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two modes of preservation: adpression. Fossils that are carbonized or coalified consist of the organic remains which have been reduced primarily to the...

paleosol in which the horned dinosaurs were found – a mixture of clay and coalified wood fragments – resembles that of modern seasonally dry swamps. The surrounding...

physical changes, such as decrease in average pore size. The macerals are coalified plant parts that retain the morphology and some properties of the original...

Derevyannye Hills along its southern coast. Due to the abundance of exposed coalified logs and upright trunks, early explorers and paleobotanists referred to...

order are Hironoia fusiformis, described from Coniacian age Japanese coalified fruits, and Suciacarpa starrii described from American permineralized...

of local volcanism, with common wildfire activity as shown by charred coalified plant remains. Bomfleur, B.; Schöner, R.; Schneider, J. W.; Viereck, L...

Notes Images Plantae Indeterminate Stramaiolo' (Redebus) Large, possibly coalified, shoot and leaf fragments Discovered in the same fossil layer as the holotype...

micritic limestone interbeds of 6-8 centimetre thickness, often containing coalified plant material also occur. This facies association is typically around...

organs". Zlatkovia Z. crenulata Near Cardston, Alberta. "Sixty-seven coalified compression specimens of leaves, one attached to a stem". An amphibious...

al. 2015 Extinct complex thalloid liverworts are often represented by coalified compressions that preserve superficial morphological traits and do not...

coal sediments has been attained via isochron dating of uranium in the coalified samples. Examination of the parent to daughter ratio of uranium isotopes...

Isolated Logs Isolated Branches Isolated Indeterminate Woody Material Coalified Fragments Affinities with Hirmeriellaceae or Araucariaceae inside Pinales...

Edwards (1982) considers it unlikely that algae would be preserved as coalified impressions. However, Edwards does note that the surface patterning could...

were discovered. Artifacts from this campsite include small pieces of coalified material from the ancient campfire and hundreds of discarded stone implements...

Richardson, J. B. (2008). "Exceptional preservation in Lower Devonian coalified fossils from the Welsh Borderland: a new genus based on reniform sporangia...

0076. Edwards, D.; Fanning, U.; Richardson J.B. (1994). "Lower Devonian coalified sporangia from Shropshire: Salopella Edwards & Richardson and Tortilicaulis...

influence of local volcanism, with common wildfire activity as show charred coalified plant remains. At Mount Carson associations of sphenophyte rhizomes and...

of dinosaurs. An indeterminate crocodyliform fossil has been reported. Coalified and permineralized fossil wood are also common in this formation, including...

into two valves. Spores of U. reticulata have a reticulate appearance. Coalified specimens have been reported from Wales, with a possible occurrence in...

and pressure compresses organic matter into carbonaceous films. These coalified compressions of wood and foliage can be found in practically every layer...