Species (1.274)
- Arrhenurus multangulus
- Arrhenurus propinquus
- Arrhenurus trichophorus
- Arrhenurus uncatus
- Bdella capillata ssp. capillata
- Bdella longirostris
- Bdella vulgaris ssp. vulgaris
- Bdella vulgaris ssp. decipiens
- Bdella littoralis
- Bdella capillata ssp. pallipes
- Bdella groenlandica
- Epitrimerus dictyaspis
- Epitrimerus declivis
- Epitrimerus dipterochelus
- Ereynetes biscudatus
- Eriophyes pini ssp. pini
- Glycophagus cadaverum
- Halacarus poucheti
- Halacarus reticulatus
- Pelops phaenotus
- Leptus stolee
- Colepterophagus albin
- Trichodactylus osmiae
- Neotrombicula talmiensis
- Photia bardoice
- Photia chrysocarabi
- Ornithonyssus sylviarum
- Photia hermengildae
- Photia hejnrane
- Cecidodectes euzonus
- Cecidophyes longisetus
- Cecidophyes trilobus
- Cecidophyes heterogaster
- Cecidophyes convolvens
- Cecidophyes gracilis
- Cecidophyes euphorbiae
- Cecidophyes parvulus
- Carabodes maginatus
- Erythraeus vertex
- Euzetes globosus
- Erythraeus elongatus
- Erythraeus groenlandicus
- Erythraeus miniatus
- Erythraeus phalangioides
- Erythraeus phalangioides ssp. gracilipe
- Erythraeus phalangioideus
- Erythraeus phalangioideus ssp. gracilipe
- Erythraeus unidentatus
- Unionicola crassipes ssp. crassipes
- Hermannia reticulata
- Hermanniella grannulata
- Hermanniella granulata
- Hermanniella picea
- Hydryphantes ramosus
- Hydryphantes flexuosus
- Hydrochoreutes cruciger
- Hygrobates impressus
- Hygrobates trigonicus
- Hygrobates verrucifer
- Hygrobates fluviatilis
- Hygrobates foreli
- Hydrachna pusilla
- Koenikea biscutata
- Koenikea convexa
- Koenikea spinosa
- Lebertia extrema
- Lebertia fabricii
- Lebertia rufipes ssp. rufipes
- Lebertia sublittoralis
- Lebertia rufipes ssp. reticulata
- Lebertia insignis
- Lebertia dubia ssp. dubia
- Lebertia tuberosa ssp. tuberosa
- Trombidium bicolor ssp. curtipalpe
- Tritegeus velatus
- Tyrolichus casei
- Cecidophyes nudus Nalepa ()
- Phytoptus salviae Nalepa
- Zetorchestes falzonii Coggi 1898
- Ereynetes biscutatus Berlese 1923
- Nicoletiella denticulata Schrank 1776
- Nicoletiella cornuta Can.&Fanz 1877
- Haemaphysalis concinna Koch 1844
- Sarcoptes suis Gerlach 1857
- Aturus crinitus Thor 1902
- Aturus scaber Kramer 1875
- Hygrobates calliger Piersig 1896
- Hygrobates nigromaculatus Lebert 1879
- Sperchon brevirostris Koenike 1895
- Sperchon clupeifer Piersig 1896
- Sperchon denticulatus Koenike 1895
- Sperchon glandulosus Koenike 1886
- Sperchon compactilis Koenike 1911
- Sperchon hispidus Koenike 1895
- Sperchon setiger Thor 1896
- Sperchonopsis verrucosa Protz 1896
- Sperchon papillosus Thor 1901
- Torrenticola elliptica Maglio 1909
- Torrenticola anomala Koch C.L. 1837
- Neoacarus hibernicus Halbert 1944