·Biota
·Eukaryota
·Animalia
·Arthropoda
·Diplopoda
·Chilognatha
·Helminthomorpha
·Eugnatha
·Merocheta
·Polydesmida
·Strongylosomatidea
·Paradoxosomatidae
·Paradoxosomatinae
·Orthomorphini
·Orthomorpha
·Orthomorpha hydrobiologica
SSOrthomorpha hydrobiologica spinalaCurrent