< Dichotomous Key
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Key to the Classes of Arthropoda
1
incomplete
Branchiopoda
Remipedia
Cephalocarida
Maxillopoda
Ostracoda
Malacostraca
2
- Insecta: Three pairs of legs present.
- 4: Four or more pairs of legs present.
4
5
incomplete
Chilopoda
Diplopoda
Pauropoda
Symphyla
6
incomplete
Crustacea
- Branchiopoda
- Remipedia
- Cephalocarida
- Maxillopoda
- Ostracoda
- Malacostraca
Chelicerata
- Arachnida
- Merostomata
- Pycnogonida
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