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Tryblidium arctica
Taxonomy
Tryblidium arcticum was named by Poulsen (1974). It is not extant. Its type locality is Locality 3. Southwestern tip of Washington Land, into Kane Basin & Kennedy Chann, which is in a Llandovery reef, buildup or bioherm mudstone in the Offley Island Formation of Greenland.
It was corrected as Tryblidium arctica by Peel (1977), Wagner (2023).
It was corrected as Tryblidium arctica by Peel (1977), Wagner (2023).