# GPD ASCII Format # 12 Mar 04 # Raw Counts - All Pollen Types # # *********************************************************************** # ** When using these data please acknowledge the contributors and the ** # ** Pollen Database for Siberia and the Russian Far East. ** # *********************************************************************** # # Site name: Ledovyi Obryv Exposure, Northern Section # Place: RUS:Chukotskiy Avtonomnyy Okrug # Latitude: 64.06.00N ( 64.1 ) # Longitude: 171.11.00E ( 171.183333) # Elevation(m): 57 # Sigle: MAIN # Entity name: # Contact person: Lozhkin, A.V. # Entity notes: exposure is 32 m thick # # Radiocarbon dates: # Depth Thk Age SDup SDlo Lab no. Basis Material # 75.0 50 2300 100 100 MAG-816 L wood fragments and pea # 225.0 50 19500 500 500 MAG-815 L plant macrofossils # 645.0 70 22300 200 200 MAG-814 L plant macrofossils # 925.0 50 23500 500 500 MAG-813 L plant macrofossils # 1225.0 50 27500 500 500 MAG-811 L plant macrofossils # 1615.0 70 27000 1000 1000 MAG-810 L shrub fragments # 1850.0 60 31400 500 500 MAG-805 L shrub fragments # 2075.0 50 35000 1000 1000 MAG-804 L shrub fragments # 2175.0 50 34500 500 500 MAG-803 L shrub fragments # 2475.0 50 38000 1000 1000 MAG-802 L shrub fragments # 2675.0 50 42000 1300 1300 MAG-801 L shrub fragments # Dating notes: date thought not to be reliable # # Chron name: GPD 1 # Age model: linear interpolation # Age bounds: 19560 - 42500 # Chron notes: Chron does not use top date and two reversed dates. # # Age basis: # Depth Thk Age AgeUp AgeLo RCode # 225.0 50 19500 20000 19000 C14 # 645.0 70 22300 22500 22100 C14 # 925.0 50 23500 24000 23000 C14 # 1225.0 50 27500 28000 27000 C14 # 1850.0 60 31400 31900 30900 C14 # 2175.0 50 34500 35000 34000 C14 # 2475.0 50 38000 39000 37000 C14 # 2675.0 50 42000 43300 40700 C14 # # Publications: Kotov, A.N., and V.K. Ryabchun. 1986. Cryogenic complex of # late Pleistocene deposits of the Main River Valley. In A.V. # Lozhkin, editor. Volume 2. Ust'-Algan mammoth exposures. # Preprint. North East Interdisciplinary Research Institute, # Far East Branch, USSR Academy of Sciences, Magadan. In # Russian. # # Kotov, A.N., A.V. Lozhkin, and V.K. Ryabchun. 1989. Glacial # facies and conditions of sediment forms for upper Quaternary # sediments of the Main River valley, Chukotka. Pages 117-131 # in V.F. Ivanov and B.F. Palymskii, editors. Form relief and # sediment correlation and precious metals of north east USSR. # North East Interdisciplinary Research Institute, Far East # Branch, USSR Academy of Sciences, Magadan. In Russian. # # Lozhkin, A.V., A.N. Kotov, and V.K. Ryabchun. 2000. # Palynological and radiocarbon data of the Ledovyi Obryv # exposure (the south east of Chukotka). Pages 118-131 in K.V. # Simakov, editor. The Quaternary Period of Beringia. North # East Interdisciplinary Research Institute, Far East Branch, # Russian Academy of Sciences, Magadan. In Russian. # # Kind, N.V. 1974. Geochronology of the late Anthropogene by # isotopic data. Nauka, Moscow. In Russian. # # Anderson, P.M., and A.V. Lozhkin, editors. 