Fend, S. V.; Brinkhurst, R. O. (2000). New species of Rhynchelmis (Clitellata, Lumbriculidae), with observations on the Nearctic species. Hydrobiologia. 428(1): 1-59.
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Fend, S. V.; Brinkhurst, R. O.
2000
New species of Rhynchelmis (Clitellata, Lumbriculidae), with observations on the Nearctic species