Ritchieichthys

Ritchieichthys is an extinct genus of arandaspid that lived during the Katian stage of the Late Ordovician epoch.

Ritchieichthys Temporal range: Katian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Subphylum:	Vertebrata
Infraphylum:	Agnatha
Class:	†Pteraspidomorpha
Subclass:	†Arandaspida
Genus:	†Ritchieichthys
Species:	†R. nibili
Binomial name
†Ritchieichthys nibili Sansom et. al., 2013

Distribution

Ritchieichthys nibili is known from the Nibili Formation of the Canning Basin in Western Australia.^[1]