Gymnotiformes are among the more derived members of Ostariophysi , a lineage of primary freshwater fishes .
The Gymnotiformes is a lineage of electric fishes .
The Gymnotiformes is a lineage of electric fishes .
文のより簡単なバージョンを書いてください: Gymnotiformes are among the more derived members of Ostariophysi , a lineage of primary freshwater fishes . 出力: