Description: English: A giant digenean parasite, Botulus microporus, which lives in the intestines of lancetfish. Français : Un trématode Botulus microporus, spécimen géant de parasite trouvé dans l'intestin d'un cavalo. Date: 28 February 2005. Source: Transferred from en.wikipedia to Commons by Matijap. Author: en:User:Anilocra.