On a new gymnoblastic hydroid (Ichthyocodium sarcotretis) epizoic on a new parasitic copepod (Sarcotretes scopeli) infesting Scopelus glacialis Rhdt.
Published in Videnskabelige Meddeleser fra Dansk Naturhistorisk Forening, in 1911, in volume 64, pages 1-33
Date published:1911