Azurina hirundo Jordan & McGregor, 1898 .

Swallow Damselfish. To 17 cm (6.8 in) TL (Robertson and Allen 2002). Anacapa, Santa Catalina, and San Clemente Islands, southern California (Richards and Engle 2001); Isla Guadalupe (Allen and Robertson 1994), Islas San Benito (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California), Rocas Alijos, and Islas Revillagigedo (Allen and Robertson 1994). Shallow waters; depth: surface to 30 m (98 ft) (min.: Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California; max.: Robertson and Allen 2015).