Ruling
(1) Under the plenary powers all previous designations of type species for the
nominal genus Amphiporus Ehrenberg, 1831 are hereby set aside and Planaria
lactiflorea Johnston, 1828 is designated as the type species.
(2) The name Amphiporus Ehrenberg, 1831 (gender: masculine), type species by
designation under the plenary powers in (1) above Planaria lactiflorea Johnston, 1828,
is hereby placed on the Official List of Generic Names in Zoology.
(3) The name lactiflorea Johnston, 1828, as published in the binomen Planaria
lactiflorea (specific name of the type species of Amphiporus Ehrenberg, 1831), is hereby
placed on the Official List of Specific Names in Zoology.