List of arachnids of Ireland

Subclass [Dromopoda]

Order [Opiliones] (harvestmen / daddy-long-legs)

Family [Nemastomatidae]

• Mitostoma chrysomelas
• ''Nemastoma lugubre bimaculatum''

Family [Phalangiidae]

• Dicranopalpus ramosus
• Lacinius ephippiatus
• Megabunus diadema
• Mitopus morio
• Oligolophus hanseni
• Oligolophus tridens
• Opilio parietinus
• Opilio saxatilis
• Paroligolophus agrestis
• Phalangium opilio
• ''Rilaena triangularis''

Family [Sclerosomatidae]

• Leiobunum blackwalli
• Leiobunum rotundum
• ''Nelima gothica''

Family [Trogulidae]

• ''Anelasmocephalus cambridgei''

Order [Pseudoscorpionida] (false scorpions)

Family [Cheiridiidae]

• ''Cheiridium museorum''

Family [Cheliferidae]

• House pseudoscorpion

Family [Chernetidae]

• Allochernes powelli
• Dinocheirus panzeri
• Lamprochernes nodosus
• Lamprochernes savignyi
• Pselaphochernes dubius
• ''Pselaphochernes scorpioides''

Family [Chthonidae]

• ''Kewochthonius halberti''

Family [Chthoniidae]

• Chthonius ischnochele
• Chthonius orthodactylus
• ''Chthonius tetrachelatus ''

Family [Neobisiidae]

• Neobisium carcinoides
• Neobisium carpenteri
• Neobisium maritimum
• Roncocreagris cambridgei
• ''Roncus lubricus''

Subclass [Acari] (ticks and mites)

Order [Ixodida] (ticks)

Family [Ixodidae]

• Dermacentor reticulatus
• Castor bean tick

Family [Argasidae] (soft ticks)

Order [Prostigmata] (sucking true mites)

Family [Alycidae]

Family [Arrenuridae]

Family [Bdellidae]

Family [Ereynetidae]

Family [Eriophyidae] (gall mites)

• Aceria cephalonea
• Sycamore felt gall mite
• Eriophyes exilis
• Eriophyes laevis
• Eriophyes macrorhynchus subsp. aceribus
• Eriophyes prunispinosae
• Eriophyes pyri
• Eriophyes similis
• Phyllocoptes goniothorax
• Phyllocoptes malinus
• Big bud gall mite

Family [Erythraeidae]

Family [Eupodidae]

Family [Eylaidae]

Family [Halacaridae] (marine mites)

• ''Thalassarachna capuzina''

Family [Hydrodromidae]

• Yellow foot mite

[Hydrachnidiae]

Family [Hydryphantidae]

Family [Hygrobatidae]

Family [Lebertiidae]

Family [Limnesiidae]

Family [Meyerellidae]

Family [Microtrombidiidae]

Family [Mideidae]

Family [Mideopsidae]

Family [Nanorchestidae]

Family [Oxidae]

Family [Penthaleidae]

Family [Phytoptidae]

Family [Pionidae]

Family [Podothrombiidae]

Family [Rhagidiidae]

Family [Scutacaridae]

Family [Sperchontidae]

Family [Stigmaeidae]

Family [Tanaupodidae]

Family [Tarsonemidae]

Family [Tetranychidae]

Family [Teutoniidae]

Family [Torrenticolidae]

Family [Trombiculidae]

Family [Tydeidae]

Family [Unionicolidae]

Suborder [Oribatida] (moss mites / beetle mites)

Family [Achipteriidae]

Family [Adelphacaridae]

Family [Ameronothridae]

Family [Banksinomidae]

Family [Belbidae]

Family [Brachychthoniidae]

Family [Caleremaeidae]

Family [Camisiidae]

Family Cepheidae">Cepheidae (mite)">Cepheidae

Family [Cosmochthoniidae]

Family [Euphthiracaridae]

Family [Euzetidae]

Family [Hermanniidae]

Family [Hypochthoniidae]

Family [Liodidae]

Family [Malaconothridae]

Family [Mycobatidae]

Family [Nanhermanniidae]

Family [Nothridae]

Family [Perlohmanniidae]

Family [Phthiracaridae]

• ''Phthiracarus affinis''

Suborder [Brachypylina]

