Possible Clues:

• Nicety
• Individual fact or feature, may be unimportant
• Tailed into particulars
• Told stories recalled about volunteers, soldiers given a special task
• Small detachment of troops or small feature of something
• Feature of island in meandering Delta
• Particular stump
• Group of soldiers in particular
• Troop detachment; small feature
• 'Dock this, perhaps, but that's not essential (6)'