Answer :
Final answer:
An arachnid ectoparasite is the larval stage of a common harvest mite, which belongs to the subphylum Chelicerata, consisting of organisms such as spiders, mites, and scorpions.
Explanation:
The arachnid ectoparasite that is the larva of the common harvest mite belongs to the subphylum Chelicerata. This subphylum includes a wide variety of species such as spiders, mites, ticks, and scorpions. These organisms can be found in almost all terrestrial habitats. The larvae stage of the common harvest mite falls under this subphylum. This arachnid, in its larva stage, can be classified as an ectoparasite because it lives on the outside of a host (like a dog, human, or cat for example) to get its nutrients.
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