Kalmar "Ephippidae" tana nufin dangin kifi na ruwa wanda ya haɗa da nau'in da aka fi sani da batfish, spadefish, da moonfish. Wadannan kifayen ana siffanta su da lebur, jikinsu mai siffar faifai da dogayen fenshon baya. Ana samun su a cikin ruwan dumi da na wurare masu zafi a duniya, kuma wasu nau'ikan sun shahara a tsakanin masu kallon wasan motsa jiki.
