WILSON, M.V.H. & HANKE, G.F. & SOEHN, K.L. (2000)
Diversity and age of the Devonian vertebrate assemblage at MOTH, Mackenzie Mountains, Northwest Territories, Canada. Ichthyolith Issues, Special Publication, 6: 137–141
MARTÍNEZ-PÉREZ, C. & DUPRET, V. & MANZANARES, E. & BOTELLA, H. (2010)
New data on the Lower Devonian chondrichthyan fauna from Celtiberia (Spain). Journal of Vertebrate Paleontology, 30 (5): 1622–1627
DOI: 10.1080/02724634.2010.501451