Diplacanthiformes

Diplacanthiformes (also known as Diplacanthida, Diplacanthoidei, or Diplacanthini) is an order of "acanthodian" stem-chondrichthyans which lived during the Devonian Period.^[1]

Diplacanthiformes Temporal range: Devonian PreꞒ Ꞓ O S D C P T J K Pg N
Angelacanthus acus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	†Acanthodii
Order:	†Diplacanthiformes Berg, 1940
Subgroups
see text

Subtaxa

• incertae sedis
  • Genus Bryantonchus
  • Genus Culmacanthus
  • Genus Devononchus
  • Genus Striacanthus
  • Genus Tetanopsyrus
• Family Diplacanthidae
  • Genus Angelacanthus
  • Genus Diplacanthus
  • Genus Milesacanthus
  • Genus Ptychodictyon
  • Genus Rhadinacanthus
• Family Gladiobranchidae?
  • Genus Gladiobranchus
  • Genus Uraniacanthus?