Possible Clues:

• Crossed Bury, needing basic food picked up
• Like a mule or hinny
• Mixed across species
• Hybridized
• Crossed branches initially laid to rest outside
• Crossed (two species)
• Bury money, say, produced within the family
• Not cross enough to get the loaf underground, it sounds
• Not cross enough
• Put in grave situation without British, combined with another race