| Ticks belong to the class Arachnida, which counts mites, spiders and scorpions among its members. |
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| While the true scorpions have been classified in the Arachnida along with the scorpions, spiders, mites, etc, these being primarily terrestrial. |
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| Phylum Arthropoda Subphylum Chelicerata Class Arachnida Arachnida indet. |
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| The other arthropods were Arachnida, Chilopoda and Diplopoda. |
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