First issued in release COL21.5.
Last used in release COL23.9
Published in
Gruithuisen, F. V. P. (1828). Über die Nais diaphana und Nais diastropha mit dem Nerven-und Blutsystem derselben. Nova Acta Physico-Medica Academiae Caesareae Leopoldino-Carolinae Naturae Curiosorum, 14(6): 407–420 + Plate I. https://www.marinespecies.org/aphia.php?p=sourcedetails&id=280922