List of crustaceans of Ireland

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There are 1,774 species of crustaceans recorded in Ireland.^{[1][2][3][4][5][6][7][8][9]}

Crustaceans are arthropods of the subphylum Crustacea. Most are aquatic, such as shrimp, barnacles, lobsters, crayfish, krill, but some are also adapted for land living, such as woodlice and crabs.

Class Branchiopoda (water fleas, etc.)[]

Order Anomopoda[]

Family Bosminidae[]

• Bosmina

Family Chydoridae[]

41 species including

Family Eurycercidae[]

• Eurydice pulchra

Family Ilyocryptidae[]

Family Daphniidae[]

12 species including

• Daphnia longispina
• Daphnia pulex

Family Macrothricidae[]

8 species

Order Ctenopoda[]

Family Sididae[]

3 species

• Sida crystallina

Family Holopediidae[]

1 species

Order Haplopoda[]

Family Leptodoridae[]

1 species

Order Onychopoda[]

Family Polyphemidae[]

1 species

• Polyphemus pediculus

Family Cercopagididae[]

2 species

Family Podonidae[]

4 species

Class Malacostraca[]

Order Leptostraca[]

Family Nebaliidae[]

2 species including

• Nebalia bipes

Order Stomatopoda[]

Family Nannosquillidae[]

1 species

Family Squillidae[]

1 species

Order Amphipoda[]

Family Aoridae[]

15 species including

• Aora gracilis
• Microdeutopus anomalus

Family Ampeliscidae[]

15 species including

• Ampelisca brevicornis

Family Ampithoidae[]

6 species including

• Sunamphitoe pelagica

Family Calliopiidae[]

• Calliopius laeviusculus

Family Caprellidae (skeleton shrimps, ghost shrimps)[]

11 species including

• Caprella equilibra
• Caprella linearis
• Caprella mutica (Japanese skeleton shrimp)
• Pariambus typicus

Family Cheirocratidae[]

1 species

• Cheirocratus sundevalli

Family Corophiidae[]

14 species including

• Corophium arenarium
• Corophium crassicorne
• Corophium curvispinum
• Corophium volutator

Family Crangonyctidae[]

1 species

Family Eusiridae[]

6 species

Family Calliopidae[]

1 species

Family Dexaminidae[]

8 species including

Family Eulimnogammaridae[]

Family Gammaridae[]

15-16 species

• Gammarus lacustris
• Gammarus locusta
• Gammarus pulex

Family Gammarellidae[]

2 species

Family Megaluropidae[]

1 species

• Megaluropus agilis

Family Talitridae (landhoppers, sandhoppers, sand fleas)[]

6 species

• Orchestia gammarellus
• Talitrus saltator

Family Melphidippidae[]

2 species

Family Haustoriidae[]

1 species

Family Hyperiidae[]

7 species including

• Hyperia galba

Family Hyalidae[]

6 species

Family Ischyroceridae[]

14 species including

• Jassa falcata (scud)

Family Leucothoidae[]

4 species

Family Colomastigidae[]

1 species

Family Cressidae[]

1 species

Family Stenothoidae[]

10 species including

• Stenothoe marina

Family Lysianassidae[]

42 species including

• Orchomenella nana

Family Synopiidae[]

2 species

Family Argissidae[]

1 species

Family Iphimediidae[]

6 species

Family Stegocephalidae[]

1 species

Family Acanthonotozomellidae[]

1 species

Family Epimeriidae[]

1 species

Family Liljeborgiidae[]

3 species

Family Pardaliscidae[]

1 species

Family Melitidae[]

13 species including

• Melita palmata
• Abludomelita obtusata
• Maerella tenuimana

Family Niphargidae[]

3 species

• subsp. irlandicus
• Niphargus wexfordensis

Family Oedicerotidae[]

11 species including

• Pontocrates altamarinus
• Pontocrates arenarius
• Monocorophium acherusicum

Family Pleustidae[]

