Orders
invertebrates : chelicera
Introduction to Phylum Arthropoda. Segmented body. Paired segmented appendages. Bilateral symmetry. Chitinous exoskeleton. Tubular alimentary canal with.
Class Arachnida: Spiders, ticks, mites, harvestman, scorpions, etc.
Class Arachnida: Spiders, ticks, mites, harvestman, scorpions, etc. Yellow Garden Spider Tick Mite.
Introduction to Phylum Arthropoda
