Possible Clues:

• Classical name sending message from the ladies' circle?
• Old name but new sign
• At end of declaration sign name in classical style
• Baby shower rule, perhaps
• Ladies' club restriction
• Restriction at some fitness clubs
• Clan designation only females recognised?
• First part of Julius Caesar, for example, as opposed to 21 down
• All-female club's policy
• Relative of a giraffe