Family [Carabodidae]

Family [Ceratozetidae]

Family [Chamobatidae]

Family [Ctenobelbidae]

Family [Cymbaeremaeidae]

Family [Damaeidae]

• ''Belba corynopus''

Family [Eremaeidae]

Family [Galumnidae]

Family [Haplozetidae]

Family [Humerobatidae]

Family [Hydrozetidae]

Family [Liacaridae]

Family [Limnozetidae]

Family [Metrioppiidae]

Family [Micreremidae]

Family [Neoliodidae]

Family [Oppiidae]

Family [Oribatellidae]

Family [Oribatulidae]

Family [Passalozetidae]

Family [Phenopelopidae]

Family [Protoribatidae]

Family [Protoribatidae]

Family [Punctoribatidae]

Family [Quadroppiidae]

Family [Scheloribatidae]

Family [Scutoverticidae]

Family [Steganacaridae]

Family [Suctobelbidae]

Family [Tectocepheidae]

Family [Thyrisomidae]

Family [Xenillidae]

Order [Trombidiformes]

Family [Limnocharidae]

• ''Limnochares aquatica''

Family [Tarsonemidae] (thread-footed mites / white mites)

• Some species

Family [Trombidiidae] (red velvet mites)

• ''Trombidium holosericeum''

Order [Araneae] (spiders)

Family [Agelenidae] (funnel-web spiders)

• Agelena labyrinthica
• Cryphoeca silvicola
• Eratigena agrestis
• Giant house spider
• Malthonica pagana C.L. Koch, 1841
• Tegenaria domestica
• Tegenaria parietina
• Tegenaria silvestris
• ''Textrix denticulata''

Family [Amaurobiidae] (tangled nest spiders)

• Amaurobius fenestralis
• Amaurobius ferox
• ''Amaurobius similis''

Family [Anyphaenidae]

• ''Anyphaena accentuata''

Family [Araneidae] (typical orb-weavers)

• Agalenatea redii
• European garden spider
• Four-spot orbweaver
• Araneus sturmi
• Araneus triguttatus
• Cucumber green spider
• Araniella opisthographa
• Araniella displicata
• Atea triguttata
• Cyclosa conica
• Gibbaranea gibbosa
• Hypsosinga albovittata
• Hypsosinga pygmaea
• Furrow orb spider
• Larinioides patagiatus
• Larinioides sclopetarius
• Mangora acalypha
• Walnut orb-weaver spider
• Zygiella atrica
• Silver-sided sector spider

Family [Atypidae] (purseweb spiders)

• ''Atypus affinis''

Family [Cheiracanthiidae]

• Cheiracanthium erraticum
• ''Cheiracanthium virescens''

Family [Clubionidae] (sac spiders)

• Clubiona brevipes
• Clubiona comta
• Clubiona diversa
• Clubiona juvenis Simon, 1878
• Clubiona lutescens
• Clubiona neglecta
• Clubiona pallidula
• Clubiona phragmitis
• Clubiona reclusa
• Clubiona stagnatilis
• Clubiona subtilis
• Clubiona terrestris
• ''Clubiona trivialis''

Family [Cybaeidae]

• Diving bell spider

Family [Dictynidae]

• Argenna subnigra
• Dictyna arundinacea
• Dictyna latens
• Dictyna uncinata Thorell, 1856
• ''Nigma puella''

Family [Dysderidae] (woodlouse hunters)

• Woodlouse spider
• Dysdera erythrina
• ''Harpactea hombergi''

Family [Gnaphosidae] (flat-bellied ground spiders)

• Drassodes cupreus
• Drassodes lapidosus
• Drassyllus lutetianus
• Drassyllus pusillus
• Haplodrassus signifer
• Micaria pulicaria
• Scotophaeus blackwalli
• Zelotes apricorum
• Zelotes electus
• ''Zelotes latreillei''

Family [Hahniidae] (dwarf sheet spiders)

• Antistea elegans
• Hahnia helveola Simon, 1875
• Hahnia montana
• Hahnia nava
• ''Hahnia pusilla''

Family [Linyphiidae] (sheet weavers)

