coal plants host:www.xs4all.nl/~steurh

Listing 1 - 10 from 13 for coal plants
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Lepidodendron
... Lepidodendron Evolution of plants The oldest land plants (1) The oldest land plants (2) Cooksonia (1) Cooksonia (2) Pachytheca Prototaxites Parka Myriapods Rhynie Chert (Seed) ferns Lepidodendron Sigillaria ... The clubmoss tree Lepidodendron This tree, in size up to 40 meters, grew in the coal-swamps of the Carboniferous. It has yielded many kinds of fossils. Click the parts of ...
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Sigillaria
... Sigillaria Evolution of plants The oldest land plants (1) The oldest land plants (2) Cooksonia (1) Cooksonia (2) Pachytheca Prototaxites Parka Myriapods Rhynie Chert (Seed) ferns Lepidodendron Sigillaria ... tree Sigillaria The clubmoss trees of the genus Sigillaria formed an important part of the coal swamps in the Late Carboniferous. They could reach a height up to 30 ms and ...
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Calamites
... Calamites Evolution of plants The oldest land plants (1) The oldest land plants (2) Cooksonia (1) Cooksonia (2) Pachytheca Prototaxites Parka Myriapods Rhynie Chert (Seed) ferns Lepidodendron Sigillaria ... , in size up to 20 meters, grew in the coal-swamps of the Carboniferous, the period in which most of the coal has been formed. Originally the name Calamites was only given ...
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Wood of Calamites
... of Calamites Evolution of plants The oldest land plants (1) The oldest land plants (2) Cooksonia (1) Cooksonia (2) Pachytheca Prototaxites Parka Myriapods Rhynie Chert (Seed) ferns Lepidodendron Sigillaria ... These are concretions of calcium carbonate and/or other minerals, occurring in some of the coal seams of the Upper Carboniferous (Pennsylvanian). They have been found in the coalfields of ...
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Cordaites
... Cordaites Evolution of plants The oldest land plants (1) The oldest land plants (2) Cooksonia (1) Cooksonia (2) Pachytheca Prototaxites Parka Myriapods Rhynie Chert (Seed) ferns Lepidodendron Sigillaria ... the pith-cavity is called Artisia. Often it is still surrounded by a layer of coal. The transverse ribs and furrows demonstrate the former place of the diaphragms. Fossil wood of ...
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The tree fern Psaronius
... The tree fern Psaronius Evolution of plants The oldest land plants (1) The oldest land plants (2) Cooksonia (1) Cooksonia (2) Pachytheca Prototaxites Parka Myriapods Rhynie Chert (Seed) ferns Lepidodendron Sigillaria ... agate. Click the photo for more detail and for the star show. Madensteine Research on coal balls from the US has revealed that the leaves of Psaronius are of the Pecopteris ...
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Hans' Paleobotany Pages
... Permian Permian - present Cretaceous Cretateous - present * Pennsylvanian New! The evolution of plants The oldest land plants (1) The oldest land plants (2) Cooksonia, a very old land plant (1) Cooksonia, a very old ... gymnospermous tree Cordaites The leaf of the seed fern tree Neuropteris Little animals in the coal swamp The tree fern Psaronius (Star Show) The Permian flora of Lodève (France) Wood of ...
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The evolution of plants: II Carboniferous and Early Permian
... abundance of plants around the coal seams. Sadly enough the methods of winning are not fossil-friendly anymore and many of the coal mines have been closed down. Fossils from the coal seams can ... xiphosurians are extremely scarce. Click here to see fossils of these small animals. The plants of the coal swamp Especially the clubmosses did very well: the clubmoss trees, like Sigillaria and Lepidodendron ...
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The evolution of plants: III. Permian, Triassic, Jurassic and Early Cretaceous
... plants from the Lower Permian have been found. Their preservation however is not as good as those from the coal swamps. The reason is that these plants were transported from other places by rivers and this transport often caused heavy damage to the plants ... seed ferns. But other plants could be included as well. Glossopteris plants were trees with elongated ...
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Hout van Calamites
... 's in dit hoofdstuk zijn afkomstig van een aantal slijpplaatjes van coal balls, die in 1922 (!) door de universiteit van Groningen ten ... slechts zelden worden waargenomen. Foto's van stammetjes van Calamites in coal ball-preparaten Klik op de foto's om ze te vergroten ... W.N. en Rothwell G.W., 1993. Paleobotany and the evolution of plants. University Press, Cambridge. Taylor T.N. en Taylor E.L., 1993. ...
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