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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)
Parasitiformes (Anactinotrichida)
Mesostigmata
Ologamasidae

Hydrogamasus (4648916)

Children (6 direct children, 6 direct and indirect children):

Hydrogamasus giardi

Hydrogamasus kensleri

Hydrogamasus vitzthumi

Hydrogamasus littoralis

Hydrogamasus japonicus

Hydrogamasus salinus