Drawing of Cyclopoma spinosum

This is plate 1 from Volume 4 of Agassiz's work on fossil fishes of Europe published in 4 parts between 1833 to 1843. In these magnificently illustrated volumes, Agassiz described over 1,700 fossil fish.
Cyclopoma spinosum are an extinct species of bony fishes in the family snooks. This is the first description and illustration of the species.