classis Arachnides 
= Aranistes 
Araneus
1.subclassis Hologastres 
= Acarulistes Acarus
2.subclassis Tomogastres
= Aranulistes Araneus
ordo Chelignathes
= Phalangiens Phalangium
fam. Phalangies Phalangium
fam. Nymphones 
Nymphon=Pycnogonum
fam. Galeodes Galeodes=Solpuga
ordo Dactylognathes
= Araneens Araneus
fam. Mygales Mygale
fam. Aranees Araneus
fam. Phrynees Phrynus
ordo Chelipalpes
= Scorpioniens Scorpio
fam. Thelyphones Thelyphonus
fam. Cheliferes Chelifer
fam. Scorpiones Scorpio