii del Rio 1995 scallop
""Chlamys" eupatagonica" = Chlamys eupatagonicus Ihering 1907 scallop | |
"Perna quadrisulcata" = Isognomon quadrisulcata
"Perna quadrisulcata" = Isognomon quadrisulcata Ihering 1897 oyster | |
Pinna (Atrina) magellanica Ihering 1907 oyster | |
Cubitostrea sp. Sacco 1897 oyster | |
Arca puntaensis, "Arca patagonica" = Arca (Arca) patagonica
Arca puntaensis ark
"Arca patagonica" = Arca (Arca) patagonica Ihering 1897 ark | |
Cucullaria darwini Philippi 1887 clam | |
Cucullaea (Monteleonia) marshalli Zinsmeister 1981 clam
Cucullaea (Monteleonia) alta Sowerby 1846 clam | |
Limopsis insolita Sowerby 1846 clam | |
Panopea quemadensis, "Panopea regularis" = Panopea (Panopea) regularis
Panopea quemadensis clam
"Panopea regularis" = Panopea (Panopea) regularis Ortmann 1900 clam | |
"Solen (Eosolen) crucis" = Solena (Eosolen)
"Solen (Eosolen) crucis" = Solena (Eosolen) clam | |
Corbula juliana clam | |
Pholadidea patagonica Philippi 1887 clam | |
"Cardium" puelchun, "Cardium" pisum, ""Cardium" patagonicum" = Hedecardium (Iheringicardium) patagonicum
"Cardium" puelchun cockle
"Cardium" pisum Philippi 1887 cockle
""Cardium" patagonicum" = Hedecardium (Iheringicardium) patagonicum Ihering 1907 cockle | |
Lahillia patagonica Ihering 1907 clam | |
Mactra garreti clam | |
Pitar julianum, Eumarcia aff. arenosa, Retrotapes striatolamellata, Retrotapes scutata, Ameghinomya argentina, Ameghinomya meridionalis, ? Ameghinomya darwini, Dosinia meridionalis, "Chione" casa, "Chione" patagonica, "Chione" eupyga
Pitar julianum venus clam
Eumarcia aff. arenosa venus clam
Retrotapes striatolamellata venus clam
Retrotapes scutata venus clam
Ameghinomya argentina Ihering 1897 venus clam
Ameghinomya meridionalis Sowerby 1846 venus clam
? Ameghinomya darwini Philippi 1887 venus clam
Dosinia meridionalis venus clam
"Chione" casa Ihering 1907 venus clam
"Chione" patagonica Philippi 1887 venus clam
"Chione" eupyga Ihering 1907 venus clam | |
"Lucina" ortmanni Ihering 1899 clam | |
Pleuromeris sp., Pleuromeris sulcolunularis, "Fasciculicardia inaequalis" = Glyptoactis (Fasciculicardia)
Pleuromeris sp. Conrad 1867 clam
"Fasciculicardia inaequalis" = Glyptoactis (Fasciculicardia) clam | |
Spissatella longior clam
Crassatella kokeni clam |