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For Insects, Spiders & Their Kin
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Arthropods (Arthropoda)
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Chelicerates (Chelicerata)
Subphylum Chelicerata - Chelicerates
Phylum
Arthropoda
- Arthropods
Subphylum
Chelicerata
- Chelicerates
Class
Arachnida
- Arachnids
Class
Merostomata
- Horseshoe Crabs
Class
Pycnogonida
- Sea Spiders