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-
nitrogen (1)
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noble gases
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radon
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Rn-222 (1)
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-
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oxygen
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O-18/O-16 (40)
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selenium (1)
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short-lived isotopes (1)
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sulfur
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S-34/S-32 (9)
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-
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fossils
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bacteria (1)
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borings (4)
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burrows (1)
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Chordata
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Vertebrata
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Agnatha (1)
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Pisces
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Chondrichthyes
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Osteichthyes
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Actinopterygii
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Teleostei (2)
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Sarcopterygii (1)
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Placodermi (1)
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Tetrapoda
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Amniota (1)
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Amphibia
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Labyrinthodontia
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Temnospondyli (2)
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-
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Aves (2)
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Mammalia
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Theria
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Eutheria
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Cetacea
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Archaeoceti (1)
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Primates
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Hominidae (2)
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Proboscidea
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Elephantoidea
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Elephantidae
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Elephas (1)
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Mammuthus (2)
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-
-
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Rodentia (1)
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-
-
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Reptilia
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Anapsida
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Cotylosauria
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Captorhinomorpha
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-
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Testudines
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Testudinidae (1)
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-
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Diapsida
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Archosauria
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Crocodilia
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Eusuchia
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Crocodylidae (1)
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-
-
dinosaurs
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Ornithischia
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Ornithopoda (1)
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-
Saurischia
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Sauropodomorpha
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Sauropoda (2)
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-
Theropoda
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Carnosauria
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Allosaurus (1)
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Coelurosauria
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Tyrannosauridae
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Tyrannosaurus
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Tyrannosaurus rex (1)
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-
-
-
-
-
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Pterosauria (1)
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-
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Synapsida (1)
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-
-
-
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coprolites (2)
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cyanobacteria
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Renalcis (1)
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Cyclostomata (1)
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eukaryotes (1)
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fossil man (3)
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Graptolithina (7)
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ichnofossils
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Planolites (1)
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Trypanites (1)
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Invertebrata
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Arthropoda
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Chelicerata
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Arachnida (3)
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Merostomata
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Eurypterida (4)
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Xiphosura (1)
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-
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Mandibulata
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Crustacea
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Branchiopoda (1)
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Malacostraca (4)
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Ostracoda
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Podocopida
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Bairdiomorpha
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Bairdiacea
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Bairdiidae
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Bairdia (1)
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-
-
-
-
-
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Insecta
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Pterygota
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Neoptera
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Endopterygota
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Diptera (2)
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Hymenoptera (2)
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Trichoptera (1)
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Exopterygota
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Hemiptera (1)
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-
-
-
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Myriapoda (1)
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Trilobitomorpha
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Trilobita
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Agnostida (2)
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Odontopleurida (2)
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Phacopida (1)
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Ptychopariida
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Olenidae (1)
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Proetidae (1)
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-
-
-
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Brachiopoda
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Articulata
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Orthida (1)
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Productida (4)
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Rhynchonellida (4)
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Spiriferida
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Atrypidae (3)
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Spiriferidina
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Spiriferidae (2)
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-
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Strophomenida (2)
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Inarticulata (1)
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Bryozoa
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Cnidaria
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Anthozoa
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Zoantharia
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Rugosa (5)
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Scleractinia
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Acropora
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Acropora palmata (1)
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Montastrea
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Montastrea annularis (3)
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Porites (1)
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Tabulata (1)
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-
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Scyphozoa
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Conulariida (3)
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-
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Echinodermata
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Asterozoa
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Stelleroidea
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Asteroidea (2)
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Ophiuroidea (1)
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-
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Crinozoa
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Blastoidea (5)
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Crinoidea
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Inadunata (3)
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Cystoidea (2)
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Eocrinoidea (2)
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Paracrinoidea (3)
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Echinozoa
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Echinoidea (1)
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Edrioasteroidea (5)
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Homalozoa
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Stylophora (1)
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-
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Mollusca
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Bivalvia
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Palaeoheterodonta
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Unionidae (1)
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-
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Cephalopoda
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Ammonoidea
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Ammonites (2)
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Baculites (1)
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Goniatitida (7)
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Scaphites (2)
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Coleoidea (3)
