Deltan

• Ilia
• T'Veen (Half Vulcan)

• Deltan Union

• Unknown

• Humanoid

• Unknown

• Red iron-based

• Bald

• Tactile Pain Relief
• Empathic

• Delta IV

• All social interaction was sex-oriented

• Joined the Federation in 2223
• Swore an oath of celibacy upon entering service in Starfleet