Preservation and Paleoenvironmental Significance of a Footprinted Surface on the Sandai Plain, Lake Bogoria, Kenya Rift Valley

REFERENCES

• Ashley , G. M. 2000 . Geologists probe hominid environments . GSA Today , 10 : 24 – 29 .
   Google Scholar
• Ashley , G. M. and Liutkus , C. M. 2002 . Tracks, trails and trampling by large vertebrates in a rift valley paleo-wetland, Lowermost Bed II, Olduvai Gorge, Tanzania . Ichnos , 9 : 23 – 32 .
   Google Scholar
• Ashley , G. M. , Goman , M. , Hover , V. , Owen , R. B. , Renaut , R. W. and Muasya , A. M. 2002 . Artesian blister wetlands: a perennial water resource in the semi-arid rift valley of East Africa . Wetlands , 22 : 686 – 695 .
   Google Scholar
• Ashley , G. M. , Mworia , J. M. , Muasya , A. M. , Owen , R. B. , Driese , S. G. , Hover , V. C. , Renaut , R. W. , Goman , M. F. , Mathai , S. and Blatt , S. H. 2004 . Sedimentation and recent history of a freshwater wetland in a semi-arid environment: Loboi Swamp, Kenya, East Africa . Sedimentology , 51 : 1301 – 1321 .
   Google Scholar
• Beadle , L. C. 1981 . “ The inland waters of tropical Africa. An introduction to tropical limnology ” . In , 2nd , 475 London : Longman .
   Google Scholar
• Behrensmeyer , A. K. 1978 . Taphonomic and ecologic information from bone weathering . Paleobiology , 4 : 150 – 162 .
   Web of Science ®Google Scholar
• Behrensmeyer , A. K. 1982 . Time resolution in fluvial vertebrate assemblages . Paleobiology , 8 : 211 – 227 .
   Web of Science ®Google Scholar
• Behrensmeyer , A. K. 1991 . “ Terrestrial vertebrate accumulations ” . In Taphonomy: Releasing the data locked in the fossil record , Edited by: Allison , P. A. and Briggs , D. E. G. 291 – 335 . New York : Plenum Press .
   Google Scholar
• Behrensmeyer , A. K. and Laporte , L. F. 1981 . Footprints of a Pleistocene hominid in northern Kenya . Nature , 289 : 167 – 169 .
   Web of Science ®Google Scholar
• Behrensmeyer , A. K. , Potts , R. , Deino , A. and Ditchfield , P. 2002 . “ Olorgesailie, Kenya: A million years in the life of a rift basin ” . In Sedimentation in continental rifts, SEPM Special Publication Edited by: Renaut , R. W. and Ashley , G. M. Vol. 73 , 97 – 106 .
   Google Scholar
• Bishop , W. W. 1968 . The evolution of fossil environments in East Africa . Transactions of the Leicester Literary and Philosophical Society , 62 : 2 – 44 .
   Google Scholar
• Bishop , W. W. , Chapman , G. R. , Hill , A. and Miller , J. A. 1971 . Succession of Cainozoic vertebrate assemblages from the northern Kenya Rift Valley . Nature , 233 : 389 – 394 .
   PubMed Web of Science ®Google Scholar
• Blumenschine , R. J. and Peters , C. R. 1998 . Archaeological predictions for hominid land use in the paleo-Olduvai Basin, Tanzania, during lowermost Bed II times . Journal of Human Evolution , 34 : 565 – 607 .
   PubMed Web of Science ®Google Scholar
• Bobe , R. and Behrensmeyer , A. K. 2004 . The expansion of grassland ecosystems in Africa in relation to mammalian evolution and the origin of the genus Homo . Palaeogeography, Palaeoclimatology, Palaeoecology , 207 : 399 – 420 .
   Web of Science ®Google Scholar
• Casanova , J. 1986 . “ East African Rift stromatolites ” . In Sedimentation in the African rifts, Geological Society Special Publication Edited by: Frostick , L. E. , Renaut , R. W. , Reid , I. and Tiercelin , J.-J. Vol. 25 , 201 – 210 .
