Contributions to the knowledge of the genus Trichodrilus Claparde (Lumbriculidae, Clitellata) with the description of new groundwater species from Spain.

The freshwater genus Trichodrilus Claparde is a common member of the invertebrate stygofauna (obligate groundwater fauna) of central and southern Europe. This study focuses on some of the smallest representatives of Trichodrilus worms from groundwate…

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