EmpetrichthyinaeEmpetrichthyinae is a subfamily of fishes, one of two subfamilies that make up the family Goodeidae.The earliest fossil empetrichthyine is Empetrichthys erdisi from the Miocene or Pliocene of California.GeneraThere are two genera within the subfamily Empetrichthyinae:Crenichthys Hubbs, 1932Empetrichthys Gilbert, 1893