phylum Appendiculata
![](c-black.gif)
subphylum
Rotifera
subphylum Chaetopoda =
Annelida
subphylum Arthropoda
Siebold et Stannius 1845
= Condylopoda = Gnathopoda
![](c-black.gif)
grada Hyparthropoda
(hypotetical forms)
grada Protarthropoda
![](c-red.gif)
classis Onychophora ![](c-black.gif)
grada Euarthropoda
![](link.gif)
1.classis Diplopoda
Juliformia
Symphyla
Pauropoda
2.classis Arachnida ![](c-gray.gif)
grada Anomomeristica
(gen. Phacops)
grada Nomomeristica ![](c-red.gif)
Pantopoda
(gen. Pycnogonum)
Euarachnida
(gen. Limulus, Scorpio,
Mygale, Acarus)
3.classis Crustacea ![](c-gray.gif)
grada Entomostraca ![](c-gray.gif)
grada Malacostraca ![](c-gray.gif)
4.classis Chilopoda ![](c-black.gif)
5.classis Hexapoda
grada x Agnatha Aprostomera
= Chaetopoda
grada 1 Monognatha
Monoprostomera = Onychopora
grada 2 Dignatha
Monoprostomera = Diplopoda
grada 3 Pantognatha
Diprostomera = Arachnida
grada 4 Pantognatha
Triprostomera
Crustacea
Chilopoda
Hexapoda
|
Aprostomera |
Monoprostomera ![](c-red.gif) |
Diprostomera ![](c-red.gif) |
Triprostomera ![](c-red.gif) |
Agnatha |
Chaetopoda |
|
|
|
Monognatha ![](c-black.gif) |
|
Peripatus, etc. |
|
|
Dignatha ![](c-gray.gif) |
|
Diplopoda |
|
|
Pantognatha ![](c-red.gif) |
|
|
Arachnida |
Crustacea
Chilopoda
Hexapoda |
|