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Animal (Classification Part - 2) - Coggle Diagram

- - - - Ecdysozoa
        
        covered by a tough called a cuticle
        
        Phylum Nematoda
        
        found in most aquatic habitats, in the soils, in moist tissues of plants, and in body fluids & tissues of animals
        
        some are important parasites of plants and animals
        
        lack circulatory system,
        body muscles are all longitudinal, contraction produces a thrashing motion
        
        Phylum Arthropoda
        
        found nearly all habitats of biosphere
        
        open circulatory system
        
        spiders, centipedes, crustaceans, and insects
        
        body plan consists of a segmented body, hard exoskeleton, and jointed appendages
        
        1 more item...
        
        Insects
        (Hexapoda)
        
        1 more item...
      - Deuterostomes
        
        Phylum Echinodermata
        
        sea star, sea urchins
        
        a thin epidermis covers an endoskeleton of hard calcareous plates
        
        have unique water vascular system,
        a network of hydraulic canals branching into tube feet for locomotion and feeding
        
        males and female are usually separate, sexual reproduction is external
        
        1 more item...
        
        Phylum Chordata
        
        four key traits of Chordata
        
        Notochord
        
        Dorsal, hollow nerve cord
        
        Pharyngeal slits or clefts
        
        Muscular, post-anal tail
        
        Vertebrates
        
        have a backbone
        
        Gnathostomes
        
        Chondrichthyans
        
        Jawed vertebrates
        
        1 more item...
        
        Osteichthyans
        
        Fishes
        (Actinopterygii)
        
        1 more item...
        
        Lobe-fins fishes
        (Actinistia, Dipnoi)
        
        3 more items...