• Agyneta cauta
• Agyneta decora
• Agyneta conigera
• Agyneta olivacea
• Agyneta ramosa
• Agyneta subtilis
• Allomengea scopigera
• Allomengea vidua
• Aphileta misera
• Araeoncus crassiceps
• Araeoncus humilis
• Asthenargus paganus
• Baryphyma gowerense
• Baryphyma trifrons
• Bathyphantes approximatus
• Bathyphantes gracilis
• Bathyphantes nigrinus
• Bathyphantes parvulus
• Bathyphantes setiger F.O.P.-Cambridge, 1894
• Bolyphantes alticeps
• Bolyphantes luteolus
• Carorita limnaea
• Carorita paludosa Duffey, 1971
• Centromerita bicolor
• Centromerita concinna
• Centromerus arcanus
• Centromerus dilutus
• Centromerus levitarsis
• Centromerus prudens
• Ceratinella brevipes
• Ceratinella brevis
• Ceratinella scabrosa
• Centromerus persimilis
• Centromerus sylvaticus
• Cnephalocotes obscurus
• Collinsia inerrans
• Dicymbium brevisetosum Locket, 1962
• Dicymbium nigrum
• Dicymbium tibiale
• Diplocentria bidentata
• Diplocephalus cristatus
• Diplocephalus latifrons
• Diplocephalus permixtus
• Diplocephalus picinus
• Diplostyla concolor
• Dismodicus bifrons
• Donacochara speciosa
• Invisible spider
• Drepanotylus uncatus
• Entelecara errata O.P.-Cambridge, 1913
• Entelecara erythropus
• Entelecara media Kulczynski, 1887
• Entelecara omissa
• Erigone arctica
• Erigone atra
• Erigone dentipalpis
• Erigone longipalpis
• Erigone capra Simon, 1884
• Erigone promiscua
• Erigone welchi Jackson, 1911
• Erigonella hiemalis
• Erigonella ignobilis
• Evansia merens O.P.-Cambridge, 1900
• Floronia bucculenta
• Glyphesis cottonae
• Gnathonarium dentatum
• Gonatium rubellum
• Gonatium rubens
• Gongylidiellum latebricola
• Gongylidiellum murcidum Simon, 1884
• Gongylidiellum vivum
• Gongylidium rufipes
• Halorates reprobus
• Helophora insignis
• Hilaira excisa
• Hilaira frigida
• Hilaira pervicax Hull, 1908
• Hylyphantes graminicola
• Hypselistes jacksoni
• Hypomma bituberculatum
• Hypomma cornutum
• Hypomma fulvum Büsenberg, 1902
• Jacksonella falconeri
• Kaestneria dorsalis
• Kaestneria pullata
• Labulla thoracica
• Lepthyphantes alacris = Tenuiphantes
• Lepthyphantes angulatus = Oryphantes
• Lepthyphantes cristatus = Tenuiphantes
• Lepthyphantes ericaeus
• Lepthyphantes flavipes
• Lepthyphantes insignis O.P.-Cambridge, 1913 = Tenuiphantes
• Lepthyphantes mengei Kulczynski, 1887
• Lepthyphantes minutus
• Lepthyphantes nebulosus = Tenuiphantes
• Lepthyphantes obscurus = Centromerus
• Lepthyphantes pallidus = Tenuiphantes
• Lepthyphantes tenebricola = Tenuiphantes
• Lepthyphantes tenuis
• Lepthyphantes whymperi F.O.P.-Cambridge, 1894 = Tenuiphantes
• Lepthyphantes zimmermanni Bertkau, 1890 = Tenuiphantes
• Leptorhoptrum robustum
• Leptothrix hardyi
• Lessertia dentichelis
• Linyphia hortensis
• Linyphia triangularis
• Lophomma punctatum
• Macrargus rufus
• Maro minutus O.P.-Cambridge, 1906
• Maso sundevalli
• Mecopisthes peusi Wunderlich, 1972
• Meioneta beata
• Meioneta gulosa
• Meioneta innotabilis
• Meioneta mollis
• Meioneta mossica Schikora, 1993
• Meioneta rurestris
• Meioneta saxatilis sensu stricto
• Metopobactrus prominulus
• Micrargus herbigradus sensu stricto
• Micrargus subaequalis
• Microctenonyx subitaneus
• Microlinyphia impigra
• Microlinyphia pusilla
• Microneta viaria
• Minicia marginella
• Minyriolus pusillus
• Mioxena blanda
• Moebelia penicillata
• Monocephalus castaneipes
• Monocephalus fuscipes
• Neriene clathrata
• Neriene montana
• Neriene peltata
• Oedothorax agrestis
• Oedothorax apicatus
• Oedothorax fuscus
• Oedothorax gibbosus
• Oedothorax retusus
• Ostearius melanopygius
• Oreonetides vaginatus
• Pelecopsis mengei
• Pelecopsis nemoralis
• Pelecopsis parallela
• Pocadicnemis juncea Locket & Millidge, 1953
• Pocadicnemis pumila sensu stricto
• Poeciloneta variegata
• Porrhomma campbelli F.O.P.-Cambridge, 1894
• Porrhomma convexum
• Porrhomma egeria Simon, 1884
• Porrhomma errans
• Porrhomma montanum Jackson, 1913
• Porrhomma oblitum
• Porrhomma pallidum Jackson, 1913
• Porrhomma pygmaeum
• Porrhomma rosenhaueri
• Praestigia duffeyi
• Rhaebothorax morulus
• Saaristoa abnormis
• Saaristoa firma
• Saloca diceros
• Satilatlas britteni
• Savignia frontata
• Semljicola fausta = Eboria
• Silometopus ambiguus
• Silometopus elegans
• Silometopus incurvatus
• Silometopus reussi
• Sintula corniger
• Stemonyphantes lineatus
• Styloctetor stativus
• Tallusia experta
• Tapinocyba insecta
• Tapinocyba pallens
• Tapinocyba praecox
• Tapinopa longidens
• Taranucnus setosus
• Thyreosthenius parasiticus
• Tiso vagans
• Tmeticus affinis
• Trichoncus saxicola
• Trichopterna thorelli
• Troxochrus cirrifrons
• Troxochrus scabriculus
• Typhochrestus digitatus
• Walckenaeria acuminata
• Walckenaeria alticeps
• Walckenaeria antica
• Walckenaeria atrotibialis
• Walckenaeria capito
• Walckenaeria clavicornis
• Walckenaeria corniculans
• Walckenaeria cucullata
• Walckenaeria cuspidata Blackwall, 1833
• Walckenaeria dysderoides
• Walckenaeria kochi
• Walckenaeria monoceros
• Walckenaeria nodosa
• Walckenaeria nudipalpis
• Walckenaeria unicornis O.P.-Cambridge, 1861
• ''Walckenaeria vigilax''

