Nothobranchius taiti
Nothobranchius taeniopygus
Rivulus tocantinensis
Anatolichthys transgrediens
Laimosemion tecminae
Rivulus (Cynodonichthys) tenuis
Aphyosemion teugelsi
Drawing by Ruud Wildekamp based on preserved specimens. Never been seen alive other than their 1939 capture when they wre placed in formalin.
Hypsolebias trifasciatus
Lamprichthys tanganicanus
Nothobranchius torgashevi
Fundulosoma thierryi
Aphyosemion thysi
Aphyosemion tirbaki
Anablepsoides taeniatus
Austrolebias toba
Hypsolebias tocantinensis
Callopanchax toddi
Epiplatys togolensis
Rivulus tomasi
Laimosemion torrenticola
Epiplatys tototaensis
Fundulopanchax traudae
Hypsolebias trilineatus
Austrofundulus transilis
Procatopus terveri
Cualac tesselatus
Rivulus tesselatus
Hylopanchax thysi