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Sentence
Span Details
真盤竜亜目
Eupelycosaurianoun
は
topic markergrammar
古生代
Paleozoic eranoun, no-adjective
に
direction, time, indirect object, or target markergrammar
繁栄
prosperity; thriving; flourishingnoun, suru verb
した
light/support verb with a noun or noun-like phrase-> するgrammar
単弓類
synapsids; theropsids; mammal-like reptilesnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
一群
group; flock; crowd; herd; wide expanse (of flowers)noun
である。
formal copulagrammar