What is "tomar-tu"

Tomar-Tu is a fictional character, a Green Lantern featured in comic books published by DC Comics. He is a tall, well-muscled humanoid alien with reddish-orange skin and a partially bald head. Other distinguishing features include a fish fin running down the center of his head, lupine ears and a bird‘s beak for a mouth. He first appeared in Green Lantern (vol. 3) #4 story titled "Among My Souvenirs". He became a Green Lantern in Green Lantern (vol. 3) #24 (May 1992) in a story titled "The Decision". He was created by Gerard Jones.