   Google Scholar
• Cohen , A. 1982 . Paleoenvironments of root casts from the Koobi Fora formation, Kenya . Journal of Sedimentary Petrology , 52 : 401 – 414 .
   Google Scholar
• Cohen , A. , Lockley , M. , Halfpenny , J. and Michel , E. 1991 . Modern vertebrate track taphonomy at Lake Manyara, Tanzania . Palaios , 6 : 371 – 389 .
   Google Scholar
• Cohen , A. , Halfpenny , J. , Lockley , M. and Michel , E. 1993 . Modern vertebrate tracks from Lake Manyara, Tanzania and their paleobiological implications . Paleobiology , 19 : 433 – 458 .
   Web of Science ®Google Scholar
• Cutler , A. H. , Behrensmeyer , A. K. and Chapman , R. E. 1999 . Environmental information in a recent bone assemblage: Roles of taphonomic processes and ecological change . Palaeogeography, Palaeoclimatology, Palaeoecology , 149 : 359 – 372 .
   Google Scholar
• Deocampo , D. , Blumenschine , R. J. and Ashley , G. M. 2002 . Wetland diagenesis and traces of early hominids, Olduvai Gorge, Tanzania . Quaternary Research , 57 : 271 – 281 .
   Google Scholar
• Driese , S. G. , Ashley , G. M. , Li , Z. , Hover , V. C. and Owen , R. B. 2004 . Possible Late Holocene equatorial palaeoclimate record based upon soils spanning the Medieval Warm Period and Little Ice Age, Loboi Plain, Kenya . Palaeogeography, Palaeoclimatology, Palaeoecology , 213 : 231 – 250 .
   Web of Science ®Google Scholar
• Eugster , H. P. 1980 . “ Lake Magadi, Kenya, and its precursors ” . In Hypersaline brines and evaporitic environments , Edited by: Nissenbaum , A. Vol. 28 , 195 – 232 . Amsterdam : Elsevier Scientific Publishing Company . Developments in Sedimentology
   Google Scholar
• Farrand , W. R. , Redding , R. W. , Wolpoff , M. H. and Wright , H. T. 1976 . An archeological investigation on the Loboi Plain, Baringo District, Kenya Vol. 4 , 1 – 59 . Technical Reports of the Museum of Anthropology, University of Michigan
   Google Scholar
• Griffiths , P. S. 1977 . Geology of the Lake Hannington—Perkerra River area, Kenya Rift Valley Unpublished Ph.D. thesis, University of London
   Google Scholar
• Hackman , B. D. 1988 . Geology of the Baringo–Laikipia area Report of the Mines and Geology Department, Kenya, 104
   Google Scholar
• Harper , D. M. , Childress , R. B. , Harper , M. M. , Boar , R. R. , Hickley , P. , Mills , S. C. , Otieno , N. , Drane , T. , Vareschi , E. , Nasirwa , O. , Mwatha , W. E. , Darlington , J. P. E. C. and Escuté-Gasulla , X. 2003 . Aquatic biodiversity and saline lakes: Lake Bogoria National Reserve, Kenya . Hydrobiologia , 500 : 259 – 276 .
   Web of Science ®Google Scholar
• Hautot , S. , Tarits , P. , Whaler , K. , Le Gall , B. , Tiercelin , J.-J. and Le Turdu , C . 2000 . Deep structure of the Baringo Rift Basin (central Kenya) from three-dimensional magnetotelluric imaging: Implications for rift evolution . Journal of Geophysical Research , 105 : 23493 – 23518 .
   Google Scholar
• Hay , R. L. 1964 . Zeolitic weathering in Olduvai Gorge, Tanganyika . Geological Society of America Bulletin , 74 : 1281 – 1286 .
   Google Scholar
• Hay , R. L. 1966 . Zeolites and zeolitic reactions in sedimentary rocks . Geological Society of America Special Paper , : 85
   Google Scholar
• Hay , R. L. 1970 . Silicate reactions in three lithofacies of a semiarid basin, Olduvai Gorge, Tanzania . Mineralogical Society of America Special Paper , 3 : 237 – 255 .
