Some articles on goodglass:

Galactic North - Summary of Short Stories - "Grafenwalder's Bestiary"
... When they reveal another collector, Ursula Goodglass, has also got one, he bribes them to kill hers ... Later, when Goodglass is showing it off, he reveals that it is in fact dead ... ahead in the constant competition between animal collectors with his living hamadryad, Goodglass catches up by unveiling the living nervous system of Dr Trintignant ...