List of Annelida of Ireland

This is a list of the Annelida recorded from Ireland. In Ireland the number of species is:
 * Class Polychaeta 404 species
 * Class Clitellata
 * Subclass Oligochaeta 179 species
 * Subclass Hirudinea 32 species

Taxonomy Here the leeches and oligochaetes are placed together in the Class Clitellata. The marine Polychaeta are ranked as a Class. These groups (and the Annelida) may be monophyletic, paraphyletic or polyphyletic. (Rouse and Pleijel, 2001).

Family Chrysopetalidae
2 species

Family Pisionidae
First segment projects forward of the head. Pisione.

1 species

Family Aphroditidae
"Felt"-covered scale worms. Aphrodita, Laetmonice, Palmyra (Palmyridae)

4 species including
 * Aphrodita aculeata

Family Polynoidae
29 species including
 * Alentia gelatinosa
 * Gattyana cirrosa
 * Lepidonotus squamatus

Family Pholoidae
Minute scale worms. Dorsal scales ringed. Pholoe, Pholoides images of Pholoidae

4 species

Family Sigalionidae
Scale worms (with dorsal scales) and compound neurosetae. Sigalion, Psammolyce, Sthenelais.

8 species including
 * Sigalion mathildae

Family Phyllodocidae
Active predators with leaf-like dorsal cirri, notopodia otherwise reduced. Phyllodoce, Eumida Eteone and many others.

38 species including
 * Eulalia viridis
 * Eteone foliosa
 * Eteone longa
 * Eumida sanguinea
 * Hesionura elongata
 * Phyllodoce lineata
 * Phyllodoce maculata
 * Phyllodoce rosea

Family Chaetopteridae
1 species
 * Chaetopterus variopedatus

Family Lacydoniidae
A small obscure family, perhaps with hesionid affinities. Short body and proboscis unarmed. Lacydonia.

1 species

Family Alciopidae
Slender pelagic forms with giant eyes. Vanadis, Alciopa. 3 species

Family Lopadorrhynchidae
Short pelagic forms. Lopadorrhynchus.

5 species

Family Typhloscolecidae
Transparent pelagic group with tapering bodies and foliaceous segmental cirri. Sagitella, Typhloscolex, Travisiopsis.

2 species

Family Tomopteridae
Flattened pelagic forms with long cirri on segment-two. Tomopteris

2 species

Family Glyceridae
Cylindrical forms with a conical prostomium and four jaws. Glycera, Hemipodus.

1 species
 * Glycera alba

Family Goniadidae
Similar to Glyceridae with the anterior parapodia uniramous, multiple jaw- pieces, and chevron structures on the proboscis. Goniada, Glycinde.

3 species

Family Sphaerodoridae
Dorsal rows of spherical tubercles. Sphaerodorum.

4 species

Family Hesionidae
10 species

Family Pilargidae
1 species

Family Syllidae
38 species including
 * Haplosyllis spongicola
 * Sphaerosyllis levantina
 * Syllis prolifera

Family Nereididae
10 species including
 * Alitta succinea
 * Alitta virens
 * Hediste diversicolor
 * Platynereis dumerilii
 * Eunereis longissima

Family Nephtyidae
11 species including
 * Nephtys cirrosa

Family Amphinomidae
3 species

Family Spintheridae
1 species

Family Onuphidae
1 species

Family Eunicidae
8 species

Family Lumbrineridae
A Eunicida group lacking notopodia and with reduced or absent dorsal head appendages. Lumbrineris, Ninoe, Lysarete.

5 species

Family Oenonidae
Similar to Lumbrineridae with long maxillary carriers. Arabella, Drilonereis, Oenone.

3 species

Family Dorvilleidae
A Eunicida group with multiple jaw elements. Dorvillea, Ophryotrocha

6 species including
 * Protodorvillea kefersteini

Family Orbiniidae
3 species

Family Paraonidae
Resembling Spionidae (but unrelated). With or without a single antenna, with gills, and without palps. Paraonis, Aricidea.

13 species

Family Apistobranchidae
1 species

Family Poecilochaetidae
Fragile forms with stiff parapodial lobes and multiple simple setal types. Poecilochaetus.

1 species

Family Spionidae
31 species including
 * Aonides paucibranchiata
 * Scolelepis bonnieri
 * Scolelepis squamata
 * Spiophanes bombyx

Family Magelonidae
Small forms with a shovel-like head and papillose palp pair. Magelona.

