Female Pseudanthias tuka at Yonge Reef near Lizard Island.

© Lyle Vail

Female Pseudanthias tuka at #10 Ribbon Reef near Lizard Island. Yellow stripes along back to upper tail tip and on lower tail lobe are distinctive.

© Lyle Vail

Male Pseudanthias tuka at #10 Ribbon Reef near Lizard Island. Pointed snout and dark purple patch on rear dorsal fin are distinctive.

© Lyle Vail

Sea Spider 3 found in aquarium at Lizard Island Research Station.

© Grace Frank

Sea Spider 3 found in aquarium at Lizard Island Research Station.

© Grace Frank