   Google Scholar
• Hay , R. L. 1976 . Geology of the Olduvai Gorge , Berkeley : University of California Press .
   Google Scholar
• Hay , R. L. and Leakey , M. D. 1982 . The fossil footprints of Laetoli . Scientific American , 246 : 50 – 57 .
   PubMed Web of Science ®Google Scholar
• Hill , A. 1996 . “ Faunal and environmental change in the Neogene of East Africa: Evidence from the Tugen Hills sequence, Baringo district, Kenya ” . Edited by: Vrba , E. S. , Denton , G. H. , Partridge , T.C. and Burckle , L. H. 178 – 193 . New Haven : Yale University Press . Paleoclimate and evolution, with emphasis on human origins
   Google Scholar
• Jobe-Akeley , M. L. J. 1929 . Carl Akeley's Africa , New York : Blue Ribbon Books .
   Google Scholar
• Jones , B. F. and Deocampo , D. M. 2003 . “ Geochemistry of saline lakes ” . In Surface and ground water, weathering, erosion, and soils. Treatise on Geochemistry, Vol. 5 , Edited by: Drever , J. I. 393 – 424 . Amsterdam : Elsevier .
   Google Scholar
• Lado , M , Ben-Hur , M. and Shainberg , I . 2004 . Soil wetting and texture effects on aggregate stability, seal formation, and erosion . Soil Science Society of America Journal , 68 : 1992 – 1999 .
   Web of Science ®Google Scholar
• Lamond , R. E. and Ekdale , A. A. 2001 . Paleoenvironmental controls of non-marine ichnofacies and ichnofabrics in the Plio-Pleistocene Turkana Basin, northern Kenya 111 – 112 . Expanded Abstracts—American Association of Petroleum Geologists, Annual Meeting
   Google Scholar
• Laporte , L. F. and Behrensmeyer , A. K. 1980 . Tracks and substrate reworking by terrestrial vertebrates in Quaternary sediments of Kenya . Journal of Sedimentary Petrology , 50 : 1337 – 1346 .
   Google Scholar
• Leakey , M. 1971 . “ Olduvai Gorge: Excavations in beds I and II, 1960–1963 ” . Vol. 3 , 328 Cambridge : Cambridge University Press .
   Google Scholar
• Leakey , M. D. and Hay , R. L. 1979 . Pliocene footprints in the Laetolil Beds at Laetoli, Northern Tanzania . Nature , 278 : 317 – 323 .
   Web of Science ®Google Scholar
• Leakey , M. D. and Harris , J. M. 1987 . “ Laetoli: A Pliocene site in northern Tanzania ” . 561 Oxford : Clarendon Press .
   Google Scholar
• Le Turdu , C. , Coussement , C. , Tiercelin , J.-J. , Renaut , R. W. , Rolet , J. , Richert , J.-P. , Xavier , J.-P. and Coquelet , D . 1995 . Rift basin structure and depositional patterns interpreted using a 3D remote sensing approach: the Baringo and Bogoria basins, central Kenya Rift, East Africa . Bulletin des centres de recherches exploration-production Elf-Aquitaine , 19 : 1 – 37 .
   Google Scholar
• Le Turdu , C. , Tiercelin , J.-J. , Richert , J.-P. , Rolet , J. , Renaut , R. W. , Lezzar , K. E. , Coussement , C. and Xavier , J.-P. 1999 . “ Influence of pre-existing oblique discontinuities on the geometry and evolution of extensional fault patterns: evidence from the Kenya Rift using SPOT imagery ” . In Geoscience of rift systems—evolution of East Africa. AAPG Studies in Geology Edited by: Morley , C. K . Vol. 44 , 173 – 191 .
   Google Scholar
• Lockley , M. G. and Conrad , K. 1989 . “ The paleoenvironmental context, preservation and paleoecological significance of dinosaur tracksites in the Western USA ” . In Dinosaur tracks and traces , Edited by: Gillette , D. D. and Lockley , M. G. 121 – 134 . New York : Cambridge University Press .