2002. Late # Quaternary Vegetation and Climate of Siberia and the Russian # Far East (Palynological and Radiocarbon Database). North # East Science Center, Far East Branch, Russian Academy of # Sciences, Magadan, Russia. # 75 21 1 Abi A Abies 2 Aln A Alnus 3 Bet A Betula 4 Capae A Caprifoliaceae 5 Erles A Ericales 6 Lar A Larix 7 Pic A Picea 8 Pin.St A Pinus subg. Strobus 9 Pin.ud A Pinus undiff. 10 Pop A Populus 11 Rib A Ribes 12 Slx A Salix 13 Tsu.ca A Tsuga canadensis 14 Apiae B Apiaceae 15 Arm B Armeria 16 Art B Artemisia 17 Astae.Cu B Asteraceae subf. Cichorioideae undiff. 18 Astae.ud B Asteraceae undiff. 19 Braae B Brassicaceae 20 Cryae.ud B Caryophyllaceae undiff. 21 Cheae B Chenopodiaceae 22 Cly.ac B Claytonia acutifolia 23 Cly.ar B Claytonia arctica 24 Cypae B Cyperaceae 25 Dry B Dryas 26 Fabae B Fabaceae 27 Gen B Gentiana 28 Gon B Goniolimon 29 Iriae B Iridaceae 30 Lamae B Lamiaceae 31 Llo B Lloydia 32 Ongae B Onagraceae 33 Pat B Patrinia 34 Poaae B Poaceae 35 Pomae.ud B Polemoniaceae undiff. 36 Pom.ac B Polemonium acutiflorum 37 Pom.bo B Polemonium boreale 38 Polae.ud B Polygonaceae undiff. 39 Pol.bs B Polygonum bistorta 40 Pol.el B Polygonum ellipticum 41 Pol.lx B Polygonum laxmannii 42 Pol.vi B Polygonum viviparum 43 Ptl B Potentilla 44 Pul B Pulsatilla 45 Ranae.ud B Ranunculaceae undiff. 46 Rosae.ud B Rosaceae undiff. 47 Rum/Ox.d B Rumex/Oxyria digyna 48 San B Sanguisorba 49 Sau B Saussurea 50 Saxae B Saxifragaceae 51 Sil B Silene 52 Tar B Taraxacum 53 Tha B Thalictrum 54 Val.ca B Valeriana capitata 55 Val.of B Valeriana officinalis 56 Val.ud B Valeriana undiff. 57 Zig B Zigadenus 58 Asp F Asplenium 59 Dph.al F Diphasiastrum alpinum 60 Equ F Equisetum 61 Hup.sa-t F Huperzia selago subsp. arctica-type 62 Lycae.ud F Lycopodiaceae undiff. 63 Lyc.cl F Lycopodium clavatum 64 Plpae F Polypodiaceae 65 Sel.ru F Selaginella rupestris 66 Sel.sa F Selaginella sanguinolenta 67 Br:Bes.u M Bryales undiff. 68 Br:Hae.u M Hepaticae undiff. 69 Br:Mee M Meesia 70 Br:Ric M Riccia 71 Br:Spg M Sphagnum 72 Aliae.ud Q Alismataceae undiff. 73 Nup Q Nuphar 74 Sag Q Sagittaria 75 Typ.or Q Typha orientalis 50, , 18333 0.0 0.0 2.0 0.0 0.0 0.0 0.0 3.0 3.0 0.0 0.0 22.0 0.0 0.0 0.0 16.0 4.0 2.0 2.0 12.0 0.0 0.0 0.0 84.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 39.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 8.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 3.0 0.0 0.0 0.0 4.0 33.0 0.0 30.0 6.0 0.0 14.0 0.0 0.0 0.0 0.0 0.0 150, , 19000 0.0 2.0 6.0 0.0 0.0 0.0 0.0 0.0 2.0 1.0 0.0 4.0 0.0 0.0 0.0 76.0 3.0 2.0 0.0 4.0 0.0 0.0 0.0 45.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 15.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 5.0 0.0 0.0 0.0 5.0 29.0 0.0 57.0 18.0 18.0 11.0 2.0 0.0 0.0 0.0 0.0 235, , 19567 0.0 1.0 4.0 0.0 1.0 0.0 2.0 1.0 0.0 0.0 0.0 2.0 0.0 2.0 0.0 18.0 2.0 2.0 2.0 8.0 0.0 0.0 0.0 181.0 0.0 0.0 6.0 0.0 1.0 0.0 0.0 0.0 1.0 36.0 1.0 0.0 0.0 0.0 0.0 2.0 1.0 2.0 0.0 0.0 2.0 1.0 0.0 10.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 7.