Claparedrilus torquatus Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Lumbricillus Ørsted, 1844 (additional source)
Lumbricillus arenarius (Michaelsen, 1889) accepted as Paralumbricillus arenarius (Michaelsen, 1889) (new combination reference)
Lumbricillus bibulbus Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Lumbricillus boreas Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Lumbricillus cervisiae Kossmagk-Stephan, 1983 accepted as Paralumbricillus cervesiae (Kossmagk-Stephan, 1983) (new combination reference)
Lumbricillus christenseni Tynen, 1966 accepted as Paralumbricillus christenseni (Tynen, 1966) (new combination reference)
Lumbricillus crymodes (Stephenson, 1922) accepted as Paralumbricillus crymodes (Stephenson, 1922) (new combination reference)
Lumbricillus dubius (Stephenson, 1911) accepted as Paralumbricillus dubius (Stephenson, 1911) (new combination reference)
Lumbricillus elisae Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Lumbricillus eltoni (Stephenson, 1924) accepted as Paralumbricillus eltoni (Stephenson, 1924) (new combination reference)
Lumbricillus eudioptus (Bülow, 1955) accepted as Paralumbricillus eudioptus (von Bülow, 1955) (new combination reference)
Lumbricillus muscicolus (Stephenson, 1924) accepted as Paralumbricillus muscicolus (Stephenson, 1924) (new combination reference)
Lumbricillus nielseni Nurminen, 1965 accepted as Paralumbricillus nielseni (Nurminen, 1965) (new combination reference)
Lumbricillus scoticus Elmhirst & Stephenson, 1926 (additional source)
Lumbricillus westheidei Kossmagk-Stephan, 1983 accepted as Paralumbricillus westheidei (Kossmagk-Stephan, 1983) (new combination reference)
Paralumbricillus Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Paralumbricillus arenarius (Michaelsen, 1889) (basis of record)
Paralumbricillus bicornis Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Paralumbricillus bilobatus Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Paralumbricillus cervesiae (Kossmagk-Stephan, 1983) (basis of record)
Paralumbricillus christenseni (Tynen, 1966) (basis of record)
Paralumbricillus crymodes (Stephenson, 1922) (basis of record)
Paralumbricillus dubius (Stephenson, 1911) (basis of record)
Paralumbricillus eltoni (Stephenson, 1924) (basis of record)
Paralumbricillus eudioptus (von Bülow, 1955) (basis of record)
Paralumbricillus lofotensis Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Paralumbricillus muscicolus (Stephenson, 1924) (basis of record)
Paralumbricillus nielseni (Nurminen, 1965) (basis of record)
Paralumbricillus sanguineus Klinth & Rota, 2024 in Klinth et al, 2024 (original description)
Paralumbricillus westheidei (Kossmagk-Stephan, 1983) (basis of record)
Randidrilus westheidei (Kossmagk-Stephan, 1983) accepted as Lumbricillus westheidei Kossmagk-Stephan, 1983 accepted as Paralumbricillus westheidei (Kossmagk-Stephan, 1983) (additional source)

Denmark for Lumbricillus elisae Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Claparedrilus torquatus Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Lumbricillus bibulbus Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Lumbricillus boreas Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Lumbricillus elisae Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Paralumbricillus bicornis Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Paralumbricillus bilobatus Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Paralumbricillus lofotensis Klinth & Rota, 2024 in Klinth et al, 2024 
Norway for Paralumbricillus sanguineus Klinth & Rota, 2024 in Klinth et al, 2024 
Spain for Lumbricillus elisae Klinth & Rota, 2024 in Klinth et al, 2024 
Sweden for Lumbricillus elisae Klinth & Rota, 2024 in Klinth et al, 2024 

Holotype ZMBN 110970, geounit Norway, identified as Claparedrilus torquatus Klinth & Rota, 2024 in Klinth et al, 2024
Holotype ZMBN 129201, geounit Norway, identified as Lumbricillus boreas Klinth & Rota, 2024 in Klinth et al, 2024
Holotype ZMBN 129381, geounit Norway, identified as Paralumbricillus sanguineus Klinth & Rota, 2024 in Klinth et al, 2024
Holotype ZMBN 153285, geounit Norway, identified as Paralumbricillus lofotensis Klinth & Rota, 2024 in Klinth et al, 2024
Holotype ZMBN 153402, geounit Norway, identified as Paralumbricillus bicornis Klinth & Rota, 2024 in Klinth et al, 2024
Holotype ZMBN 153439, geounit Norway, identified as Lumbricillus bibulbus Klinth & Rota, 2024 in Klinth et al, 2024
Holotype SMNH 9896, geounit Denmark, identified as Lumbricillus elisae Klinth & Rota, 2024 in Klinth et al, 2024
Holotype NTNU VM-74104, geounit Norway, identified as Paralumbricillus bilobatus Klinth & Rota, 2024 in Klinth et al, 2024

 Etymology

 for Claparedrilus torquatus Klinth & Rota, 2024 in Klinth et al, 2024

The name refers to the large ectal glands forming a collar at the ectal end of the spermathecae (Latin torquatus, ... [details]

 Etymology

 for Lumbricillus bibulbus Klinth & Rota, 2024 in Klinth et al, 2024

The name is Latin for two bulbs, referring to the bilobed penial bulbs of this species [details]

 Etymology

 for Lumbricillus boreas Klinth & Rota, 2024 in Klinth et al, 2024

Noun in apposition, from the Greek god of the North Wind [details]

 Etymology

 for Lumbricillus elisae Klinth & Rota, 2024 in Klinth et al, 2024

Named after the first author’s sister who collected the specimen we designate as the holotype [details]

 Etymology

 for Paralumbricillus Klinth & Rota, 2024 in Klinth et al, 2024

The prefix para, Greek for “next to”, refers to the close phylogenetic relationship to Lumbricillus, in which ... [details]

 Etymology

 for Paralumbricillus bicornis Klinth & Rota, 2024 in Klinth et al, 2024

Latin, from bi-, two, and cornu for horn, describing the horns extending from the penial bulb. [details]

 Etymology

 for Paralumbricillus bilobatus Klinth & Rota, 2024 in Klinth et al, 2024

Referring to the bilobed structure of the penial bulbs [details]