Family [Liocranidae] (Liocranid sac spiders)

• Agraecina striata
• Agroeca proxima
• Liocranum rupicola
• Phrurolithus festivus
• Scotina gracilipes
• ''Scotina celans''

Family [Lycosidae] (wolf spiders)

• Alopecosa cuneata
• Alopecosa pulverulenta
• Arctosa cinerea
• Arctosa leopardus
• Arctosa perita
• Pardosa agrestis
• Pardosa agricola
• Spotted wolf spider
• Pardosa lugubris
• Pardosa monticola
• Pardosa nigriceps
• Pardosa palustris
• Pardosa prativaga
• Pardosa purbeckensis O.P.-Cambridge, 1895
• Pardosa pullata
• Pardosa saltans Töpfer-Hofmann, 2000
• Pirata hygrophilus Thorell, 1872
• Pirata latitans
• Pirata piraticus
• Pirata piscatorius
• Pirata tenuitarsis Simon, 1876
• Pirata uliginosus
• Trochosa ruricola
• Trochosa spinipalpis
• ''Trochosa terricola''

Family [Mimetidae] (pirate spiders)

• Ero cambridgei
• ''Ero furcata''

Family [Miturgidae]

• ''Zora spinimana''

Family [Nesticidae] (scaffold web spiders)

• ''Nesticus cellulanus''

Family [Oonopidae] (goblin spiders)

• Oonops domesticus
• ''Oonops pulcher''

Family [Philodromidae] (running crab spiders)

• Philodromus aureolus
• Philodromus cespitum
• Philodromus dispar Walckenaer, 1826
• Philodromus emarginatus
• Thanatus striatus
• Tibellus maritimus
• ''Tibellus oblongus''

Family [Pholcidae] (cellar spiders)

