cadaver sanguisugus hi do you have a scholarly source for the term cadaver sanguisugus having been used at least once by william de newburgh or anyone else i notice that there are a lot of google hits on vampire forums etc but according to this paper only the word sanguisuga occurs and it is translated by historian james carley as a leech in the medieval sourcebook edition of newburgh the sentence reads the young men however spurred on by wrath feared not and inflicted a wound upon the senseless carcass out of which incontinently flowed such a stream of blood that it might have been taken for a leech filled with the blood of many persons