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Temporal range: 391.8–374.5 Ma
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Placodermi
Order: Arthrodira
Family: Panxiosteidae
Genus: Plourdosteus
Ørvig, 1951

Plourdosteus is an extinct genus of placoderm, which was relatively widespread in Euramerica during the Givetian to Frasnian ages of the Devonian.[1] The name Plourdosteus commemorates the Plourde family at Miguasha.[2]


  1. ^ S. V. Moloshnikov (2008). "The placoderm Plourdosteus livonicus (Eastman) in the early Frasnian of the Central Devonian Field and the trophic structure of the Mikhailovskii Fish Assemblage". Paleontological Journal 42 (6): 607–614. doi:10.1134/S0031030108060063. 
  2. ^ "Plourdosteus". Miguasha National Park. 2007. Retrieved June 21, 2010.