Family Opistognathidae (ray-finned fish)
Actinopteri - Acanthomorphata - Opistognathidae
Parent taxon: Blenniimorphae according to R. Betancur et al. 2013
See also Nelson et al. 2016
Sister taxon: Blenniiformes
Subtaxa: Lonchopisthus Opistognathus
Ecology: nektonic omnivore
Distribution:
• Pliocene of Ecuador (1 collection), Jamaica (1)
• Miocene of Panama (3)
• Oligocene of New Zealand (1)
• Eocene of the United Kingdom (2)
Total: 8 collections each including a single occurrence