Description: English: Plate 30. DescriptionBinomial in textModern accepted name. 1, 1a, 1b. Pebble Prominent: egg, caterpillar and chrysalis.Notodonta ziczacunchanged. 2, 2a, 2b, 2c. Iron Prominent: eggs, caterpillar, chrysalis and cocoon.Notodonta dromedariusunchanged. 3, 3a. Great Prominent: caterpillar and chrysalis.Notodonta trepidaPeridea anceps. Date: 1907. Source: The Moths of the British Isles. Author: Richard South.