5 species

Family Amphilochidae[]

5-6 species including

• Amphilochus neapolitanus

Family Cyproideidae[]

1 species

Family Phoxocephalidae[]

8-9 species

Family Photidae[]

8 species including

• Gammaropsis nitida

Family Pontoporeiidae[]

7 species

• Bathyporeia elegans
• Bathyporeia guilliamsoniana
• Bathyporeia pelagica
• Bathyporeia pilosa
• Bathyporeia tenuipes

Family Urothoidae[]

3 species

• Urothoe brevicornis
• Urothoe elegans
• Urothoe marina
• Urothoe poseidonis

Family Isaeidae[]

2 species including

• Microprotopus maculatus

Family ^{[check spelling]}[]

1 species

Family Cheluridae[]

1 species

Family Dulichiidae[]

2 species

Family Podoceridae[]

3 species

Family Phtisicidae[]

2 species

Family Mimonectidae[]

2? species

Family Scinidae[]

10 species

Family Lanceolidae[]

5 species

Family Vibiliidae[]

4 species

Family Cystisomatidae[]

4 species

Family Dairellidae[]

1 species

Family Phronimidae[]

1 species

Family Phrosinidae[]

3 species

Family Pronoidae[]

1species

Family Brachyscelidae[]

1 species

Family Tryphanidae[]

1 species

Family Platyscelidae[]

1 species

Order Bathynellacea[]

Family Bathynellidae[]

1 species

Order Cumacea (hooded shrimp, comma shrimp)[]

Family Bodotriidae[]

9 species including

• Bodotria scorpioides
• Cumopsis goodsiri
• Vaunthompsonia cristata

Family Diastylidae[]

12 species including

• Diastylis bradyi
• Diastylis laevis
• Diastylis rathkei

Family Leuconidae[]

2 species

Family Nannastacidae[]

6 species

Family Pseudocumatidae[]

2 species

• Pseudocuma longicorne
• Pseudocuma simile

Family Lampropidae[]

2 species

Order Euphausiacea[]

Family Bentheuphausiidae[]

1 species

Family Euphausiidae[]

13 species

Order Decapoda[]

Family Aristeidae[]

1 species

Family Benthesicymidae[]

2 species

Family Solenoceridae[]

1 species

Family Sergestidae[]

3 species

Family Stenopodidae[]

1 species

Family Pasiphaeidae[]

4 species

Family Oplophoridae[]

9 species

Family Bresiliidae[]

1 species

Family Nematocarcinidae[]

2 species

Family Palaemonidae[]

6 species

Family Processidae[]

2 species

Family Lithodidae[]

2 species

Family Chirostylidae[]

3 species

Family Homolidae[]

1 species

Family Cymonomidae[]

1 species

Family Glyphocrangonidae[]

1 species

Family Laomediidae[]

1 species

Family Polychelidae[]

8 species

Family Akanthophoreidae[]

Family Alpheidae (snapping shrimp, pistol shrimp, alpheid shrimp)[]

3 species including

Family Astacidae (freshwater crayfish)[]

1 species

• Austropotamobius pallipes (white-clawed crayfish, Atlantic stream crayfish)

Family Atelecyclidae[]

1 species

• Atelecyclus rotundatus (circular crab, round crab, old man's face crab)

Family Thiidae[]

1 species

Family Axiidae[]

2 species including

Family Callianassidae[]

2 species including

• Callianassa subterranea (mud shrimp, ghost shrimp)

Family Calliopiidae[]

Family Cancridae[]

2 species including

• Cancer pagurus (edible crab, brown crab)

Family Corystidae[]

1 species

• Corystes cassivelaunus (masked crab, helmet crab, sand crab)

Family Crangonidae[]

11 species including

• Crangon allmanni
• Crangon crangon (brown shrimp, common shrimp, bay shrimp, sand shrimp)

