Class
Holocephali
Holocephali
45 species in this taxon
subclass of cartilaginous fish Holocephali (Holocephali) is a class of organisms united by key anatomical and physiological traits. It contains 1 orders with 45 known species. This includes the order groups Chimaeriformes. Among its members, 4 species are currently classified as threatened (Critically Endangered, Endangered, or Vulnerable). It belongs to Chordates (Chordata).