narkidae造句

• It and " Heteronarce " are the only genera in the family Narkidae that have two dorsal fins.
• This makes it one of the largest species of Narkidae recorded, although no female specimens have been collected and measured.
• ""'Narke " "'is a genus of electric rays in the family Narkidae, found in the western Indo-Pacific and off southern Africa.
• The "'finless sleeper ray "'( " Temera hardwickii " ) is a species of electric ray in the family Narkidae, and the sole member of its genus.