   Google Scholar
• McBrearty , S. , Bishop , L. and Kingston , J. 1996 . Variability in traces of Middle Pleistocene hominid behavior in the Kapthurin Formation, Baringo, Kenya . Journal of Human Evolution , 30 : 563 – 580 .
   Google Scholar
• McCall , G. J. H. 1967 . Geology of the Nakuru-Thomson's Falls-Lake Hannington area . Geological Survey of Kenya, Report , : 78
   Google Scholar
• McCall , G. J. H. , Baker , B. H. and Walsh , J. 1967 . “ Late Tertiary and Quaternary sediments of the Kenya Rift Valley ” . In Background to evolution in Africa , Edited by: Bishop , W. W. and Clark , J. D. 191 – 220 . Chicago : University of Chicago Press .
   Google Scholar
• Moore , D. M. and Reynolds , R. C. 1997 . “ X-ray diffraction and the identification and analysis of clay minerals ” . In , 2nd , 378 New York : Oxford University Press .
   Google Scholar
• North-Lewis , M. 1998 . A guide to Lake Baringo and Lake Bogoria . : 161 Horizon Books Ltd., Nairobi, Kenya
   Google Scholar
• Owen , R. B. 1981 . 465 Unpublished Ph.D. thesis, University of London. Quaternary diatomaceous sediments and the geological evolution of lakes Turkana, Baringo and Bogoria, Kenya Rift Valley
   Google Scholar
• Owen , R. B. , Renaut , R. W. , Hover , V. C. , Ashley , G. M. and Muasya , A. M. 2004 . Swamps, springs, and diatoms: Wetlands of the semi-arid Bogoria-Baringo Rift, Kenya . Hydrobiologia , 518 : 59 – 78 .
   Web of Science ®Google Scholar
• Peters , C. R. and Blumenschine , R. J. 1995 . Landscape perspectives on possible land use patterns for Early Pleistocene hominids in the Olduvai Basin, Tanzania . Journal of Human Evolution , 29 : 321 – 362 .
   Web of Science ®Google Scholar
• Pickford , M. 1994 . Patterns of sedimentation and fossil distribution in the Kenya Rift valleys . Journal of African Earth Sciences , 18 : 51 – 60 .
   Google Scholar
• Potts , R. 1994 . Variables versus models of early Pleistocene hominid land use . Journal of Human Evolution , 27 : 7 – 24 .
   Google Scholar
• Potts , R. , Behrensmeyer , A. K. and Ditchfield , P. 1999 . Paleolandscape variation and Early Pleistocene hominid activities: Members 1 and 7, Olorgesailie Formation, Kenya . Journal of Human Evolution , 37 : 747 – 788 .
   PubMed Web of Science ®Google Scholar
• Potts , R. , Behrensmeyer , A. K. , Deino , A. , Ditchfield , P. and Clark , J. 2004 . Small mid-Pleistocene Hominin associated with East African Acheulean technology . Science , 305 : 75 – 78 .
   PubMedGoogle Scholar
• Renaut , R. W. 1982 . “ Late Quaternary Geology of the Lake Bogoria Fault-trough, Kenya rift valley ” . 498 Unpublished Ph.D. thesis, University of London
   Google Scholar
• Renaut , R. W. 1993 . Zeolitic diagenesis of late Quaternary fluviolacustrine sediments and associated calcrete formation in the Lake Bogoria basin, Kenya Rift Valley . Sedimentology , 40 : 271 – 301 .
