Description: English: Caption below the original figure (1835) reads: Lucernària convólvulus. a, The natural size, side view; b, a view of the oral disk expanded, natural size; c, a few of the filaments in the stomach, magnified.Italiano: Lucernària convólvulus. a, Vista laterale a grandezza naturale; b, vista del disco orale; c,ingrandimento di alcuni filamenti dello stomaco. Date: 3 December 2009, 11:00:08. Source: British Zoology (1835). Author: George Johnston.