Where: Germany (50.3° N, 8.2° E: paleocoordinates 20.1° S, 7.4° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Middle Devonian to Middle Devonian (393.3 - 358.9 Ma)

Environment/lithology:

Size class: macrofossils

Preservation: adpression

Collection methods: mechanical,

• Neither specimen has its counterpart.

Primary reference: S. Leclercq. 1969. Calamophyton primaevum: The complex morphology of its fertile appendage. American Journal of Botany 56(7):773-781 [W. Stein/N. Smith/N. Smith]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 22891: authorized by Bill Stein, entered by Nicole Smith on 01.07.2002

Creative Commons license: CC BY (attribution)