placoderm
Số nhiều: placoderms
Từ liên quan
fishagnathanchondrichthyesosteichthyessharkraysturgeonlampreyhagfishpaleontologyfossilextinctiondevoniansilurianprehistoricarmorplatescaledermalbonecartilageskeletonjawgnathostomegillfinspinecraniumthoraxabdomenpredatorpreyoceanseamarineaquaticsedimentstratageologyevolutionphylogenytaxonomygenusspeciescladogrammorphologyanatomytrilobitebrachiopodcephalopodammonitecrinoidgastropodbivalvechordatevertebratesuperclassclassorderfamilyextinctancientprimitiveadaptationdivergencespeciationbiodiversityecosystempaleoecologybiostratigraphymineralizationpermineralizationcalcificationphosphoriteshalelimestone