![\"Neuropteris](\"https:\/\/grad.biology.ualberta.ca\/paleobotany\/wp-content\/uploads\/sites\/57\/2015\/11\/IMG_3697.jpg\")
<\/a>Neuropteris (leaf)
Preservation: Impression<\/p><\/div>\n
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L1-30: Angiosperm leaf.
\nPreservation: Impression<\/p>\n
<\/a>Coal a compression of many plant fossils.<\/p><\/div>\n
<\/a>L1-26: Spore coal
Age: Pennsylvanian from Michigan. The coal is composed of masses of megaspores.<\/p><\/div>\n
<\/a>L1-25: Paper coal. Age: Pennsylvanian from Indiana.<\/p><\/div>\n
<\/a>L1-24: Lignite coal.<\/p><\/div>\n
<\/a>L1-1: Glyptostrobus on vocanic ash, from Smoky Tower, AB.
Age: Paleocene. Paskapoo Formation. Compression.<\/p><\/div>\n
<\/a>L1-5: Vegetative Azolla on volcanic ash.
Age: Eocene. From Princeton, BC.
Compression.<\/p><\/div>\n
<\/a>L1-6: Leaf of Betula and Zelkova. From Smithers, BC. Age: Eocene. Compression on volcanic ash.<\/p><\/div>\n
<\/a>Peels of cuticle<\/p><\/div>\n
<\/a>Conifer wood, petrified. Age: Cretaceous from Alberta.<\/p><\/div>\n
<\/a>L1-60: Silicified petrification .
“Opalized”<\/p><\/div>\n
<\/a>L1-50: Permineralized root called Stigmaria.<\/p><\/div>\n
<\/a>L1-82: Sigillaria approximata.
Peel<\/p><\/div>\n
<\/a>Wood – unaltered remains<\/p><\/div>\n
<\/a>L1-71: Pinus cones from the Miocene, N. Yukon.
Unaltered remains.<\/p><\/div>\n
<\/a>L1-70: Part of a Pinus cone and cone scales
unaltered remains.
Miocen, N. Yukon.<\/p><\/div>\n
<\/a>L1-39: Cast of Cercidiphyllum fruits. Age: Paleocene.
Burbank, Alberta.<\/p><\/div>\n
<\/a>L1-38: Trigonocarpus – seed cast
Age: Paleocene, Paskapoo Fm.
Burbank, Alberta.<\/p><\/div>\n
<\/a>L1-37: Lepidodendron – leaf scars.
Age: Pennsylvanian from Hardinsbury, Illinois. This kind of preservation is called a “Mold”.<\/p><\/div>\n
<\/a>Stigmaria is an underground rootlike structure of Lepidodendrales, showing pattern of rootlet scars. (Preservation type: cast)<\/p><\/div>\n
<\/a>L1-75: Amber from the Oligocene-Miocene. Chiapas – Mexico.<\/p><\/div>\n