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Class Anthropoda
Zoology Taxonomy
Question | Answer |
---|---|
Characteristics of Arthropods | triploblastic, bilateral symmetry, complete gut, segmentation, exoskeleton, paired jointed appendages, ventral solid nerve cord, circulatory system, respiratory organ, excretory organs, sexual reproduction, |
Subphylums of Phylum Arthropoda | Subphylum: Trilobita (extinct), Chelicerata, Crustacea, Myriapoda, Hexapoda |
Subphylum Chelicerata | horseshoe "crab", scorpions, spiders, ticks, mites; 2 body regions (cepholothorax and abdomen), chelicerae, four pairs of walking legs, no jaws and no antennae |
Subphylum Crustacea | land crabs, sow bugs, lobsters; aquatic, 2 body regions (cepholothorax and abdomen), biramous appendages, 2 pairs antennae, gills |
Subphylum Myriapoda | centipedes and millipedes; uniramous appendages, many feet |
Classes of Subphylum Myriapoda | Class: Chilopoda, Diplopoda |
Class Chilopoda | Centipedes; 1 pair of legs per segment (first pair is poison claws) |
Class Diplopoda | Millipedes; 2 pairs of legs per segment, herbivores |
Subphylum Hexapoda | Insects; 6 uniramous appendages, terrestrial, have jaws |
Class of Subphylum Hexapoda | Class Insecta |
Class Insecta | Largest group of animals, 3 body regions (head, thorax, abdomen), 3 pairs of walking legs, wings, compound eye, tracheae (breathing tubes), antennae |