Original description:
- Boulenger, George Albert. 1899. "Second contribution to the ichthyology of Lake Tanganyika - On the fishes obtained by the Congo Free State Expedition under Lieut. Lemaire in 1898". Transactions of the Zoological Society of London. 15(4):87–96 (crc00043)
Type species: Trematocara marginatum Boulenger, 1899 (monotypy).
Described species included (9):
valid: 9- Trematocara marginatum Boulenger, 1899 (valid)
- Trematocara unimaculatum Boulenger, 1901 (valid)
- Trematocara nigrifrons Boulenger, 1906 (valid)
- Trematocara stigmaticum Poll, 1943 (valid)
- Trematocara caparti Poll, 1948 (valid)
- Trematocara kufferathi Poll, 1948 (valid)
- Trematocara macrostoma Poll, 1952 (valid)
- Trematocara variabile Poll, 1952 (valid)
- Trematocara zebra De Vos, Nshombo & Thys van den Audenaerde, 1996 (valid)