Where: New South Wales, Australia (34.5° S, 150.9° E: paleocoordinates 69.8° S, 159.2° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Gerringong Formation, Wordian (266.9 - 264.3 Ma)
• Formerly Gerringong Volcanics. A sample 2 m below the top of the formation yielded a radiometric date of 263.51 Ma, within the basal Capitanian (Metcalf et al., 2015), but nearly all fossils come from the basal Westley Park Sandstone or Kiama Sandstone members. Therefore, a Wordian age is assigned.
• group of beds-level stratigraphic resolution
Environment/lithology: coastal; lithified, volcaniclastic siliciclastic sediments
Size class: macrofossils
Preservation: mold/impression
Collected by J. Dana; reposited in the USNM
Primary reference: J. D. Dana. 1849. Appendix I. Descriptions of Fossils. 1. Fossils of New South Wales. United States Exploring Expedition During the Years 1838, 1839, 1840, 1842, 1842 Under the Command of Charles Wilkes, U.S.N. Atlas: Geology 681-720 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 133337: authorized by Matthew Clapham, entered by Matthew Clapham on 09.09.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Crinoidea | |
Pentadia reniformis n. sp. Dana 1847 Sea lily
Pentadia spatangus n. sp. Dana 1847 Sea lily
Pentadia trigona n. sp. Dana 1847 Sea lily | |
Gastropoda | |
"Pleurotomaria strzeleckiana" = Mourlonopsis strzeleckiana
"Pleurotomaria strzeleckiana" = Mourlonopsis strzeleckiana Morris 1845 snail | |
"Bellerophon micromphalus" = Warthia micromphala, "Bellerophon strictus n. sp." = Warthia stricta
"Bellerophon micromphalus" = Warthia micromphala Morris 1845 snail
"Bellerophon strictus n. sp." = Warthia stricta Dana 1847 snail | |
Platyschisma rotundatum Morris 1845 snail | |
Bivalvia | |
"Maeonia gigas" = Megadesmus (Cleobis) grandis, "Maeonia axinia n. sp." = Pyramus myiformis
"Maeonia gigas" = Megadesmus (Cleobis) grandis Dana 1847 clam
"Maeonia axinia n. sp." = Pyramus myiformis Dana 1847 clam | |
""Modiolopsis" siliqua n. sp." = Cypricardia siliqua
""Modiolopsis" siliqua n. sp." = Cypricardia siliqua Dana 1847 clam | |
"Pterinea macroptera" = Merismopteria macroptera, "Modiolopsis acutifrons n. sp." = Merismopteria macroptera
"Pterinea macroptera" = Merismopteria macroptera Morris 1845 oyster
"Modiolopsis acutifrons n. sp." = Merismopteria macroptera Morris 1845 oyster | |
"Pecten leniusculus n. sp." = Etheripecten leniusculus
"Pecten leniusculus n. sp." = Etheripecten leniusculus Dana 1847 scallop | |
Modiolopsis praerupta n. sp.
Modiolopsis praerupta n. sp. Dana 1847 clam | |
Rhynchonellata | |
"Spirifera duodecimcostata" = Glendonia duodecimcostata
"Spirifera duodecimcostata" = Glendonia duodecimcostata M'Coy 1847 | |
"Spirifer phalaena" = Sulciplica phalaena
"Spirifer phalaena" = Sulciplica phalaena Dana 1849 | |
"Spirifer" sp. Sowerby 1818 | |
""Terebratula" elongata" = Dielasma elongatum
""Terebratula" elongata" = Dielasma elongatum von Schlotheim 1816 | |
? Terebratula sp. Müller 1776 | |
Stenolaemata | |
"Chaetetes gracilis" = Stenopora gracilis
"Chaetetes gracilis" = Stenopora gracilis Dana 1849 |