| Lythrypnus rhizophora (Heller & Snodgrass, 1903) |
| Lythrypnus spilus Böhlke & Robins, 1960 |
| Lythrypnus zebra (Gilbert, 1890) |
| Microdesminae Regan, 1912 |
| Microdesmus Günther, 1864 |
| Microdesmus affinis Meek & Hildebrand, 1928 |
| Microdesmus bahianus Dawson, 1973 |
| Microdesmus carri C. R. Gilbert, 1966 |
| Microdesmus dipus Günther, 1864 |
| Microdesmus dorsipunctatus Dawson, 1968 |
| Microdesmus lanceolatus Dawson, 1962 |
| Microdesmus longipinnis (Weymouth, 1910) |
| Microdesmus luscus Dawson, 1977 |
| Microdesmus multiradiatus Meek & Hildebrand, 1928 |
| Microdesmus retropinnis Jordan & Gilbert, 1882 |
| Microdesmus suttkusi C. R. Gilbert, 1966 |
| Microgobius Poey, 1876 |
| Microgobius brevispinis Ginsburg, 1939 |
| Microgobius carri Fowler, 1945 |
| Microgobius cinctus Nichols, 1952 |