Tactopoda

Classification

• Phylum Tardigrada
• *Class Eutardigrada
• *Class Heterotardigrada
• *Class Mesotardigrada
• Phylum Arthropoda
• *Class Pycnogonida
• *Clade Arachnomorpha
• **Class †Trilobita
• **Order †Aglaspida
• **Order †Strabopida
• **Class Pycnogonida
• **Order †Cheloniellida
• **Subphylum Chelicerata
• ***Class Xiphosura
• ***Class †Eurypterida
• ***Class †Chasmataspidida
• ***Class Pycnogonida
• ***Class Arachnida
• *Clade Mandibulata
• **Order †Euthycarcinoidea
• **Subphylum Myriapoda
• ***Class Chilopoda
• ***Class Symphyla
• ***Class Diplopoda
• ***Class Pauropoda
• **Clade Pancrustacea
• ***Clade Oligostraca
• ****Class Ostracoda
• ****Some of polyphyletic class Maxillopoda
• ***Clade Altocrustacea
• ****Clade Multicrustacea
• *****The rest of polyphyletic class Maxillopoda
• *****Class Malacostraca
• ****Clade Allotriocarida
• *****Class Branchiopoda
• *****Clade Miracrustacea
• ******Superclass Xenocarida
• *******Class Cephalocarida
• *******Class Remipedia
• ******Subphylum Hexapoda
• *******Paraphyletic class Entognatha
• *******Clade Ectognatha
• ********Class Insecta

  Phylogeny