Macrophthalmus is a genus of crabs which are widespread across the Indo-Pacific. It contains the following species (arranged into subgenera): Subgenus Chaenostoma Stimpson, 1858 \n* Macrophthalmus boscii Audouin, 1826 \n* Macrophthalmus dentatus Stimpson, 1858 \n* Macrophthalmus punctulatus Miers, 1884Subgenus Euplax H. Milne-Edwards, 1852 \n* Macrophthalmus leptophthalmus (H. Milne-Edwards, 1852) \n* Macrophthalmus dagohoyi Mendoza & Ng, 2007Subgenus Hemiplax Heller, 1865 \n* Macrophthalmus hirtipes (Jacquinot in Hombron & Jacquinot, 1846)Subgenus Macrophthalmus Desmarest, 1823 \n* Macrophthalmus abbreviatus Manning & Holthuis, 1981 \n* Macrophthalmus banzai Wada & K. Sakai, 1989 \n* Macrophthalmus brevis (Herbst, 1804) \n* Macrophthalmus ceratophorus Sakai, 1969 \n* Macrophthalmus consobrinus Nobil