Sclerotic plates or circumorbital bones in early jawed fishes?

:  Circumorbital dermal bones are found in most groups of early vertebrates that have dermal bony plates on the head. Taxonomic distribution of dermal sclerotic plates on the eye itself is less clear, partly because the eyeball is rarely preserved and sometimes because sclerotic bones have been misi...

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Veröffentlicht in:	Palaeontology 2011-01, Vol.54 (1), p.207-214
Hauptverfasser:	BURROW, CAROLE J., NEWMAN, MICHAEL J., DAVIDSON, ROBERT G., DEN BLAAUWEN, JAN L.
Format:	Artikel
Sprache:	eng
Schlagworte:	Acanthodiformes Acanthodii circumorbital bones Climatius Fish Fossils Osteostraci Paleontology Pisces Placodermi sclerotic ring Skeletal system Taxonomy
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