Speonesydrion
Subtitle: an Early Devonian dipnoan with primitive toothplates
By: K. S. W. Campbell and R. E. Barwick.
Contributors: Barwick, R. E.
Series: Palaeo Ichthyologica -- 2
Publisher: Pfiel
Published: 1984
Place of publication: München
Language: eng
Number of pages: 48
Subjects: Lung-fishes, Fossil.; Speonesydrion