Helminthology Helminthology Helminthology is the study of parasitic worms (helminths), while helminthiasis describes the medical condition of being infected with helminths. Helminthology studies the taxonomy of helminths and their effects on their hosts. The origin of the first compound of the word is the Greek "ἕλμινς" - helmins, meaning "worm". In the 18th and early 19th century there was wave of publications on helminthology; this period has been described as the science's "Golden Era". During that period the authors Félix Dujardin, William Blaxland Benham, Peter Simon Pallas, Marcus Elieser Bloch, Otto Friedrich Müller, Johann Goeze, Friedrich Zenker, Charles Wardell Stiles, Carl
Impossible Creatures later by a free downloadable expansion entitled "Insect Invasion" which added new creatures and abilities to the game. The last official add on for "Impossible Creatures" was released in 2004. On November 12, 2015, Impossible Creatures was released on Steam as "Impossible Creatures: Steam Edition", by THQ Nordic. Relic Entertainment and Sega relinquished the rights of "Impossible Creatures" to THQ Nordic after it was revealed that THQ nor Microsoft Studios owned the rights to the video game. The Steam version includes all patches and expansion packs released in the past, the IC Online servers reimplemented through Steam's cloud service and