Helminthology Asmund Rudolphi, Otto Friedrich Bernhard von Linstow and Johann Gottfried Bremser started systematic scientific studies of the subject. The Japanese parasitologist Satyu Yamaguti was one of the most active helminthologists of the 20th century; he wrote the six-volume "Systema Helminthum". 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
Exotic Creatures of the Deep for the track that they'd most like to hear the band perform during the second half of the 21st concert after the première of "Exotic Creatures of the Deep", though Russell Mael admitted that he and Ron would probably influence the poll a little. Fans who bought a "Golden Ticket" (which allowed entry into all 21 gigs) also received a poster signed by the band and a CD single entitled "Islington N1", a reference to the postal address of the venue for the first 20 gigs. Exotic Creatures of the Deep Exotic Creatures of the Deep is the 21st album