List of fossils in Saitama prefecture

Flowering plants (Stocks, Leaves): Alnus sp., Alder, (Leaves); Alnus japonica?, East asian alder, (Leaves); subfamily Bambusoideae, Bamboo, (Leaves); Betula sp., Birch, (Leaves); Carpinus sp., Hornbeam, (Leaves); Fagus sp., Beech, (Leaves); Liquidambar sp., Sweetgum, (Leaves); Phragmites sp., (Leaves); Pterocarya sp., Wing nut, (Leaves); Salix sp., Willow, (Leaves); Styphnolobium sp., (Leaves); Zelkova sp., (Leaves)

Conifers: Metasequoia occidentalis, (Leaves, Cones)

Corals

Sponges: Sagarites chitanii => Makiyama chitanii

Foraminifera: Lepidocyclina sp.; Miogypsina sp.; Pyrgo sp.; Robulus sp. => Lenticulina sp.

Brown algae: Cystophyllum caespitosum => Myagropsis myagroides

Red algae: Archaeolithothamnium sp.; Lithothamnium sp. => Lithophyllum sp.; Mesophyllum sp.

Diatoms

Trace fossils: Boring shells; Rosselia isp. (Burrows of family Terebellidae); Schaubcylindrichnus isp. (Burrows of family Maldanidae?)

Pliocene-Pleistocene

Stegodon aurorae, (Entire structure, Footprints)

Insects (Wings): subfamily Donaciinae, Aquatic leaf beetle

Bivalvia: Anadara (Tegillarca) granosa bisenensis => Tegillarca granosa, Blood cockle; Anadara (Scapharca) broughtonii =>Anadara broughtonii, Bloody clam; Cyclina orientalis; Felaniella usta; Lucinoma annulata, Western ridged lucina; Macoma nipponica; Crassostrea gigas => Magallana gigas, Pacific oyster

Gastropoda: Batillaria zonalis?; Pleurotoma sp. => Turris sp.

Flowering plants: Alnus japonica, East asian alder, (Leaves, Pollen); Fagara ailanthoides, Japanese prickly-ash; Fagus sp., Beech, (Pollen); Juglans cinerea var. megacinerea; Magnolia kobus, Kobushi magnolia; Pterocarya paliurus => Cyclocarya paliurus, Wheel wingnut; Quercus acuta, Japanese evergreen oak, ?, (Pollen); Rosa sp., Rose, (Thorns); Styrax japonicus, Japanese snowbell

Conifers: Metasequoia disticha, (Stocks, Cones, Pollen); Picea koribai; subfamily Taxodiaceae, (Pollen)

Diatoms: Cocconeis sp.; Cymbella sp.; Diploneis sp.; Navicula sp.; Pinnularia sp.

Trace fossils: Burrows

Pleistocene (2.58- 0.01Ma)

Insects: subfamily Donaciinae, Aquatic leaf beetle

Bivalvia: Cyclina sp.; Dosinia sp.; Glycymeris sp., Bittersweet clam; Glycymeris yessoensis; Leukoma sp.; Magallana gigas, Pacific oyster; Mizuhopecten sp.; Mya sp.; Pecten sp.; Saxidomus sp., Washington clam

Gastropoda: Cancellaria sp.; Nassarius praematuratus; Rapana venosa, Veined rapa whelk; Tonna sp.

Flowering plants: Castanea sp., Chestnut, (Pollen); Prunus sp., (Pollen); Fagus sp., Beech, (Pollen); Magnolia kobus, Kobushi magnolia, (Nuts); Plantago sp., Plantain, (Pollen); Pterocarya sp., Wing nut, (Nuts); Salix sp., (Pollen)

Conifers: Cryptomeria sp., (Pollen); Metasequoia sp., (Cones); Picea sp., Spruce, (Pollen); Picea koribai, (Cones); Picea maximowiczii, Japanese bush spruce, (Pollen); Pinus sp., Pine, (Pollen); Tsuga sp., (Pollen)

Ferns, (Spores)

Trace fossils: Pipe rocks

Holocene (0.01-0 Ma)

Mammals: Neophocaena sp., Finless porpoise

Bivalvia: Anadara sp.; Anadara broughtonii, Bloody clam; Anomia sp., Jingle shell; Atactodea sp.; Barnea sp.; Corbula venusta; Cycladicama sp.; Cyclina sp.; Cyclocardia sp.; Dosinia sp.; Glycymeris sp., Bittersweet clam; Macoma incongrua; Mactra nipponica; Mactra quadrangularis; Magallana gigas, Pacific oyster; Mercenaria sp.; Meretrix sp.; Meropesta sp.; Mya sp.; Pecten sp.; Penitella sp.; Ruditapes sp.; Saxidomus sp., Washington clam; Semelangulus sp.; Solen sp.; Hiatula sp.; Tegillarca sp.

Gastropoda: Batillaria sp.; Batillaria zonalis; Cerithideopsilla sp. => Pirenella sp.; family Epitoniidae, Wentletrap; Glossaulax sp.; Mitrella sp.; Mitrella martensi; Reticunassa sp.; Reticunassa festiva; Pirenella alata; Pseudoliotia sp.; Rapana venosa

Foraminifera

Trace fossils: Pipe rocks

Flowering plants: Phragmites sp.; Alnus sp., Alder, (Pollen); Zizania sp., Manchurian wild rice

Conifers

Diatoms: Marine diatoms; Brackish water diatoms; Freshwater diatoms

Investigation in progress

Mammals: Desmostylus sp., (Miocene?)