Family Diogenidae (left-handed hermit crabs)[]

1 species

• Diogenes pugilator (small hermit crab, south-claw hermit crab)

Family Epialtidae[]

Family Galatheidae[]

10 species including

• Galathea intermedia
• Galathea squamifera (black squat lobster, Montagu's plated lobster)
• Galathea strigosa
• Munida rugosa (rugose squat lobster, plated lobster)

Family Goneplacidae[]

1 species

• Goneplax rhomboides (angular crab)

Family Grapsidae (marsh crabs, shore crabs, talon crabs)[]

2 species including

• Eriocheir sinensis (Chinese mitten crab, Shanghai hairy crab)

Family Hippolytidae (broken-back shrimp, anemone shrimp)[]

13 species including

Family Inachidae[]

• Inachus dorsettensis (scorpion spider crab)
• Inachus phalangium (Leach's spider crab)
• Macropodia rostrata (common spider crab, long-legged spider crab, long-legged crab)
• Macropodia tenuirostris (slender spider crab)

Family Leucosiidae[]

5 species including

• Ebalia tumefacta (Bryer's nut crab)

Family Majidae[]

17 species including

• Eurynome aspera
• Maja brachydactyla
• Maja squinado (European spider crab, spiny spider crab, spinous spider crab)

Family Nephropidae (lobsters)[]

• Homarus gammarus (European/common lobster)

3 species including

• Nephrops norvegicus (Norway lobster, Dublin Bay prawn, langoustine, scampi)

Family Paguridae[]

11 species including

• Pagurus bernhardus (common hermit crab, soldier crab)
• Pagurus prideaux

Family Parapaguridae[]

1 species

Family Oregoniidae[]

• Hyas araneus (great spider crab)
• Hyas coarctatus

Family Palaemonidae[]

• Palaemon elegans
• Palaemon serratus (common prawn)
• Palaemonetes varians (common ditch shrimp, river shrimp, Atlantic ditch shrimp)

Family Palinuridae[]

2 species including

• Palinurus elephas (European spiny lobster, crayfish, cray, common spiny lobster, Mediterranean lobster, red lobster)

Family Pandalidae[]

5 species including

• Pandalus montagui (pink shrimp, Aesop shrimp, Aesop prawn)

Family Pilumnidae[]

• Pilumnus hirtellus (bristly crab, hairy crab)

Family Pinnotheridae[]

2 species including

• Pinnotheres pisum (pea crab)

Family Pirimelidae[]

1 species

• Pirimela denticulata

Family Porcellanidae (porcelain crab)[]

2 species

• Pisidia longicornis (long-clawed porcelain crab)
• Porcellana platycheles (broad-clawed porcelain crab)

Family Portunidae (swimming crabs)[]

14 species including

• Carcinus maenas (European green crab, European shore crab)
• (wrinkled swimming crab)
• Liocarcinus depurator (harbour crab, sandy swimming crab)
• Liocarcinus holsatus (flying crab)
• Liocarcinus marmoreus (marbled swimming crab)
• Liocarcinus navigator (arch-fronted swimming crab)
• Liocarcinus pusillus (dwarf swimming crab)
• Necora puber (velvet crab)
• (pennant's swimming crab)

Family Geryonidae[]

3 species

Family Thoridae (broken-back shrimp, anemone shrimp)[]

Family Upogebiidae[]

2 species

• Upogebia deltaura

Family Xanthidae (mud crabs, pebble crabs, rubble crabs)[]

6 species including

• Xantho hydrophilus

Order Isopoda[]

Family Anthuridae[]

Family Arcturidae[]

3 species

Family Armadillidiidae (pill bugs, roly polies, doodle bugs)[]

7 species

• Armadillidium vulgare (pill-bug, pill woodlouse, roly-poly, doodle bug, potato bug, carpenter)

Family Asellidae[]

