Related Clues:

• Crazy inmate hiding Medical Officer's fossil
• Old fossil has little time, upset about passing notice
• A nitrogenous fertiliser made from animal wastes
• Fossil one day collected by a little child
• Extinct arthropod
• Type of fossil
• Bitter oil (anag.)
• A little creature, one day buried, to become a fossil
• Fossil I behold with black, dull exterior
• Prince quits pantomime when dressed as a marine fossil!
• Bitter oil roused ancient creature
• Finally felt upset about obituary for old fossil
• Fossil of worm, one with well-worn exterior
• A special moment in which one’s collected fossil
• Common fossil in Paleozoic rocks