Maximum likelihood phylogram of three mitochondrial loci showing genetic distinction between M. gladiator and M. haanii along with three other members of the genus Monomia. Abbreviations: IOM = Institute of Oceanology and Museum, Nha Trang; MNHN = Muséum National d’Histoire Naturelle, Paris; NHM = The Natural History Museum, London; UF = University of Florida Natural History Museum, Gainesville; UO = University of Ostrava, Ostrava; USNM = United States National Museum, National Museum of Natural History, Washington, D.C.; WAM = Western Australian Museum, Perth; ZMMU = Zoological Museum of the Moscow University, Moscow; ZRC = Zoological Reference Collection, Lee Kong Chian Natural History Museum, Singapore; CN = China; IN = India; JP = Japan; SG = Singapore; TH = Thailand; TW = Taiwan; VN = Vietnam.