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Showing results for tags 'north central alabama'.
Found 4 results
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From the album: MY FOSSIL Collection - Dpaul7
Calamites Fossil Blue Creek Seam, North central Alabama Pennsylvanian Age (~ 320 Million Years Ago) A number of organ taxa have been identified as part of a united organism, which has inherited the name Calamites in popular culture. Calamites correctly refers only to casts of the stem of Carboniferous/Permian sphenophytes, and as such is a form genus of little taxonomic value. There are two forms of casts, which can give mistaken impressions of the organisms. The most common is an internal cast of the hollow (or pith-filled) void in the centre of the trunk. This can cause some confusi -
From the album: MY FOSSIL Collection - Dpaul7
Calamites Fossil Blue Creek Seam, North central Alabama Pennsylvanian Age (~ 320 Million Years Ago) A number of organ taxa have been identified as part of a united organism, which has inherited the name Calamites in popular culture. Calamites correctly refers only to casts of the stem of Carboniferous/Permian sphenophytes, and as such is a form genus of little taxonomic value. There are two forms of casts, which can give mistaken impressions of the organisms. The most common is an internal cast of the hollow (or pith-filled) void in the centre of the trunk. This can cause some confusi -
From the album: MY FOSSIL Collection - Dpaul7
Calamites Fossil Blue Creek Seam, North central Alabama Pennsylvanian Age (~ 320 Million Years Ago) A number of organ taxa have been identified as part of a united organism, which has inherited the name Calamites in popular culture. Calamites correctly refers only to casts of the stem of Carboniferous/Permian sphenophytes, and as such is a form genus of little taxonomic value. There are two forms of casts, which can give mistaken impressions of the organisms. The most common is an internal cast of the hollow (or pith-filled) void in the centre of the trunk. This can cause some confusi -
From the album: MY FOSSIL Collection - Dpaul7
Calamites Fossil Blue Creek Seam, North central Alabama Pennsylvanian Age (~ 320 Million Years Ago) A number of organ taxa have been identified as part of a united organism, which has inherited the name Calamites in popular culture. Calamites correctly refers only to casts of the stem of Carboniferous/Permian sphenophytes, and as such is a form genus of little taxonomic value. There are two forms of casts, which can give mistaken impressions of the organisms. The most common is an internal cast of the hollow (or pith-filled) void in the centre of the trunk. This can cause some confusi
