Species

Dawsonoceras porkunense (Balashov, 1962) nomen nudum

Current taxon already exists. See initial taxon Dawsonoceras fenestratum

Taxon ID: 9892
Fossil group: Cephalopoda
Belongs to: Dawsonoceras
Other version of taxon: Dawsonoceras fenestratum
Stratigraphic range: Porkuni Stage (within ca. 445.6 – 443.7 million years)
Synonymy list
1962     Cedarvilleoceras porkunense Balaschow — Balashov , fig. 13:9-10