Siphonocryptida

{{Short description|Order of millipedes}}

{{Automatic taxobox

| image = Siphonocryptus zigzag holotype.jpg

| image_caption = Siphonocryptus zigzag

| display_parents = 4

| parent_authority = Cook, 1895

| taxon = Siphonocryptidae

| authority = Pocock, 1894

| subdivision_ranks = Genera

| subdivision =Hirudicryptus
Siphonocryptus

| synonyms = Siphonocryptini

}}

Siphonocryptida is an order of millipedes, comprising the sole family Siphonocryptidae. With only seven described species, the Siphonocryptida is the second smallest millipede order, surpassed only by Siphoniulida, with two species.{{cite journal|last=Enghoff|first= H|year=2010|title=A new strikingly coloured species of Siphonocryptus, sixth of its order (Diplopoda: Siphonocryptida)|journal= Zootaxa|volume= 2681|pages= 66–68|url=http://www.mapress.com/zootaxa/2010/f/zt02681p068.pdf}}