Paper, 'Lumbricus hydropicus or an essay to prove that hydatides often mett with in morbid animal bodys are a species of wormes or imperfect animals' by Edward Tyson Paper discussing hydatids, or sacs of larval Echinococcus granulosus tapeworm, found in the corpse of a gazelle and in that of a woman. Includes original figures. Subject: Anatomy / Entomology Published in Philosophical Transactions as 'Lumbricus hydropicus; or An essay to prove that hydatides often met with in morbid animal bodies, are a species of worms, or imperfect animals. By that learned and curious Anatomist Edward Tyson, M. D. and R. Soc. S'. Read to the Royal Society on 22 February 1687. [1687]