Zelanophilidae is a family of centipedes belonging to the order Geophilomorpha and superfamily Geophiloidea.
[2] These centipedes feature a slightly elongated head, elongated antennae that gradually taper, a clypeus with many setae on the anterior part, a labral posterior margin fringed with slender projections, a mandible with a single pectinate lamella, glandular pores present on the trunk metasternites in both sexes, many scattered pores on most sides of the coxopleura, and slender ultimate legs with claws.
[1] The smallest species in this family, Tasmanophilus spenceri, measures only 23 mm in length and has only 39 pairs of legs,[3] the minimum number recorded in this family.
[4] The largest species in this family, Australiophilus ferrugineus, can reach 120 mm in length and can have as many as 109 leg pairs.
[3][4] The species Australiophilus longissimus can reach 72 mm in length and can have as many as 117 leg pairs,[5] the maximum number recorded in this family.