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Macropetalichthys : ウィキペディア英語版 | Macropetalichthys
''Macropetalichthys'' is a genus of placoderm fish, named by Norwood and Owen in 1846; the name "''Macropetalichthys''" means "armour-plated fish". 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==
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