synodn.宗教会议；讨论会；集会synodical month朔望月Synodusbinotatusn.双斑狗母鱼synodic rotation会合自转周Synodushoshinonisn.肩斑狗母鱼Synodus englemanin.纵带狗母鱼Synodontis schall精子发生synodic revolution会合周Synodus variegatusn.杂斑狗母鱼Synodontis angelicusn.天使鲶(倒游鲶科)Synodontis contractusn.倒游鲶鱼(倒游鲶科)