Dog tag

Dog tags are informal name for the identification tags worn by military personnel. The tag is used for the identification of dead and wounded and essential basic medical information for the treatment of the latter, such as blood type.

SG-1 found the Dog tags of Lt. Thomas Frakes after he had been burnt by Captain Jonas Hanson on the planet Avnil.

Lt. Colonel John Sheppard finds the Dog tags of Major Evan Lorne on the burnt body of a Genii on the planet M1K-177.