necrometer

ne·crom·e·ter

(nĕ-krom'ĕ-tĕr),
An instrument for measuring a corpse or any of its parts or organs.
[necro- + G. metron, measure]
References in periodicals archive ?
First there's what you might call the necrometer, which starts ticking at the instant of death and takes us through the discovery of the bodies by police dogs six days later; it charts decay and the necrophagous activity of beetles, birds, crabs, and rodents; and it monitors, also, the half-hearted search conducted by Syl, the dead couple's disaffected daughter.