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Nautiloidea (6)
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Gastropoda
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Archaeogastropoda (1)
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Hyolithes (2)
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Polyplacophora (1)
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Tentaculitida (1)
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Porifera
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Demospongea
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Chaetetida
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Chaetetidae (1)
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-
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Stromatoporoidea (7)
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-
Protista
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Foraminifera
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Fusulinina
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Fusulinidae
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Triticites (1)
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-
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Rotaliina
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Lagenidae (2)
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Nodosariacea
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Nodosariidae (1)
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-
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Textulariina (1)
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Radiolaria (3)
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Vermes
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Annelida (1)
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scolecodonts (3)
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-
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Metazoa (1)
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microfossils
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Chitinozoa (3)
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Conodonta
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Hindeodus (2)
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Icriodus (2)
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Idiognathodus (2)
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Neognathodus (1)
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Ozarkodina (1)
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Palmatolepis (5)
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Polygnathus (3)
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Streptognathodus (1)
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-
Fusulinina
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Fusulinidae
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Triticites (1)
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-
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problematic microfossils (2)
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scolecodonts (3)
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-
palynomorphs
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acritarchs (8)
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Chitinozoa (3)
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Dinoflagellata (3)
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megaspores (2)
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miospores
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pollen (14)
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-
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Plantae
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algae
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Chlorophyta
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Chlorophyceae
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Dasycladaceae (1)
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-
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diatoms (1)
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nannofossils (1)
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Rhodophyta (2)
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Bryophyta (1)
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Pteridophyta
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Filicopsida (1)
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Lycopsida (1)
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Sphenopsida
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Equisetales (1)
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-
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Spermatophyta
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Angiospermae
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Dicotyledoneae (1)
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Gymnospermae
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Bennettitales (1)
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Coniferales
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Picea (1)
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Pinaceae
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Larix (1)
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Taxodiaceae
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Sequoia (1)
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-
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Cordaitales
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Cordaites (1)
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Cycadales (1)
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Dadoxylon (1)
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Ginkgoales (2)
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Glossopteridales
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Glossopteris (1)
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Pteridospermae (1)
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-
-
-
problematic fossils
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problematic microfossils (2)
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-
Pterobranchia (4)
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thallophytes (4)
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tracks (4)
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-
geochronology methods
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(U-Th)/He (4)
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Ar/Ar (19)
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fission-track dating (4)
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K/Ar (4)
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Lu/Hf (15)
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Nd/Nd (2)
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optically stimulated luminescence (4)
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paleomagnetism (16)
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Pb/Pb (1)
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Re/Os (1)
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Sm/Nd (5)
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Sr/Sr (1)
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tephrochronology (4)
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Th/U (6)
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thermochronology (4)
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thermoluminescence (2)
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tree rings (1)
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U/Pb (89)
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U/Th/Pb (4)
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uranium disequilibrium (2)
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geologic age
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Anthropocene (1)
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Cenozoic
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Blancan (1)
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Koobi Fora Formation (2)
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lower Cenozoic (1)
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middle Cenozoic (1)
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Omo Group (2)
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Quaternary
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Holocene
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lower Holocene (3)
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middle Holocene (1)
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upper Holocene (5)
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Pleistocene
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Illinoian (2)
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Kansan (1)
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Lake Lahontan (1)
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Loveland Loess (1)
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Matuyama Chron (1)
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middle Pleistocene (1)
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Peoria Loess (4)
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upper Pleistocene
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Sangamonian (1)
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Weichselian
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upper Weichselian
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Younger Dryas (1)
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-
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Wisconsinan
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Lavery Till (1)
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upper Wisconsinan (5)
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-
-
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upper Quaternary
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Brunhes Chron (1)
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-
-
Shungura Formation (2)
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Tertiary
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Arikaree Group (1)
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Catahoula Formation (1)
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Florissant Lake Beds (1)
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middle Tertiary (1)
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Muddy Creek Formation (1)
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Neogene
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Miocene
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lower Miocene (2)
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middle Miocene
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Langhian (1)
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-
upper Miocene
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Punchbowl Formation (1)
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Tortonian (2)
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-
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Pliocene
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Hadar Formation (1)
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lower Pliocene (1)
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upper Pliocene (5)
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-
upper Neogene (2)
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-
Paleogene
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Claron Formation (1)
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Eocene
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Avon Park Formation (1)
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Jacksonian (1)
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lower Eocene
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Aquia Formation (1)
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middle Eocene
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-
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