 Tiny fossilized echinoderms or sea urchins (Fibularia damensis) in coastal area in south-western Qatar, February 7, 2014
 Masses of tiny fossilized echinoderms or sea urchins in Fibularia damensis outcrop in coastal area in south-western Qatar, February 7, 2014
 Tiny fossilized echinoderm or sea urchin in limestone in coastal area in south-western Qatar, February 7, 2014
 Fossilized dugong bones (ribs) in area of coastal sabkha in south-western Qatar, February 7, 2014
 Small mound with fossilized dugong bones in area of coastal sabkha in south-western Qatar, February 7, 2014
 Fossilized dugong bones embedded in desert floor in area of coastal sabkha in south-western Qatar, February 7, 2014
 Qatar Natural History Group (QNHG) looking at fossilized dugong bones embedded in desert floor under the guidance of a geologist Jacques LeBlanc in area of coastal sabkha in south-western Qatar, February 7, 2014
 Qatar Natural History Group (QNHG) exploring fossilized dugong bones embedded in desert floor under the guidance of a geologist Jacques LeBlanc in area of coastal sabkha in south-western Qatar, February 7, 2014
 Members of the Qatar Natural History Group (QNHG) exploring fossilized dugong bones embedded in desert floor under the guidance of a geologist Jacques LeBlanc in area of coastal sabkha in south-western Qatar, February 7, 2014
 Fossil sea urchins (echinoids, echinoderms) taken from desert in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 22, 2013
 Two fossil sea urchins (echinoids, echinoderms) taken from desert in area of dunes near Harrarah, west from Mesayeed, south-west from Doha. Qatar, March 22, 2013
 Tiny flower of lunaria (Savignya parviflora, local name Gilgilan) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Herniaria hemistemon (local name Ghebayra) with tiny leaves on roadside of Salwa Road in south-western Qatar, February 21, 2014
 Close up of a flower of Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab in south-western Qatar, February 21, 2014
 Fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Cornulaca aucheri with tiny flowers taken from a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab. South-western Qatar, November 7, 2014
 Domes of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Conical fossilized stromatolites (marine microbs) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Texture of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Domed structure of fossilized stromatolites (microbial mats) in area of Jebel Al-Nakhsh in south-western Qatar, April 2, 2016
 Columnar fossilized intertidal stromatolites (microbs) in area of Jebel Al-Nakhsh (Khashm an Nakhsh) in south-western Qatar, March 11, 2016
 Area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Stones and pebbles in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Dried stem of Zygophyllum in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Layers of Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Members of the Qatar Natural History Group (QNHG) exploring area of gypsum crystal pavement (selenite) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 White gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Slab of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Seedling of Fagonia ovalifolia(?) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Slabs of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Sand covering chalky limestone in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Seedling of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Milkweed Glossonema varians on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Pavement by gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Patterns of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Slabs of gypsum crystals (selenite) with sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Texture of protruding gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Chalky deposits of marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Succulent twig of Zygophyllum qatarense plant in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Protruding layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Patterns of layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Pebbles covering lithified sand dune in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Polycarpaea repens on gypsum pavement (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Sand covering gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Hairy leaves of Astragalus eremophilus(?) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Green seedling of desert plant Zygophyllum qatarense in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Pebbles covering layers of lithified sand dune in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Round chalky deposits of marine Miocene Dam Formation in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Grass growing on layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 White flowers of Eremobium aegyptiacum (to the left) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Desert rock carved by drifting sand (aeolian abrasion) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Stork bill (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Compact seedling of desert plant Zygophyllum qatarense among sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Launaea capitata (local names huwa, hazan) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Lithified (compacted and hardened, turned to stone) sand dune in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Close up of scarlet pimpernel (Anagallis arvensis var. caerulea, local name ain al qit) in a depression near a road to Zubara in Al Magdah farms area, in north-western Qatar, February 22, 2014
 Salt tolerant succulent plant Suaeda aegyptiaca on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab in south-western Qatar, February 21, 2014
 Stork bill with a flower (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Hairy leaves of milkvetch Astragalus arpilobus subsp. hauarensis in sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab in south-western Qatar, February 21, 2014
 Stork bill with seeds (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Leaves of stork bill (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Members of the Qatar Natural History Group (QNHG) exploring glittering gypsum pavement (selenite) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Hairy leaves of milkvetch Astragalus arpilobus subsp. hauarensis submerged in sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Haloxylon salicornicum (Hammada elegance local names remith, hamd) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Flowers of Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab in south-western Qatar, February 21, 2014
 Flower bud of Brown Lily (Dipcadi erythraeum, local names mesailemo, besailemo) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Rosette of leaves of stork bill (Monsonia nivea, Erodium neveum) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Sand button (creeping thorn rose, Neurada procumbens, local name saadan) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Fossilized oyster shells on a beach in western area of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Accumulation of fossilized shells on a beach in western area of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Cluster of flowers of Desert Thumb (Cynomorium coccineum, local name tartouth) on a beach in the area of Al Hamala (Al Hamlah) Water Well near Umm Bab in south-western Qatar, February 21, 2014
 Seedling of Zygophyllum qatarense (Tetraena qatarense) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Prostrate plant of spiderling (Boerhavia erecta) with tiny flowers on roadside of Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Members of the Qatar Natural History Group (QNHG) exploring fossilised intertidal stromatolites (microbial mats, laminated sediments) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Geologist Jacques LeBlanc at the foot of ancient lithified dune of red sand guiding a fossil tour for Qatar Natural History Group (QNHG) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Zygophyllum simplex (Tetraena simplex, local name Daa, harm, hureim) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Flower buds of Brown lily (Dipcadi erythraeum, local names mesailemo, besailemo) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Brown lily (Dipcadi erythraeum, local names mesailemo, besailemo) with flower buds on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Members of the Qatar Natural History Group (QNHG) under the guidance of a geologist Jacques LeBlanc exploring fossilised stromatolites (microbial mats) during fossil trip in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Fossilized oyster shells and dead corals on a beach in western area of Haloul Island (Jazirat Halul). Qatar, April 19, 2013
 Haloxylon salicornicum (Hammada elegance, local names remith, hamd) growing on layers of gypsum crystals (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Haloxylon salicornicum (Hammada elegance, local names remith, hamd) growing in cracks of gypsum pavement (selenite) in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Sand button (creeping thorn rose, Neurada procumbens, local name saadan) on sand in area of Jebel Al-Nakhsh in south-western Qatar, February 7, 2014
 Some grass in sand near Umm Bab in south-western Qatar, February 21, 2014
 Sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Animal carcass with dry maggots near Umm Bab in south-western Qatar, February 21, 2014
 Small sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Crushed sea shells on a beach near Umm Bab in south-western Qatar, February 21, 2014
 Malformed shoot of Savignya parviflora(?) near Umm Bab in south-western Qatar, February 21, 2014
 Close up of a flower of Reichardia intermedia(?) on Green Circles (center-pivot irrigation) in Irkhaya (Irkaya) Farms. South-western Qatar, October 25, 2014
 Big flowers of tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Blooming tamarisk (Tamarix passerinoides) at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Schismus arabicus grass in sand at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Restharrow Ononis serrata with a flower at entrance of Umm Bab in south-western Qatar, February 21, 2014
 Restharrow plant Ononis serrata at entrance of Umm Bab in south-western Qatar, February 21, 2014
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