Doug Perrine / Living Stromatolite - Limestone accretion formed by cyanobacteria - Shark Bay, Western Australia
00270107
Hiroya Minakuchi / Stromatolites, the oldest life form that still exists today, Hamelin Pool, Shark Bay, Western Australia
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Mitsuaki Iwago / Stromatolites, the oldest life form that still exists today, Shark Bay, Australia
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Fred Bavendam / Stromatolites, colonies of blue-green algae, the oldest life form that still exists today fossils dated to over three billion years ago, Hamelin pool, Western Australia
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Jiri Lochman / Aerial view of Stromatolites, accretions of sedimentary grains, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites accretions of sedimentary grains formed by microbial mats, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites accretions of sedimentary grains formed by microbial mats, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites, accretions of sedimentary grains formed by microbial mats, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites, accretions of sedimentary grains, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites, accretions of sedimentary grains formed by microbial mats,, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites, accretions of sedimentary grains formed by microbial mats, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites, accretions of sedimentary grains formed by microbial mats, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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Jiri Lochman / Stromatolites, accretions of sedimentary grains formed by microbial mats, Hamelin Pool, Shark Bay UNESCO Natural World Heritage Site, Western Australia, Australia.
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John Cancalosi / Fossil stromatolite from Cretaceous age, 145-65 million years ago, Merzouga, Khenifra province, Morocco
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John Cancalosi / Close up of a polished cross section of Kambaba Jasper, fossil Stromatolite, Madagascar.
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John Cancalosi / Close up of a polished cross section of Kambaba Jasper, fossilised Stromatolite, Madagascar.
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John Cancalosi / Stromatolite (columnar) fossil, also called microbial carbonates, Torgo River Basin,Yakutia, Saha Republic, Russia, Precambrian.
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John Cancalosi / Fossil stromatolite, Wyoming, USA, March.
01448097
John Cancalosi / Kona Dolomite, (CaMg(CO3)2) from Marquette County, Michigan. Kona Dolomite is an ancient rock in which formations of fossil stromatolite (blue-green algae) occur. The stone is between 2.1 to 2.2 billi...
01448098
John Cancalosi / Kona Dolomite, (CaMg(CO3)2) from Marquette County, Michigan. Kona Dolomite is an ancient rock in which formations of fossil stromatolite (blue-green algae) occur. The stone is between 2.1 to 2.2 billi...
00498730
Hiroya Minakuchi / Stromatolites, colonies of blue-green algae, the oldest life form that still exists today, over three billion years old, Hamelin Pool, Shark Bay, Western Australia
00498729
Hiroya Minakuchi / Stromatolites, colonies of blue-green algae, the oldest life form that still exists today, over three billion years old, Hamelin Pool, Shark Bay, Western Australia
00498712
Hiroya Minakuchi / Stromatolites, colonies of blue-green algae, the oldest life form that still exists today, over three billion years old, Hamelin Pool, Shark Bay, Western Australia
00498711
Hiroya Minakuchi / Stromatolites, colonies of blue-green algae, the oldest life form that still exists today, over three billion years old, Hamelin Pool, Shark Bay, Western Australia
00498710
Hiroya Minakuchi / Stromatolites, colonies of blue-green algae, the oldest life form that still exists today, over three billion years old, Hamelin Pool, Shark Bay, Western Australia
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Chien Lee / Stromatolites, colonies of blue-green algae, the oldest life form that still exists today, over three billion years old, Hamelin Pool, Shark Bay, Western Australia
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Hiroya Minakuchi / Stromatolites exposed at low tide, colonies of blue-green algae, the oldest life form that still exists today fossils dated to over three billion years ago, Hamelin Pool, Shark Bay, Western Australia
01324916
John Cancalosi / Fossil Stromatolite (Conophytum basalticum) from the Cambrian Period. Katherine, Northern Territory Australia
01291386
Steven David Miller / Colony of Stromatolites in hyper-saline water, Hamelin Pool, Hamelin Bay Conservation Park, Shark Bay, Western Australia
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Steven David Miller / Colony of Stromatolites in hyper-saline water, Hamelin Pool, Hamelin Bay Conservation Park, Shark Bay, Western Australia
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Steven David Miller / Colony of Stromatolites in hyper-saline water, Hamelin Pool, Hamelin Bay Conservation Park, Shark Bay, Western Australia
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John Cancalosi / Fossil Stromatolite (Conophytum basalticum) from the Cambrian period, Katherine, Northern Territory, Australia
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John Cancalosi / Fossil Stromatolites from the Cretaceous period, formations caused by bacteria and algae, Morocco
01196438
John Cancalosi / Fossil Stromatolites from the Cretaceous period, formations caused by bacteria and algae, Morocco
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Jabruson / Stromatolites, Hamelin pool, Shark Bay, Western Australia - caused by bacteria and algae
01017145
GEORGETTE DOUWMA / Stromatolites, Hamelin Pool, Shark Bay, Western Australia
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Jabruson / Stromatolites, Hamelin pool, Shark Bay, Western Australia. Fossil rock formations caused by bacteria and algae.
01135189
Doug Perrine / Living Stromatolites (Limestone accretion formed by cyanobacteria} Shark Bay, Western Australia
00270108
Hiroya Minakuchi / Stromatolites, the oldest life form that still exists today, Hamelin Pool, Shark Bay, Western Australia
00152051
Fred Bavendam / Tourist photographing stromatolites, colonies of blue-green algae, the oldest life form that still exists today fossils dated to over three billion years ago, Hamelin Pool, Western Australia
01017147
GEORGETTE DOUWMA / Stromatolites. Hamelin Pool, Shark Bay, Western Australia
01017143
GEORGETTE DOUWMA / Stromatolites - fossilsed cyano bacteria (the oldest forms of life on Earth) which lived together in communities forming the structures called stromatolites, Hamelin Pool, Shark Bay, Western Australia
01059561
John Cancalosi / Stromatolite fossil in Biwak iron formation. Minnesota, USA. 2.1 billion yrs old.
01009563
Tim Edwards / Stromatolites (oldest known forms of life). Nambung NP, Western Australia
01009500
Steven David Miller / Stromatolites, Hamlin Bay Shark's Bay Western Australia
01059584
Jabruson / Stromatolites created by cyanobacteria & blue-green algae. Hamelin pool, Australia
01059583
Jabruson / Stromatolites created by cyanobacteria & blue-green algae. Hamelin pool, Australia
00568872
Hiroya Minakuchi / Stromatolites at low tide, colonies of blue-green algae, the oldest life form that still exists today. Fossils dated to over three billion years ago, Shark Bay, Western Australia, Australia
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GEORGETTE DOUWMA / Stromatolites at Hamelin Pool, Shark Bay. Western Australia
