Macropetalichthys

Extinct genus of fishes

Macropetalichthys rapheidolabis Temporal range: Early Devonian PreꞒ Ꞓ O S D C P T J K Pg N

Fossil
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Placodermi
Order:	Petalichthyida
Family:	Macropetalichthyidae
Genus:	Macropetalichthys Norwood & Owen, 1846
Species:	M. rapheidolabis
Binomial name
*Macropetalichthys rapheidolabis* Norwood & Owen, 1846

Macropetalichthys is a genus of placoderm fish, named by Norwood and Owen in 1846; the name "Macropetalichthys" means "armour-plated fish".^[1]^[2] It was assigned to Arthrodira by Woodward (1891); and to Petalichthida by Sepkoski (2002). It contains a single species, M. rapheidolabis.

Range: Early Devonian of Europe, China & Australia
Characters: Like primitive Arthrodira. Dorsoventrally compressed; orbits face dorsally; widely splayed pectoral fins, with cornua common; no post-pectoral plates; plates ornamented with linear rows of tubercles; strictly benthonic?

References

^ Van Valen, Leigh (1963). "The Head Shield of Macropetalichthys (Arthrodira)". Journal of Paleontology. 37 (1): 257–263. ISSN 0022-3360.
^ Eastman, C. R. (1897). "On the Characters of Macropetalichthys". The American Naturalist. 31 (366): 493–499. ISSN 0003-0147.

"Placodermi"

Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Infraphylum: Gnathostomata

Gnathostomata

see Gnathostomata
Placodermi	see below↓

Placodermi

Acanthothoraci *

Hagiangella
Palaeacanthaspidae*	Arabosteus Dobrowlania Kimaspis Kolymaspis Kosoraspis Palaeacanthaspis Radotina Romundina Sudaspis Tlamaspis
Weejasperaspididae	Murrindalaspis Weejasperaspis

Petalichthyida

Diandongpetalichthys Neopetalichthys
Quasipetalichthyidae	Eurycaraspis Pauropetalichthys Quasipetalichthys
Macropetalichthyidae	Ellopetalichthys Epipetalichthys Lunaspis Macropetalichthys Notopetalichthys Shearsbyaspis Tongdzuylepis Wijdeaspis