Calamostachys Schimper 1869 (fern)

Polypodiopsida - Equisetales - Equisetidae

Parent taxon: Calamitaceae according to D. L. Dilcher et al. 2005

Sister taxa: Arthrodendron, Arthropityostachys, Arthropitys, Asterophyllites, Asterophyllostachys, Asthenomyelon, Calamitea, Calamites, Calamitina, Calamitomyelon, Calamocarpon, Calamocladus, Calamodendrea, Calamodendrofloyos, Calamodendron, Calamodendrophyllum, Calamodendroxylon, Calamophloios, Coleophyllites, Haplocalamus, Metacalamostachys, Myelocalamites, Nematophyllites, Neocalamites, Pinnularia, Protocalamites, Pseudobornia, Zimmermannioxylon

Subtaxa: Calamostachys typica

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Type: Calamostachys typica


• Triassic of Australia (1 collection)

• Permian of Germany (2), Morocco (1), Oman (1), Spain (1)

• Virgilian of United States (1: New Mexico)

• Westphalian of United States (1: Alabama)

• Atokan of United States (1: Indiana)

• Pennsylvanian of United States (8: Illinois, Kentucky, Ohio)

• Namurian of Germany (1)

• Carboniferous of Belgium (1), Germany (5), the Netherlands (1), the United Kingdom (4), United States (4: Illinois, Indiana, Missouri, Ohio)

• Mississippian of Canada (1: New Brunswick), United States (4: Illinois, Kentucky, Utah, West Virginia)

Total: 38 collections including 60 occurrences

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Specimen images are retrieved through the ePANDDA API.

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