板ばん皮ぴ魚ぎょ類るいじ字FuriganaMeanings1nounplacodermsExtinct class of armored prehistoric fish. Used in paleontology and biology contexts.板ばん皮ぴ魚ぎょ類るいは古こ生せい代だいに繁はん栄えいした魚さかなの一いち群ぐんである。Placoderms are a group of fish that flourished during the Paleozoic era.