   Google Scholar
• Renaut , R. W. and Tiercelin , J.-J. 1994 . “ Lake Bogoria, Kenya Rift valley: A sedimentological overview ” . Edited by: Renaut , R. W. and Last , W. M. Vol. 50 , 101 – 123 . Sedimentology and geochemistry of modern and ancient saline lakes. SEPM Special Publication
   Google Scholar
• Renaut , R. W. , Tiercelin , J.-J. and Owen , R. B. 1986 . “ Mineral precipitation and diagenesis in the sediments of the Lake Bogoria basin, Kenya Rift Valley ” . Edited by: Frostick , L. E. , Renaut , R. W. , Reid , I. and Tiercelin , J.-J. Vol. 25 , 159 – 175 . Sedimentation in the African rifts. Geological Society Special Publication
   Google Scholar
• Robbins , L. H. 1972 . Archaeology in the Turkana District, Kenya . Science , 176 : 359 – 366 .
   PubMed Web of Science ®Google Scholar
• Robbins , L. H. 2006 . Lake Turkana archaeology: The Holocene . Ethnohistory , 53 : 71 – 93 .
   Web of Science ®Google Scholar
• Scott , J. J. 2005 . “ Taphonomy of modern and ancient vertebrate traces in the marginal sediments of saline, alkaline and freshwater lakes, Baringo-Bogoria basin, Kenya Rift Valley ” . 286 Unpublished MSc. thesis, University of Saskatchewan
   Google Scholar
• Scott , J. J. , Renaut , R. W. and Owen , R. B. 2003 . “ Sedimentary structures and surfaces created by flamingos at Lake Bogoria, Kenya Rift Valley ” . 254 Abstracts, Third International Limnogeology Congress, March 29–April 2, Tucson, Arizona
   Google Scholar
• Scott , J. J. , Renaut , R. W. , Owen , R. B. and Sarjeant , W. A. S . 2007 . “ Biogenic activity, trace formation, and trace taphonomy in the marginal sediments of saline, alkaline Lake Bogoria, Kenya Rift Valley ” . Edited by: Bromley , R. , Buatois , L. A. , Genise , J. , Mángano , M. G. and Melchor , R. Sediment-Organism interactions; a multifaceted ichnology, SEPM Special Publication.
   Google Scholar
• Scrivner , P. J. and Bottjer , D. J. 1986 . Neongene avian and mammal tracks from Death Valley National Monument, California: Their context, classification and preservation . Palaeogeography, Palaeoclimatology, Palaeoecology , 57 : 285 – 331 .
   Web of Science ®Google Scholar
• Stuart , C. and Stuart , T. 1994 . “ A field guide to the tracks and signs of southern and east African wildlife ” . 310 Cape Town : Southern Book Publishers Ltd. .
   Google Scholar
• Thulborn , T. 1990 . 410 London : Chapman and Hall . Dinosaur tracks
   Google Scholar
• Tiercelin , J.-J. 1981 . “ Rifts continentaux, tectonique, climats, sédiments ” . 260 Exemples: la sédimentation dans le Nord du Rift Gregory, Kenya, et dans le rift de l'Afar, Ethiopie, depuis le Miocène: PhD thesis, Université Aix-Marseille II
   Google Scholar
• Tiercelin , J.-J. and Vincens , A. 1987 . Le demi-graben de Baringo-Bogoria, Rift Gregory, Kenya . Bulletin des Centres de Recherches Exploration-Production Elf Aquitaine , 11 : 249 – 540 .
   Google Scholar
• Vincens , A. , Casanova , J. and Tiercelin , J.-J. 1986 . “ Palaeolimnology of Lake Bogoria (Kenya) during the 4500 BP high lacustrine phase ” . Edited by: Frostick , L. E. , Renaut , R. W. , Reid , I. and Tiercelin , J.-J. Vol. 25 , 323 – 330 . Sedimentation in the African rifts. Geological Society Special Publication
   Google Scholar
• Von Höhnel , L . 1894 . “ Discovery of lakes Rudolph and Stephanie ” . 832 London : Longmans .
   Google Scholar
• Young , J. A. T. and Renaut , R. W. 1979 . A radiocarbon date from Lake Bogoria, Kenya Rift Valley . Nature , 278 : 243 – 245 .
   Google Scholar
• Yuretich , R. F. 1982 . Possible influences upon lake development in the East African rift valleys . Journal of Geology , 90 : 329 – 337 .
   Google Scholar