A revision of the French Telothelepodidae and Thelepodidae (Annelida, Terebelliformia), with descriptions of three species and first European record of a non-indigenous species

New Eremidrilus species (Clitellata: Lumbriculidae) from western North America. Part 1, species with two spermathecal segments

New species of Nereis (Annelida, Polychaeta, Nereididae) from Taiwanese waters

Anguillosyllis (Annelida: Syllidae) from multiple deep-water locations in the northern and southern hemispheres

Four new species of Amynthas earthworms in southeastern Vietnam (Annelida, Oligochaeta, Megascolecidae)

Two new species of Sphaerodoridae (Annelida) from the Gulf of Thailand

A literature revision of Pararhyacodrilus Snimščikova, 1986, with the erection of a new genus, Semernodrilus gen. nov. (Oligochaeta, Tubificidae, Rhyacodrilinae)

New record of the soft-bodied genus Franciscideres (Kinorhyncha) from Argentina, with notes on its movement and morphological variation

On the diversity of Terebellides (Annelida, Trichobranchidae) in West Africa, seven new species and the redescription of T. africana Augener, 1918 stat. prom.

Redescription of Leiocapitella atlantica Hartman, 1965 and description of a new species from the Southeast Brazil (Annelida, Capitellidae)

A further review of European Magelonidae (Annelida), including descriptions of Magelona equilamellae and Magelona filiformis

New species of aquatic oligochaetes (Annelida: Clitellata) from tufa barriers in Croatia

New species and records of the genus Syllis Savigny in Lamarck, 1818 (Annelida: Syllidae) from Socotra Archipelago (Indian Ocean)

New species and records of deep-water Orbiniidae (Annelida, Polychaeta) from the Eastern Pacific continental slope, abyssal Pacific Ocean, and the South China Sea

Validation of Owenia vieitezi Díaz-Díaz, Parapar & Moreira, a polychaete from the coast of Venezuela (Annelida: Oweniidae)

Bratislavia dadayi (Michaelsen 1905) (Annelida, Clitellata, Naididae): discovery of an alien oligochaete in a technogenic fresh water body in Ukraine

A new relictual species of Earthworm (Oligochaeta: Megascolecidae) from Central Australia

Myzostoma khanhkhoaensis (Myzostomida), a new myzostomid species from the Nhatrang Bay, Vietnam

More new Diplotrema earthworm species from southern Mexico (Annelida, Crassiclitellata, Acanthodrilidae, Acanthodrilinae)

The genus Paradoneis (Annelida: Paraonidae) from the Sea of Marmara, with descriptions of two new species

Description of a new Central African earthworm, Petroscolex centenarius gen. et sp. nov. (Crassiclitellata, Eudrilidae), celebrating the 100th birthday of Pietro Omodeo

A new species of the sanguinea-group Quatrefages, 1866 (Annelida: Eunicidae: Marphysa) from the Philippines

Revision of Hyalopale (Chrysopetalidae; Phyllodocida; Annelida): an amphi-Atlantic Hyalopale bispinosa species complex and five new species from reefs of the Caribbean Sea and Indo-Pacific Oceans

New Species of Cirratulidae (Annelida, Polychaeta) from the Caribbean Sea

Broad geographic sampling and DNA barcoding do not support the presence of Helobdella stagnalis (Linnaeus, 1758) (Clitellata: Glossiphoniidae) in North America

Redescription and new records of Polymorphus trochus (Van Cleave, 1945) (Polymorphida: Polymorphidae), in Mexico

Decimodrilus, a new enchytraeid genus from Korea (Annelida, Clitellata, Enchytraeidae)

Observations on the terrestrial leech Haemopis septagon Sawyer & Shelley, 1976 (Annelida: Hirudinea) from the Outer Banks, North Carolina, USA, with a revision of the species

Two new earthworm species of the genus Amynthas (Oligochaeta: Megascolecidae) from central Taiwan, with comments on some recent species assignments in Amynthas and Metaphire

Two new species of nereidids (Annelida, Polychaeta) from Taiwan

A new species and nine new records of Syllidae (Annelida) from the Socotra Archipelago (Indian Ocean)