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
The Creatures of Prometheus Beethoven exploiting instruments and coloristic orchestral effects that would never appear in his symphonies or serious dramatic overtures." Beethoven later based the fourth movement of his "Eroica" symphony and his Eroica Variations (piano) on the main theme of the last movement (Finale) of this ballet. The ballet requires the use of harp and basset-horn among the orchestral instruments. The Creatures of Prometheus The Creatures of Prometheus (), Op. 43, is a ballet composed in 1801 by Ludwig van Beethoven following the libretto of Salvatore Viganò. The ballet premiered on 28 March 1801 at the Burgtheater in Vienna and was given