Heterosteus

Heterosteus
Temporal range: Middle Devonian: Givetian,
Life reconstruction of Heterosteus ingens
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Placodermi
Order: Arthrodira
Suborder: Brachythoraci
Family: Heterosteidae
Genus: Heterosteus
Asmuss, 1856
Species
  • Heterosteus asmussi Agassiz, 1844 (type)
  • Heterosteus ingens
  • Heterosteus rhenanus
Synonyms
  • Chelonichthys asmussi

Heterosteus (also known as Heterostius) is an extinct genus of heterosteid placoderm of the Middle Devonian known from remains discovered in Europe and Greenland. According to Denison, 1978, Heterosteus might have been planktivorous, along with Homosteus, and Titanichthys.

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