- Aeolosoma beddardi
- Aeolosoma evelinae
- Aeolosoma flavum
- Aeolosoma gertae
- Aeolosoma gineti
- Aeolosoma headleyi
- Aeolosoma hemprichi
- Aeolosoma hyalinum
- Aeolosoma japonicum
- Aeolosoma leidyi
- Aeolosoma litorale
- Aeolosoma marcusi
- Aeolosoma niveum
- Aeolosoma olivaceum
- Aeolosoma psammophilum
- Aeolosoma quaternarium
- Aeolosoma sawayai
- Aeolosoma tenebrarum
- Aeolosoma travancorense
- Aeolosoma variegatum
- Aeolosoma viride
- Allolobophora chlorotica
- Amphichaeta leydigi
- Amphichaeta sannio
- Aporrectodea caliginosa
- Aporrectodea handlirschi
- Aporrectodea limicola
- Arcteonais lomondi
- Aulodrilus japonicus
- Aulodrilus limnobius
- Aulodrilus pigueti
- Aulodrilus pluriseta
- Aulophorus furcatus
- Bichaeta sanguinea
- Bothrioneurum vejdovskyanum
- Branchiobdella astaci
- Branchiobdella balcanica
- Branchiobdella hexodonta
- Branchiobdella italica
- Branchiobdella parasita
- Branchiobdella pentodonta
- Branchiura sowerbyi
- Cambarincola mesochoreus
- Cernosvitoviella atrata
- Cernosvitoviella goodhui
- Cernosvitoviella immota
- Cernosvitoviella microtheca
- Cernosvitoviella minor
- Cernosvitoviella palustris
- Cernosvitoviella sphaerotheca