Bivalvia: Acila musashiensis, (Miocene?); Acila submirabillis, (Miocene?); Aequipecten hataii, (Miocene?); Anadara chichibuensis, (Miocene?); Chione (Gnidiella) richthofeni => Chionopsis richthofeni, (Miocene?); Chione (Gnidiella) trigona => Chionopsis trigona, (Miocene?); Chlamys akahirensis, (Miocene?); Chlamys nisataiensis, (Miocene?); Clinocardium decoratum => Clinocardium nuttallii, Nuttall's cockle, (Miocene?); Conchocele compacta subsp. minor, (Miocene?); Conchocele disjuncta => Conchocele bisecta, Giant cleftclam, (Miocene?); Crassatellites (s.s.) pauxillus => Crassatella pauxilla, (Miocene?); Cultellus otukai, (Miocene?); Cultellus rectangulus => Cultellus izumoensis, (Miocene?); Cuspidaria araii, (Miocene?); Dosinia chikuzenensis => Dosinia nomurai, (Miocene?); Dosinia fujimotoi, (Miocene?); Dosinia ovata, (Miocene?); Dosinia shibaharensis, (Miocene?); Glycymeris cisshuensis, (Miocene?); Glycymeris miyagiensis, (Miocene?); Laevicardium sp., (Miocene?); Laevicardium yoshidense, (Miocene?); Lima zushiensis, (Miocene?); Lucinoma acutilineata, (Miocene?); Lucinoma columbiana, (Miocene?); Lucinoma hannibali, (Miocene?); Lucinoma katayosensis, (Miocene?); Lucinoma tomitensis, (Miocene?); Lutraria nenokamiensis, (Miocene?); Macoma arctata, (Miocene?); Macoma asagaiensis, (Miocene?); Macoma optiva, (Miocene?); Macoma orbiculata => Macoma golikovi, (Miocene?); Macoma sejugata, (Miocene?); Macoma snohomishensis, (Miocene?); Macoma sokensis, (Miocene?); Mya (Arenomya) grewingki => Mya grewingki, (Miocene?); Mya (Arenomya) grewingki var. elongata => Mya grewngki var. elongata, (Miocene?); Nemocardium sp., (Miocene?); Ostrea sp., (Miocene?); Panomya elongatata => Panomya simotomensis, (Miocene?); Panopea japonica, Japanese geoduck, (Miocene?); Patinopecten shibaharensis, (Miocene?); Pecten (Notovola) sp. => Pecten sp., (Miocene?); Portlandia (Megayoldia) thraciaeformis => Megayoldia thraciaeformis, (Miocene?); Portlandia (Portlandella) watasei, (Miocene?); Portlandia (Portlandella) cf. chehalisensis => Portlandia cf. chehalisensis, (Miocene?); Securella carmanahensis, (Miocene?); Securella cryptolineata, (Miocene?); Securella postostriata, (Miocene?); Solemya (Acharax) dalli => Acharas dalli, (Miocene?); Solen saitamensis, (Miocene?); Spisula yokoyamai, (Miocene?); Tapes (Siratoria) microsiratori => Siratoria siratoriensis, (Miocene?); Tellina vancouverensis, (Miocene?); Thracia sp., (Miocene?); Thracia chigayensis, (Miocene?); Vasticardium kantoense, (Miocene?); Venericardia (Cyclocardia) tokunagai => Cyclocardia tokunagai, (Miocene?); Yoldia laudabilis, (Miocene?); Yoldia rhombica => Saccella rhombica, (Miocene?)

Scaphopoda: Dentalium (Fissidentalium) watanabei => Dentalium watanabei, (Miocene?)

Gastropoda: Ampullina cf. asagaiensis => Neverita cf. asagaiensis, (Miocene?); Ancistrolepis striatus, (Miocene?); Astraea hayakawai, (Miocene?); Basilissa (Orectspira) nenokamiensis => Orectspira nenokamiensis, (Miocene?); Calliostoma (Calotropis) hataii => Calliostoma hataii, (Miocene?); Cerithium eminulum, (Miocene?); Conus yoshidensis, (Miocene?); Cylichna kantoensis, (Miocene?); Cypraea sp., Cowry, (Miocene?); Fulgoraria (Psephaea) fujimotoi => Fulgoraria fujimotoi, (Miocene?); Fulgoraria (Psephaea) striata => Fulgoraria striata, (Miocene?); Galeodea cf. apta, (Miocene?); Galeodea trituberculoides, (Miocene?); Haliotis cf. japonica => Haliotis cf. tuberculata subsp. tuberculata, (Miocene?); Molopopholus nipponicus, (Miocene?); Pachycrommium japonicum, (Miocene?); Phalium sp., Bonnet shell, (Miocene?); Plicifusus agumensis, (Miocene?); Siphonalia modificata, (Miocene?); Tectonatica sp., (Miocene?); Tectus yamadensis, (Miocene?); Tegula (Chlorostoma) hiranitensis => Tegula hiranitensis, (Miocene?); Tegula (Chlorostoma) microstriata => Tegula microstriata, (Miocene?); Terebra (Strioterebrum) sp. => Strioterebrum sp., (Miocene?); Trochus (Infundibulum) goisiensis => Trochus goisiensis, (Miocene?); Turbo (Marmorostoma) tochiyensis => Turbo tochiyensis, (Miocene?); Turritella (Hataiella) elegantula => Turritella chichibuensis elegantula, (Miocene?); Turritella chichibuensis, (Miocene?)

Echinuses: Echinarachnius (Kewia) minuta => Kewia minuta, (Miocene?)

Foraminifera: Nephrolepidina japonica