Phylum: Porifera and its examples
Phylum: Cniadria and its examples
Phylum: Ctenophora and its examples
Phylum: Platyhelminthes and its examples
Phylum: Nematoda and its examples
Phylum: Annelida, Arthopoda, Mollusca Echnidodermata, Hemichordata, and its examples
Phylum: Chordata
Pisces, Amphibians, Reptiles, Aves, and Mammals
21. Zygaena (Hammer head fish)
Trygon (Sting ray fish)
Pristis (Saw fish)
Torpedo (Electric ray fish)
Phylum: Chordata
Super class: Pisces
Class: Elasmobranchii
Scoliodon (Dog fish)
22. Class: Holocephalii
Chimaera (Rabbit fish or Rat fish)
Class: Dipnoi
Protopterus (African Lung fish) Lepidosiren (South American Lung Fish/ Swamp Fish)