Characters;"Species (male)";"Monoliropus agilis";"Monoliropus kazemii";"Triprotella amica";"Triprotella amica";"Monoliropus leeae sp. n." "Body length (mm)";4.0;8.5;5.4;6.3;9.3 "Pereonites 2–3, anterior processes";×;○;"no referred";×;○ "Right mandible, molar flake";○;×;"no referred";○;○ "Mandibular palp, distal article, # of setae";3;4;3;3;4 "Maxilla 1, outer plate, # of setae";7;7;"no referred";"5 setae";"6 setae" "Maxilliped, outer plate, distal margin";jagged;jagged;jagged;jagged;rounded "Gnathopod 1, propodus";"subtriangular, width 0.61 × length";"subtriangular, width 0.49 × length";"no referred";"subtriangular, width 0.80 × length";"subrectangular, width 0.45 × length" "Gnathopod 1, dactylus serrations";"inner margin";"inner margin";"no referred";"both margins";"inner margin" "Pereopods 3–4";"elongate, 2.7–2.9 × width";"elongate, 3.6–3.7 × width";elongate;"elongate, 3.5 × width";"short, 1.3–1.9 × width" "Abdominal appendage, # of setae";"uniarticulate, no seta";"biarticulate, 5 setae";"uniarticulate, 1 seta";"uniarticulate, 1 seta";"uniarticulate, 4 setae" "Abdomen, dorsal lobe, # of setae";"2 terminal setae";"2 terminal setae";"no referred";"2 terminal setae";"7 dorsal setae" Distribution;"Phuket, Thailand (Guerra-García 2004)";"Persian and Oman Gulf, Iran (Momtazi and Sari 2013)";"Arabian Sea, Oman (Arimoto 1970)";"Mbudya island, Tanzania (Guerra-García 2002)";"Mokpo-si, Korea (Present study)"