• Asellus aquaticus (waterlouse, aquatic sowbug, water hoglouse)
• Proasellus meridianus (one-spotted waterlouse, one-spotted water-slater)

Family Atylidae[]

• Nototropis swammerdamei
• Nototropis falcatus

Family Cirolanidae[]

10 species

• Eurydice pulchra (speckled sea louse)
• Eurydice affinis

Family Idoteidae[]

8 species

• Idotea granulosa
• Idotea linearis
• Idotea neglecta
• Idotea pelagica

Family Janiridae[]

10 species

• Jaera albifrons

Family Ligiidae[]

1 species

• Ligia oceanica (sea slater, common sea slater, sea roach)

Family Limnoriidae (gribble worms)[]

2 species

• Limnoria lignorum (gribble)

Family Munnidae[]

4 species

Family Oniscidae[]

1 species

• Oniscus asellus (common woodlouse)

Family Philosciidae[]

1 species

• Philoscia muscorum (common striped woodlouse, fast woodlouse)

Family Porcellionidae[]

8 species

• Porcellio scaber (common rough woodlouse)
• Porcellionides pruinosus

Family Sphaeromatidae[]

• Lekanesphaera rugicauda ()

Family Trichoniscidae[]

13 species

• Androniscus dentiger (rosy / pink woodlouse)
• Trichoniscus pusillus (common pygmy woodlouse)

Family Paramunnidae[]

2 species

Family Pleurogonidae[]

2 species

Family Thambematidae[]

1 species

Family Desmosomatidae[]

2 species

Family Eurycopidae[]

6 species

Family Ischnomesidae[]

2 species

Family Munnopsididae[]

2 species

Family Bopyridae[]

7 species

Family Hemioniscidae[]

1 species

Family []

3 species

Family Styloniscidae[]

1species

Family Halophilosciidae[]

1 species

Family Platyarthridae[]

1 species

Family Cylisticidae[]

1 species

Family Leptanthuridae[]

1 species

Family Ancinidae[]

1 species

Family Aegidae[]

6 species

Family Dendrotiidae[]

2 species

Family Haploniscidae[]

10 species

Family Ilyarachnidae[]

1 species

Order Mysida (opossum shrimps)[]

Family Petalophthalmidae[]

3 species

Family Mysidae[]

66 species including

• Gastrosaccus spinifer
• Hemimysis anomala (bloody-red mysid)
• Mysis relicta
• Neomysis integer
• Praunus flexuosus (chameleon shrimp)

Order Tanaidacea (tanaids)[]

• (incerta sedis)

Family Tanaidae[]

1 species

• Tanais dulongii

Family Paratanaidae[]

2 species

Family Anarthruridae[]

3 species

Family Typhlotanaidae[]

2 species

Family Nototanaidae[]

1species

Family Neotanaidae[]

2 species

Family Apseudidae[]

1 species

Family Sphyrapidae[]

2 species

Class Maxillopoda[]

Order Arguloida[]

Family Argulidae (carp lice, fish lice)[]

2 species including

• Argulus foliaceus (common fish louse)

Order Misophrioida[]

Family Misophriidae[]

1 species

Order Calanoida[]

Family Calocalanidae[]

5 species including

Family Diaptomidae[]

6 species including

Family Temoridae[]

4 species

Family Metridinidae[]

10 species

Family Centropagidae[]

6 species

Family Lucicutiidae[]

8 species

Family Heterorhabdidae[]

12 species

Family Augaptilidae[]

28 species

Family Arietellidae[]

6 species

Family Nullosetigeridae[]

2 species

Family Pseudocyclopidae[]

2 species

Family Candaciidae[]

6 species

Family Pontellidae[]

4 species

Family Parapontellidae[]

1 species

Family Bathypontiidae[]

1 species

Family Acartiidae[]

4 species

Family Clausocalanidae[]

5 species

Family Calanidae[]

7 species

Family Mecynoceridae[]

1 species

Family Eucalanidae[]

