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Sphenophyta (Horsetails)
Calamites cruciatus Sternberg 1825
Added: 4-2-2014
Modified: 15-4-2019 by Fossildude
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Taxonomy [explanation]
Superregnum: Eukaryota Woese et al. 1990
Subregnum: Plantae Haeckel,1866
Superphylum: Tracheophyta Sinnott, 1935
Classis: Sphenopsida
Species: Calamites cruciatus Sternberg 1825

Scale bar = 5 cm. This species can be recognized by the occurance of scars from branches (see magnification below right) that form a specific pattern on the trunk (see schematic top right. Schematic reproduced from Cleal and Thomas, 1994, with permission). The piece shown is from the Ellis Eagle Coal Mine (underground, from the slate above the Eagle Coal bed -. Kanawha Fm, Westfalian B equivalent) near Stickney West Virginia, United States.

Found in: WV Appalachian Coal Basin, USA >>See Species List
Date: 2013 (ondergronds)

Period: Carboniferous >> Species List
Epoch: Pennsylvanian >> Species List
Formation: Kanawha >> Species List

Collection Tim Wolterbeek (Carboon)
Fossiel.net number: 2579-0125
PaleonticaID: 4017

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