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 4.0 5.0 0.0 120.0 2.0 1.0 2.0 0.0 1.0 0.0 0.0 0.0 345, , 20300 0.0 3.0 3.0 0.0 1.0 0.0 1.0 3.0 0.0 0.0 0.0 5.0 0.0 1.0 0.0 53.0 1.0 4.0 1.0 12.0 0.0 1.0 0.0 56.0 1.0 0.0 2.0 0.0 0.0 1.0 0.0 0.0 0.0 53.0 0.0 0.0 0.0 0.0 0.0 3.0 2.0 3.0 0.0 1.0 3.0 8.0 0.0 7.0 1.0 2.0 0.0 2.0 3.0 3.0 1.0 1.0 1.0 0.0 0.0 0.0 1.0 0.0 0.0 3.0 26.0 0.0 181.0 3.0 0.0 3.0 2.0 0.0 0.0 0.0 0.0 355, , 20367 0.0 0.0 4.0 1.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 26.0 3.0 2.0 2.0 15.0 0.0 0.0 0.0 104.0 0.0 0.0 5.0 0.0 0.0 0.0 0.0 0.0 0.0 127.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.0 0.0 32.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 15.0 0.0 59.0 3.0 0.0 4.0 3.0 0.0 0.0 0.0 0.0 460, , 21067 0.0 0.0 6.0 0.0 0.0 1.0 0.0 4.0 2.0 0.0 0.0 1.0 0.0 0.0 0.0 12.0 0.0 1.0 0.0 20.0 0.0 0.0 0.0 53.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22.0 0.0 0.0 0.0 1.0 1.0 1.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 40.0 0.0 0.0 0.0 2.0 0.0 3.0 3.0 3.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 2.0 1.0 0.0 66.0 2.0 4.0 2.0 1.0 0.0 0.0 0.0 0.0 515, , 21433 0.0 3.0 5.0 0.0 2.0 0.0 0.0 4.0 0.0 0.0 0.0 5.0 0.0 2.0 0.0 15.0 2.0 2.0 4.0 5.0 0.0 1.0 0.0 77.0 0.0 1.0 1.0 0.0 0.0 0.0 0.0 1.0 0.0 94.0 2.0 0.0 0.0 1.0 0.0 0.0 0.0 1.0 0.0 0.0 2.0 2.0 1.0 2.0 0.0 1.0 0.0 0.0 2.0 0.0 0.0 1.0 0.0 0.0 0.0 3.0 0.0 1.0 1.0 3.0 9.0 1.0 184.0 3.0 4.0 2.0 2.0 0.0 1.0 2.0 0.0 670, , 22407 0.0 0.0 1.0 0.0 2.0 0.0 0.0 3.0 0.0 0.0 0.0 1.0 0.0 1.0 0.0 4.0 0.0 0.0 2.0 3.0 0.0 1.0 0.0 6.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 4.0 0.0 6.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 790, , 22921 0.0 2.0 9.0 0.0 0.0 0.0 1.0 2.0 0.0 0.0 0.0 1.0 1.0 0.0 0.0 46.0 1.0 3.0 6.0 30.0 0.0 1.0 0.0 17.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 24.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 2.0 6.0 0.0 42.0 1.0 0.0 0.0 1.0 11.0 4.0 1.0 0.0 0.0 0.0 0.0 7.0 0.0 0.0 0.0 2.0 17.0 0.0 153.0 5.0 0.0 4.0 5.0 0.0 0.0 0.0 0.0 950, , 23833 0.0 1.0 5.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 13.0 0.0 0.0 0.0 12.0 0.0 1.0 1.0 4.0 0.0 0.0 0.0 37.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 41.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 14.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 8.0 0.0 19.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 1110, , 25967 2.0 4.0 2.0 0.0 3.0 0.0 1.0 12.0 2.0 0.0 0.0 12.0 0.0 0.0 0.0 10.0 2.0 5.0 3.0 5.0 0.0 0.0 0.0 88.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 35.0 1.0 1.0 1.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 3.0 0.0 2.0 0.0 0.0 0.0 0.0 8.0 0.0 0.0 0.0 8.0 41.0 0.0 52.0 0.0 2.0 12.0 4.0 0.0 0.0 0.0 0.0 1260, , 27718 0.0 6.0 10.0 0.0 2.0 0.0 0.0 3.0 0.0 0.0 0.0 5.0 0.0 0.0 0.0 8.0 2.0 6.0 0.0 6.0 0.0 1.0 0.0 79.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 96.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 3.0 0.0 0.0 0.0 0.0 2.0 0.0 2.0 1.0 0.0 0.0 1.0 31.0 0.0 69.0 7.0 2.0 5.0 1.0 0.0 0.0 0.0 0.0 1435, , 28810 0.0 2.0 5.0 0.0 1.0 0.0 0.0 2.0 0.0 0.0 0.0 13.0 0.0 3.0 0.0 40.0 3.0 3.0 13.0 13.0 1.0 1.0 0.0 26.0 0.0 2.