4 species

Family Megacalanidae[]

3 species

Family Paracalanidae[]

3 species

Family Spinocalanidae[]

7 species

Family Aetideidae[]

35 species

Family Euchaetidae[]

12 species

Family Phaennidae[]

12 species

Family Scolecitrichidae[]

22 species

Family Diaixidae[]

2 species

Family Stephidae[]

3 species

Family Tharybidae[]

3 species

Family Pseudocyclopiidae[]

1 species

Order Kentrogonida[]

Family Sacculinidae[]

1 species

• Sacculina carcini

Order Apygophora[]

Family Trypetesidae[]

2 species

Order Cyclopoida[]

Family Enteropsidae[]

Family Oithonidae[]

6 species

Family Cyclopinidae[]

8 species

Family Oithonidae[]

6 species

Family Cyclopinidae[]

8 species

Family Cyclopidae[]

41 species

Family Notodelphyidae[]

23 species

Family Ascidicolidae []

12 species

Order Harpacticoida[]

Family Cylindropsyllidae[]

3 species

Family Dactylopusiidae[]

Family Harpacticidae[]

12 species

• Tigriopus brevicornis (tigger-pod)

Family Longipediidae[]

6 species

Family Canuellidae[]

2 species

Family Aegisthidae[]

2 species

Family Ectinosomatidae[]

16-17 species

Family Darcythompsoniidae[]

2 species

Family Euterpinidae[]

1 species

Family Tachidiidae[]

5 species

Family Thompsonulidae[]

1 species

Family Tisbidae[]

18 species

Family Porcellidiidae[]

4-5 species

Family Peltidiidae[]

8 species

Family Clytemnestridae[]

2 species

Family Tegastidae[]

4 species

Family Thalestridae[]

34 species

Family Ambunguipedidae[]

1 species

Family Balaenophilidae[]

1 species

Family Parastenheliidae[]

1 species

Family Diosaccidae[]

38 species

Family Metidae[]

1 species

Family Ameiridae[]

23 species

Family Paramesochridae[]

5 species

Family Tetragonicipitidae[]

6 species

Family Canthocamptidae[]

26 species

Family Orthopsyllidae[]

1 species

Family Leptastacidae[]

2 species

Family Cletodidae[]

8 species

Family Huntemanniidae[]

1 species

Family Rhizothricidae[]

3 species

Family Argestidae[]

2 species

Family Laophontidae[]

36 species

Family Laophontopsidae[]

1 species

Family Normanellidae[]

2 species

Family Ancorabolidae[]

3 species

Order Mormonilloida[]

Family Mormonillidae[]

2 species

Order Poecilostomatoida[]

Family Ergasilidae[]

3 species

Family Rhynchomolgidae[]

4 species

Family Macrochironidae[]

1 species

Family Sabelliphilidae[]

4 species

Family Lichomolgidae[]

16-17 species

Family Pseudanthessiidae[]

5 species

Family Oncaeidae[]

14 species

Family Sapphirinidae[]

2 species

Family Clausidiidae[]

3 species

Family Synaptiphilidae[]

1 species

Family Mytilicolidae[]

3 species

Family Anthessiidae[]

1 species

Family Myicolidae[]

1 species

Family Corycaeidae[]

2-3 species

Family Bomolochidae[]

2 species

Family Taeniacanthidae[]

2 species

Family Chondracanthidae[]

6 species

Family Splanchnotrophidae[]

3 species

Family Philichthyidae[]

1 species

Family Lamippidae[]

2 species

Family Synapticolidae[]

1 species

Family Phyllodicolidae[]

1 species

Family Herpyllobiidae[]

1 species

Order Siphonostomatoida[]

Family Rataniidae[]

1 species

Family Asterocheridae[]

16 species

Family Artotrogidae[]

1 species

Family Dyspontiidae[]

5 species

Family Nanaspididae[]

1 species

Family Micropontiidae[]

