what subphylum is Maxillopoda in
4 Limitations of being an arthropod Phylum Arthropoda: arthropods Subphylum Myriapoda: millipedes and centipedes Subphylum Chelicerata: spiders, scorpions, ticks, mites, horseshoe crabs Subphylum Crustacea: Crayfish, crabs, shrimps, barnacle, roly-poly Subphylum Hexapoda: insects and relatives.0 Class Maxillopoda: barnacles and copepods â¢ Copepods are small in size and lack abdominal appendages â¢ Main component of zooplankton â¢ Â½ species are parasites of other marine animals â¢ Most feed with their maxillae are filter feeders (but barnacles use their legs for filter feeding, .