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 129.0 1.0 0.0 0.0 0.0 0.0 1.0 2.0 0.0 2.0 0.0 5.0 7.0 1.0 2.0 0.0 2.0 0.0 0.0 4.0 0.0 0.0 2.0 0.0 2.0 0.0 3.0 0.0 0.0 0.0 3.0 9.0 0.0 56.0 2.0 2.0 2.0 3.0 0.0 0.0 0.0 0.0 1615, , 29934 0.0 2.0 10.0 0.0 4.0 1.0 0.0 0.0 0.0 0.0 0.0 66.0 0.0 0.0 0.0 26.0 0.0 0.0 6.0 4.0 0.0 0.0 0.0 120.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 33.0 0.0 1.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 5.0 2.0 0.0 0.0 0.0 2.0 0.0 0.0 8.0 0.0 2.0 0.0 0.0 0.0 0.0 22.0 0.0 0.0 0.0 1.0 10.0 0.0 52.0 7.0 2.0 0.0 1.0 0.0 0.0 0.0 0.0 1790, , 31026 0.0 1.0 1.0 0.0 1.0 0.0 1.0 5.0 1.0 0.0 1.0 15.0 0.0 0.0 0.0 10.0 11.0 3.0 1.0 6.0 0.0 1.0 0.0 45.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 78.0 1.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 4.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.0 0.0 0.0 0.0 7.0 0.0 0.0 0.0 6.0 42.0 0.0 47.0 1.0 1.0 17.0 0.0 0.0 0.0 0.0 0.0 1980, , 32640 0.0 0.0 0.0 0.0 0.0 0.0 0.0 4.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 11.0 1.0 2.0 0.0 6.0 0.0 0.0 2.0 66.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 10.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 6.0 11.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 24.0 0.0 2.0 0.0 1.0 13.0 0.0 0.0 0.0 0.0 0.0 2160, , 34357 2.0 2.0 2.0 0.0 1.0 0.0 2.0 4.0 0.0 0.0 0.0 3.0 0.0 0.0 0.0 8.0 3.0 3.0 2.0 13.0 0.0 0.0 0.0 338.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 58.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 1.0 0.0 1.0 2.0 1.0 0.0 0.0 24.0 0.0 23.0 18.0 2.0 3.0 0.0 0.0 0.0 0.0 0.0 2340, , 36425 0.0 1.0 4.0 0.0 1.0 0.0 0.0 3.0 0.0 0.0 0.0 9.0 0.0 0.0 0.0 17.0 8.0 3.0 2.0 13.0 0.0 0.0 0.0 168.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18.0 2.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 3.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 3.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 3.0 29.0 0.0 7.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2430, , 37475 0.0 2.0 4.0 0.0 2.0 0.0 0.0 1.0 0.0 0.0 1.0 13.0 0.0 1.0 1.0 17.0 1.0 3.0 1.0 7.0 0.0 0.0 0.0 17.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 33.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 2.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 9.0 0.0 16.0 2.0 0.0 2.0 1.0 0.0 0.0 0.0 0.0 2700, , 42500 0.0 1.0 7.0 0.0 9.0 1.0 1.0 1.0 0.0 0.0 0.0 1.0 0.0 1.0 0.0 22.0 3.0 1.0 0.0 16.0 0.0 0.0 0.0 68.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0 60.0 0.0 0.0 0.0 1.0 0.0 1.0 4.0 1.0 0.0 0.0 1.0 0.0 0.0 23.0 0.0 3.0 0.0 0.0 1.0 0.0 0.0 2.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 5.0 26.0 0.0 19.0 0.0 0.0 3.0 3.0 0.0 0.0 0.0 1.0 2900, , 46500 0.0 3.0 27.0 0.0 0.0 1.0 0.0 1.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 3.0 17.0 8.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 69.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0 0.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 7.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.0 0.0 4.0 1.0 0.0 2.0 0.0 0.0 0.0 0.0 0.0