Where: Tonga (21.4° S, 174.9° W: paleocoordinates 31.1° S, 175.8° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Priabonian (38.0 - 33.9 Ma)
• No lithostratigraphic nomenclature for unit mentioned in 1970 or in later publications on Western Pacific Island Cenozoic strata (i.e. Ladd (1972, 1982). The collection is derived from a soft fossiliferous layer [unknown thickness] between two harder limestones. The exact extent of the richly fossiliferous bed is not known but is probably limited both horizontally and vertically. Eua is the oldest island in the Tonga island group that has a plutonic core and a series of volcanic rocks and sediments that are partly blanketed by thick limestones of late Eocene age. Younger volcanic rocks and sediments of late Tertiary age are also present.
• bed-level stratigraphic resolution
Environment/lithology: offshore shelf; poorly lithified, tuffaceous limestone
Size class: macrofossils
Preservation: mold/impression
Reposited in the USNM
Collection methods: bulk, chemical,
• Derived from one 40-pound sample collected by Kondo [recent land snail taxonomist under orders to find locality and collect material] in 1967
Primary reference: R. Todd. 1970. Smaller Foraminifera of Late Eocene Age From Eua, Tonga. Geological Survey Professional Paper 640(A):1-23 [A. Behrensmeyer/A. Behrensmeyer/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 43006: authorized by Austin Hendy, entered by Austin Hendy on 08.08.2004, edited by Mark Uhen and Matthew Clapham
Creative Commons license: CC BY (attribution)
Taxonomic list
Echinoidea | |
Echinoidea indet. Leske 1778 sea urchin | |
unclassified | |
Crinoidea | |
Crinoidea indet. Miller 1821 Sea lily | |
Actinopteri | |
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Chondrichthyes | |
Carcharhinidae indet. Jordan and Evermann 1896 requiem shark | |
Lamnidae indet. Müller and Henle 1838 mackerel shark | |
Carchariidae indet. Muller and Henle mackerel shark | |
Rhynchonellata | |
Terebratulida indet.2 Waagen 1883 | |
Argyrotheca anomala2 Cooper 1979 | |
? Terebratulina sp.2 d'Orbigny 1847 | |
Aenigmathyris stearnsi n. sp.2
Aenigmathyris stearnsi n. sp.2 Cooper 1971 | |
Gastropoda | |
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Bivalvia | |
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"Corbula (? Cuneocorbula) sp." = Cuneocorbula4
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Ostracoda | |
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Bradleya tongaensis n. sp.3
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Malacostraca | |
Xanthidae indet. MacLeay 1838 stone crab | |
Paguridae indet. Latreille 1802 hermit crab | |
Porcellanidae indet. Haworth 1825 decapod | |
Callianassidae indet. Dana 1852 decapod | |
Helicosphaera | |
Coccolithophyceae | |
"Coccolithus bisectus" = Coccolithus, "Coccolithus eopelagicus" = Coccolithus, "Coccolithus scissurus" = Coccolithus, "Cyclococcolithus lusitanicus" = Coccolithus, "Cyclococcolithus neogrammation" = Coccolithus, Zygrhablithus bijugatus, Micrantholithus sp., Braarudosphaera bigelow, Braarudosphaera discula, Discoaster tani, Discoaster deftandrei
"Coccolithus bisectus" = Coccolithus
"Coccolithus eopelagicus" = Coccolithus
"Coccolithus scissurus" = Coccolithus
"Cyclococcolithus lusitanicus" = Coccolithus
"Cyclococcolithus neogrammation" = Coccolithus
Zygrhablithus bijugatus Deflandre and Fert 1954
Micrantholithus sp. Deflandre 1954 | |
Sphenolithus moriformis Bronnimann and Stradner 1960 | |
Foraminifera | |
Globothalamea | |
Cibicides grumus n. sp. Todd 1970 | |
Nonion maoricum Stache 1864 | |
Heronallenia sp. Chapman and Parr 1931 | |
Nodosariata | |
Dentalina nummulina, Dentalina consobrina, Dentalina cooperensis, Chrysalogonium lanceolum, Pseudonodosaria irregularis n. sp.
Dentalina consobrina d'Orbigny 1846
Dentalina cooperensis Cushman 1935
Pseudonodosaria irregularis n. sp. Todd 1970 | |
Polymorphina tongaensis n. sp. Todd 1970
? Sigmomorphina sp. Cushman and Ozawa 1928 | |
Lenticulina dumblei, Lenticulina aff. nuttalli, Lenticulina texana, Lenticulina tomikii n. sp., Lenticulina inornata, Lenticulina mosesei n. sp.
Lenticulina tomikii n. sp. Todd 1970
Lenticulina inornata d'Orbigny 1846
Lenticulina mosesei n. sp. Todd 1970 | |
Foraminifera | |
Camerina pengaronensis1 Verbeek 1871
Pellatispira madaraszi1 Hantken 1876 | |
Maslinella carolinensis, ? Rectobulimina sp., "Marginulina aff. nuttalli" = Cristellaria (Marginulina), Marginulina subbullata, Patellina gigantea n. sp.
"Marginulina aff. nuttalli" = Cristellaria (Marginulina)
Marginulina subbullata Hantken 1875
Patellina gigantea n. sp. Todd 1970 | |
Asterocyclina penuria1, Asterocyclina matanzensis1, Asterocyclina praecipua1, Discocyclina (Discocyclina) sp.1
Asterocyclina penuria1 Cole 1957
Asterocyclina matanzensis1 Cole 1957
Asterocyclina praecipua1 Cole 1959
Discocyclina (Discocyclina) sp.1 Gümbel 1870 | |
Spiroclypeus vermicularis1 Tan 1937
"Camerina pacifica" = Operculina pacifica1 Whipple 1932
Heterostegina saipanensis1 Cole 1953 | |
Nuttallides rudis n. sp.
Nuttallides rudis n. sp. Todd 1970 | |
Amphistegina euaensis n. sp.
Amphistegina euaensis n. sp. Todd 1970 | |
Cassidulina mene n. sp.
Cassidulina mene n. sp. Todd 1970 | |
"Planorbulinella larvata" = Planorbulina larvata
"Planorbulinella larvata" = Planorbulina larvata Parker and Jones 1865 | |
"Globigerina ampliapertura" = Turborotalia ampliapertura
"Globigerina ampliapertura" = Turborotalia ampliapertura Bolli 1957 | |
Tubothalamea | |
Foraminifera | |
"Globigerina hexagona" = Globorotaloides hexagonus, Globigerina eocenica, Globigerina gortanii, Globigerina officinalis, "Globigerina conglomerata" = Globoquadrina conglomerata
"Globigerina hexagona" = Globorotaloides hexagonus Natland 1938
"Globigerina conglomerata" = Globoquadrina conglomerata Schwager 1866 | |
Pullenia eocenica Cushman and Siegfus 1939 | |
Fissurina sp. Reuss 1850
Bulimina sp. d'Orbigny 1826 | |
Dinophyceae | |
Thoracosphaera sp. Kamptner 1927 |