Order Siphoniulida Pocock 1894 (millipede)
Parent taxon: Helminthomorpha according to W. X. Liu et al. 2017
Sister taxa: Archicambala, Archipolypoda, Archiulidae, Archiulus, Colobognatha, Dolesea, Eugnatha, Hexecontasomatidae, Oklahomasomatidae, Sinosoma
Subtaxa: Siphoniulidae
Ecology:
Distribution: found only at Burmese amber, Kachin amber (ZFMK coll) (Cretaceous of Myanmar)