isospondylous

/ (ˌaɪsəˈspɒndələs) /

adjective

of, relating to, or belonging to the Isospondyli (or Clupeiformes), an order of soft-finned teleost fishes that includes the herring, salmon, trout, and pike

Word Origin for isospondylous

C20: from iso- + Greek spondulos vertebra