Chaetodon lunulatus Quoy & Gaimard 1825 —Redfin butterflyfish

Status at New Ireland. New record, based on a specimen photographed on 3 June 2013 during ACIAR Aquarium Survey in Kavieng District; others photographed at St. KVG18 (south side of Bauddisson Island, Kavieng District) by Serge Andréfouët on 18 Aug. 2014, and at St. KVGPMT50 (southeast of New Hanover) by Serge Andréfouët on 24 Aug. 2014; previously misidentified from New Ireland as Chaetodon trifasciatus (non Park, 1797) by Ahl (1923: 56, 60).

Distribution and habitat. New Ireland: 1, 2.—General distribution: Malaysia and Indonesia east to Hawaiian, Line and Tuamotu islands, north to southern Japan, south to northern Australia, Lord Howe and Norfolk islands. Found in coral-rich areas of coral reefs, 0–20 m depth. Marine.