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A crayfish has segments, which are sections of a body that are separated by a crease, so it might be determined as segmented because it has only two so it may be classified but it might not. Worms have many segments.
Crayfish are classified as arthropods, because of their characteristic segmented bodies, chitinous exoskeleton, and joint appendages.
Its tail or abdomen is segmented
Crayfishs have 2 body segments: cephalothorax and abdomen.
Because Its body structure has segments.
First of all, only the cephalothorax is inflexible. The tail is flexible, and if you look at it closely, it is clearly segmented. The cephalothorax is actually also segmented internally, but is masked by the shell, called a carapace.
how are segmented worms classified
The earwig is part of the class, Anthropoda. In order for an organism to be able to be classified as an anthropod, you must be have a segmented body
The segmented worms are classified in the phylum Pogonophora.
Crab, shrimp, and lobsters are in the same phylum as crayfish. They are all in the arthropoda phylum. Arthopods have an exoskeleton, a segmented body, and jointed appendages.
segmented body
chordata