[1]
Clack, J.A. 1994. Acanthostega gunnari, a Devonian tetrapod from Greenland; the snout, palate and ventral parts of the braincase, with a discussion of their significance. Meddelelser om Grønland. Geoscience. 31, (Apr. 1994), 24 pp. DOI:https://doi.org/10.7146/moggeosci.v31i.140691.