How to sign: invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
Categories: invertebrate
Within this category: arachnid, Asian horseshoe crab, centipede, crustacean, eurypterid, garden centipede, horseshoe crab, insect, instar, Merostomata, millipede, myriapod, onychophoran, sea spider, tardigrade, tongue worm, trilobite