Evidence of epibenthic microbial mats in Early Jurassic (Sinemurian) tidal deposits, Kulla Gunnarstorp, southern Sweden
Skrynkelstrukturer, en typ av mikrobiellt inducerade sedimentstrukturer (MISS) har återfunnits i jurassiska tidalt avsatta heteroliter i skånska Kulla Gunnarstorp. Skrynkelstrukturer kännetecknas av små, ofta avlånga veck på överytan av finkorniga sandstenar. Dessa strukturer, liksom MISS i allmänhet, bildas i siliciklastiska sediment under inverkan av bakteriellt utsöndrad extracellulär polymerisWrinkle structures, a type of microbially induced sedimentary structures (MISS) were found in Jurassic tidally deposited heterolites of Kulla Gunnarstorp, southern Sweden. Wrinkle structures are characterizeded by minute, commonly elongate crinkles on the upper bedding planes of fine grained arenites. These structures, as well as MISS in general, form in siliciclastic sediments due to bacterial se
