salmoniforms造句

• Cytochrome b gene compared with characiforms , cypriniforms and salmoniforms ; ( 2 ) the molecular phylogenetic trees suggest that siluriforms form a monophyletic group and have a close relationship with characiforms ; ( 3 ) the families of pangasiidae , claroteidae , ictaluridae , cranoglanididae , schilbidae and clariidae form a monophyletic group in the three molecular phylogenetic trees . the family bagridae branched with schilbidae which comes from china ; the family akysidae branched with amblycipitidae , but the phylogenetic positions of the families siluridae , sisoridae and pimelodidae are not recognised
  鱼芒科、棘脂?科、叉尾?科、长臀?科、刀鲇科与胡子鲇科在三种方法构建的分子系统树中均结合在一起，形成一大单系群； ?科均与来自中国的刀鲇科鱼类聚在一起；粒鲇科与钝头跪科也均聚在一起；但鲇科、 ?科和油鲇科的系统发育位置不定。