1 species

Family Cancerillidae[]

2 species

Family Nicothoidae[]

8 species

Family Melinnacheridae[]

1 species

Family Caligidae[]

18 species including

• Lepeophtheirus pectoralis

Family Trebiidae[]

1 species

Family Pandaridae[]

3 species

Family Cecropidae[]

3 species

Family Dichelesthiidae[]

1species

Family Hatschekiidae[]

1 species

Family Lernanthropidae[]

1 species

Family Pennellidae[]

6 species

Family Sphyriidae[]

2 species

Family Lernaeopodidae[]

10-11 species

Order Monstrilloida[]

Family Monstrillidae[]

7 species

Order Scalpellomorpha[]

Family Lepadidae[]

6 species

• Lepas anatifera (pelagic gooseneck barnacle, smooth gooseneck barnacle)
• Dosima fascicularis

Order Scalpelliformes[]

Family Scalpellidae[]

4 species including

Order Sessilia (acorn barnacles)[]

Family Coronulidae[]

2 species

Family Tetraclitidae[]

1 species

Family Archaeobalanidae[]

3 species including

• Semibalanus balanoides

Family Balanidae[]

6-7 species including

• Balanus balanus
• Balanus crenatus
• Balanus perforatus
• Elminius modestus

Family Chthamalidae[]

2 species

• Chthamalus montagui (Montagu's stellate barnacle)
• Chthamalus stellatus (Poli's stellate barnacle)

Family Pyrgomatidae[]

1 species

• Megatrema anglicum (Boscia anglica)

Family Verrucidae[]

1 species

• Verruca stroemia

Order Porocephalida[]

Family Linguatulidae[]

1 species

Order Platycopioida[]

Family Platycopiidae []

1species

Class Ostracoda (seed shrimps)[]

Order Myodocopida[]

Family Cylindroleberididae[]

2 species

Family Philomedidae[]

1species

Order Halocyprida[]

Family Polycopidae[]

2 species

Order Podocopida[]

Family Bythocytheridae[]

2-3 species

Family Cytheridae[]

1species

Family Cytherideidae[]

4 species

Family Krithidae[]

1 species

Family Cuneocytheridae[]

1 species

Family Cytheruridae[]

13 species

Family Hemicytheridae[]

5 species

Family Leptocytheridae[]

4 species

Family Limnocytheridae[]

5 species

Family Loxoconchidae[]

8 species

Family Neocytherideidae[]

1 species

Family Paradoxostomatidae[]

11 species

Family Trachyleberididae[]

6 species

Family Xestoleberididae[]

2 species

Family Darwinulidae[]

2 species

Family Candonidae[]

22 species including

Family Cyprididae[]

25 species including

• Cypris

Family Ilyocyprididae[]

2 species

Family Pontocyprididae[]

3 species

See also[]

• Crabs of the British Isles

References[]

• P. J. Hayward and J. S. Ryland Eds., 1999 The Marine Fauna of the British Isles and North-West Europe: Volume II: Molluscs to Chordates Oxford University Press ISBN 9780198575153
• Howson, C.M. & Picton, B.E.(eds) 1997. The species directory of the marine fauna and flora of the British Isles and surrounding seas.Ulster Museum and The Marine Conservation Society, Belfast and Ross-on-Wye.
• Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
• Ferriss, S. E., Smith, K. G. and Inskipp, T. P.(editors), 2009 Irish Biodiversity: a taxonomic inventory of fauna. Online here: http://www.npws.ie/publications/archive/IWM38.pdf]
• Roche C., Clarke S. & O’Connor B. (2005) Inventory of Irish marine wildlife publications. Irish Wildlife Manuals, No. 16. National Parks and Wildlife Service,Department of Environment, Heritage and Local Government, Dublin, Ireland.
• World Register of Marine Species

External links[]

• website Fauna Europaea (land and freshwater) finds 207 species in Ireland for Subphylum Crustacea