T. fraseri sp. n. (d holotype: Ipassa, Makokou), resembling T. denticauda Fraser 1954, and T. longfieldae sp. n. (d holotype, 9 allotype: Ipassa, Makokou), resembling T. corduliformis Longfield, 1936, are described and figured. A description and figures of the larval stage of the latter are also provided. Both species inhabit temporary pools in forests of eastern Gaboon.