• Skull spider

Family [Pisauridae] (nursery web spiders)

• Raft spider
• ''Pisaura mirabilis''

Family [Salticidae] (jumping spiders)

• Calositticus caricis
• Euophrys frontalis
• Evarcha falcata
• Heliophanus cupreus
• Heliophanus flavipes
• Marpissa nivoyi
• Neon reticulatus
• Neon robustus Lohmander, 1945
• Pseudeuophrys erratica
• Pseudeuophrys lanigera
• Salticus scenicus
• Salticus cingulatus
• Sitticus floricola
• Sitticus pubescens
• Talavera aequipes
• Talavera petrensis C.L. Koch, 1837

Family [Segestriidae] (tube-dwelling spiders)

• Snake-back spider

Family [Scytodidae]

• Scytodes thoracica Latreille, 1804

Family [Sparassidae]

• ''Micrommata roseum''

Family [Tetragnathidae] (long-jawed orb weavers)

• European cave spider
• Metellina mengei
• Metellina merianae
• Metellina segmentata
• Pachygnatha clercki
• Pachygnatha degeeri
• Pachygnatha listeri Sundevall, 1830
• Tetragnatha extensa
• Tetragnatha montana Simon, 1874
• Tetragnatha nigrita Lendl, 1886
• Tetragnatha obtusa C.L. Koch, 1837
• Tetragnatha pinicola L. Koch, 1870
• Tetragnatha striata L. Koch, 1862

Family [Theridiidae] (tangle-web spiders)

• Achaearanea lunata = Parasteatoda
• Achaearanea tepidariorum = Parasteatoda
• Anelosimus vittatus
• Asagena phalerata
• Crustulina sticta
• Cryptachaea riparia
• Dipoena melanogaster
• Dipoena tristis
• Enoplognatha ovata
• Enoplognatha latimana Hippa & Oksala 1982
• Enoplognatha thoracica
• Episinus angulatus
• Episinus truncatus
• Euryopis flavomaculata
• Neottiura bimaculata
• Paidiscura pallens
• Pholcomma gibbum
• Platnickina tincta
• Robertus arundineti
• Robertus lividus
• Robertus neglectus
• Rugathodes bellicosus
• Rugathodes instabilis
• Simitidion simile
• Rabbit-hutch spider
• Steatoda grossa
• Steatoda nobilis
• Steatoda paykulliana
• Theonoe minutissima
• Theridion blackwalli O.P.-Cambridge, 1871
• Theridion impressum L.Koch, 1881 = Phylloneta
• Theridion melanurum Hahn, 1831
• Theridion mystaceum L.Koch, 1870
• Theridion sisyphium = Phylloneta
• ''Theridion varians''

Family [Theridiosomatidae] (ray spiders)

• ''Theridiosoma gemmosum''

Family [Thomisidae] (crab spiders)

• Diaea dorsata
• Goldenrod crab spider
• Ozyptila atomaria
• Ozyptila brevipes
• Ozyptila sanctuaria
• Ozyptila trux
• Ozyptila praticola
• Xysticus audax
• Xysticus cristatus
• Xysticus erraticus
• Xysticus lanio
• Xysticus luctuosus
• Xysticus sabulosus
• ''Xysticus ulmi''

Family [Uloboridae] (hackled orb weavers)

• ''Hyptiotes paradoxus''

Further information

• Fauna Europaea

Identification

• Jones, Dick, 1983 The Country Life Guide to spiders of Britain and Northern Europe Country Life Books/Hamlyn
• Jones-WaltersL.M., Keys to Families of British Spiders AIDGAP Guide, Field Studies Council No. 197, 1989.
• Locket, G.H. and Millidge, A.F. British Spiders. Vol I 1951, Vol II 1953 Ray Society of London.
• Locket, G.H., Millidge, A.F. and Merrett P. British Spiders Vol III 1974 Ray Society of London.
• Roberts, Michael J., The Spiders of Great Britain and Ireland Vols I, II, 1985, III 1987. Harley Books
• Roberts, Michael J., 1993 The Spiders of Great Britain and Ireland Compact Edition Harley Books, 1993
• Roberts, Michael J., 1995 Collins Field Guide: Spiders of Britain and Northern Europe Harper Collins