5 species

Family Cirratulidae
12 species including
 * Cirratulus cirratus

Family Cossuridae
Slender forms with a single median palp on dorsal side of one anterior setiger.

1 species

Family Flabelligeridae
Papillated body and cross-barred setae. Flabelligera, Diplocirrus, Brada.

4 species including
 * Diplocirrus glaucus
 * Diplocirrus incognitus

Family Acrocirridae
1 species

Family Capitellidae
9 species including
 * Heteromastus filiformis

Family Arenicolidae
3 species including
 * Arenicola marina

Family Maldanidae
Bamboo worms. Long and cylindrical and truncate at one or both ends. Most with long, cylindrical segments with a pair of nuchal slits and a median cephalic keel. Maldane, Axiothella, Rhodine, Nicomache.

10 species

Family Opheliidae
9 species including
 * Ophelina acuminata
 * Thoracophelia flabellifera
 * Ophelia limacina

Family Scalibregmatidae
Maggot-like or anteriorly inflated group with a small T-shaped prostomium. Scalibregma, Hyboscolex.

4 species including
 * Scalibregma inflatum

Family Nerillidae
1 species
 * Nerilla antennata

Family Polygordiidae
Elongate nematode-like forms without setae, and with a stiff frontal tentacle pair. Polygordius.

2 species

Family Protodrilidae
Minute forms without setae and with a flexible tentacle pair (near-frontal, but separated). They live in spaces between sediment grains. Protodrilus.

1 species

Order Polychaeta incertae sedis

 * Dinophilus taeniatus

Family Saccocirridae
1 species

Family Oweniidae
2 species

Family Pectinariidae
3 species

Family Sabellariidae
3 species including
 * Sabellaria alveolata
 * Sabellaria spinulosa
 * Sabella spallanzanii

Family Ampharetidae
Forms with no posterior notosetae and usually with simple, transversely-arranged gills. Ampharete, Melinna

5 species including
 * Ampharete acutifrons

Family Trichobranchidae
Resemble Terebellidae but have long-handled hooks. Terebellides. 2 species

Family Terebellidae
23 species including
 * Lanice conchilega
 * Thelepus cincinnatus
 * Lagis koreni

Family Sabellidae
19 species including
 * Sabella pavonina

Family Serpulidae
8 species including
 * Janua pagenstecheri
 * Ficopomatus enigmaticus
 * Serpula vermicularis
 * Pomatoceros triqueter
 * Pomatoceros lamarckii

Family Spirorbidae
Small asymmetric fan worms with coiled calcareous tubes cemented to algae and rock. Spirorbis.

8 species including
 * Spirorbis spirorbis

Family Myzostomatidae
1 species

Class Aphanoneura

Family Aeolosomatidae

 * Aeolosoma hemprichi
 * Aeolosoma variegatum

Class Clitellata Subclass Oligochaeta

Family Acanthodrilidae
1 species

Family Octochaetidae
1 species

Family Lumbricidae
26 species
 * Allolobophora chlorotica
 * Allolobophoridella eiseni
 * Aporrectodea caliginosa
 * Aporrectodea cupulifera
 * Aporrectodea icterica
 * Aporrectodea limicola
 * Aporrectodea longa
 * Aporrectodea rosea
 * Dendrobaena attemsi
 * Dendrobaena hortensis
 * Dendrobaena octaedra
 * Dendrobaena veneta
 * Dendrodrilus rubidus
 * Dendrodrilus subrubicundus
 * Eisenia fetida
 * Eisenia parva
 * Eiseniella tetraedra
 * Helodrilus oculatus
 * Lumbricus castaneus
 * Lumbricus festivus
 * Lumbricus friendi
 * Lumbricus rubellus
 * Lumbricus terrestris
 * Murchieona minuscula
 * Octolasion cyaneum
 * Octolasion lacteum
 * Satchellius mammalis

Family Enchytraeidae
96 species

Family Naididae
50 species

Family Lumbriculidae
5 species

Class Clitellata Subclass Hirudinea

Family Erpobdellidae
5 species

Family Hirudinidae
1 species
 * Hirudo medicinalis

Family Glossiphoniidae
7 species

Family Ozobranchidae
2 species

Family Piscicolidae
17 species