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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Ecdysozoa (Ecdysozoan)
Panarthropoda
Tactopoda
Arthropoda (Arthropod)
Chelicerata (Chelicerates)
Euchelicerata
Prosomapoda
Merostomata (Horseshoe crabs)
Xiphosura
Xiphosurida
Planaterga
Dekatriata
Sclerophorata
Arachnida (Arachnids)
Acari (Acarina)
Acariformes (Mites and ticks)
Trombidiformes
Prostigmata (Prostigs)
Anystina
Parasitengona
Hydrachnidiae (Hydracarina)
Hydrachna

Rhabdohydrachna (50740030)

Children (18 direct children, 22 direct and indirect children):

Hydrachna bivirgulata

Hydrachna brehmi

Hydrachna comosa

Hydrachna crassipalpis

Hydrachna danubialis

Hydrachna denudata

Hydrachna halberti

Hydrachna incisa

Hydrachna incognita

Hydrachna levigata

Hydrachna levis (tree size 2)

Hydrachna lupus

Hydrachna marita

Hydrachna perpera (tree size 2)

Hydrachna processifera

Hydrachna regulifera

Hydrachna rhopaloidea

Hydrachna vulpes