Lepisma saccharina, commonly known as a silverfish or fishmoth, is a small, wingless insect in the order Thysanura. Its common name derives from the animal`s silvery light grey and blue colour, combined with the fish-like appearance of its movements, while the scientific name (L. saccharina) indicates the silverfish`s diet of carbohydrates such ..... Found on http://en.wikipedia.org/wiki/Silverfish
(from the article `insect`) In the most primitive wingless insects (apterygotes) such as the silverfish Lepisma, there is almost no change in form throughout growth to the ... In Thysanura there may be more than 40 instars, although the adult stage is usually reached after about 12 molts. Some silverfish reach sexual ... The silverfi... Found on http://www.britannica.com/eb/a-z/s/96