Rivulus wassmanni Berkenkamp & Etzel, 1999
　　Aquaristik aktuell, 5-6: 62-66, 17 figs., 2 tabs.

Aphyosemion kouamense Legros, 1999
　　D.K.G. (Deutsche Killifisch Gem.) J., 31 (2): 32-40, 8 figs., 1 Tab.

Aphyosemion tirbaki Huber, 1999
　　Freshwater & Marine Aquarium (FAMA), 22 (4), April: 104-118, 5 figs., 1 tab.

Simpsonichthys similis Costa & Hellner, 1999
　　Rev. fr. Aquariol. Herpetol., 25 (1998), (3-4): 89-91, 2 figs., 1 tab.

Cynolebias ibicuiensis Costa, 1999
　　Rev. fr. Aquariol. Herpetol., 25 (1998), (3-4): 92-94, 2 figs.

Cyprinodon bobmilleri Lozano & Contreras, 1999
　　Copeia, (2): 382-387, 4 figs.

Laimosemion Huber, 1999; subgenus Rivulus; typus: geayi
Oditichthys Huber, 1999; subgenus Rivulus; typus: igneus
　　Cybium, 23 (1): 29-52, 1 fig., 3 tabs.

Rhexipanchax Huber, 1999; subgenus Procatopus; typus: nimbaensis
　　Cybium, 23 (1): 53-77, 1 fig., 3 tabs.

Aphyosemion alpha Huber, 1998
　　Das Aquarium (Bornheim), 32 (350) (August): 15-23, 6 figs., 2 maps.

Aphyosemion hera Huber, 1998
　　Rev. Suisse Zool., 105 (2): 331-338, 3 figs.

Aphyolebias Costa, 1998; genus; typus: peruensis
Austrolebias Costa, 1998; genus; typus: bellottii
Gnatholebias Costa, 1998; genus; typus: zonatus
Megalebias Costa, 1998; genus; typus: wolterstorffi
Micromoema Costa, 1998; genus; typus: xiphophora
Nematolebias Costa, 1998; genus; typus: whitei
　　J. Comp. Biol., 3 (1), December: 33-92, 37 figs., errata corrigenda.

Nothobranchius albimarginatus Watters, Wildekamp & Cooper, 1998
Nothobranchius annectens Watters, Wildekamp & Cooper, 1998
　　D.K.G. (Deutsche Killifisch Gem.) J., 30 (3): 52-63, 14 figs., 2 tabs.

Nothobranchius flammicomantis Wildekamp, Watters & Sainthouse, 1998
　　Aquar. Terr. Zeit. (D.A.T.Z.), 51 (12): 780-784, figs., map.

Papiliolebias Costa, 1998; subgenus Plesiolebias; typus: bitteri
　　Ichthyol. ExpIor. Freshwaters, 8 (4): 313-334, 10 figs., 7 tabs.

Cynolebias gilbertoi Costa, 1998
　　Cybium, 22 (3): 237-243, 5 figs., tabs.

Nothobranchius fuscotaeniatus Seegers, 1997
　　Killifishes of the World. Old World Killis II. Aqualog, Band 8, Mörfelden-Walldorf.

Simpsonichthys filamentosus Costa, Barrera & Sarmiento, 1997
　　Rev. fr. Aquariol., 24 (3-4): 83-86.

Rivulus villwocki Berkenkamp & Etzel, 1997
　　Deutsche Killifisch Gemeinschaft Journal, 29 (6): 125-136.

Cynolebias nioni Berkenkamp, Reichert & Prieto, 1997
　　Wissenschaft, Aquaristik Aktuell, 3: 30-34, figs.

Rivulus monticola Staeck & Schindler, 1997
　　Ichthyol. Explor. Freshwaters, 7 (4): 369-376.

Spectrolebias semiocellatus Costa & Nielsen, 1997
Spectrolebias Costa & Nielsen, 1997; genus; typus: semiocellatus
　　Ichthyol. Explor. Freshwaters, 7 (3): 257-265.

Aplocheilichthys centralis Seegers, 1996
Aplocheilichthys matthesi Seegers, 1996
Pantanodon podoxys Myers, 1955 = Haplochilichthys stuhlmanni Ahl, 1924
　　Annales Sciences Zoologiques, Vol. 278, M.R.A.C. Ed.: 258-279.

Fluviphylax obscurum Costa, 1996
Fluviphylax simplex Costa, 1996
Fluviphylax zonatus Costa, 1996
　　Ichthyol. Explor. Freshwaters, 7 (2): 111-130.

Simpsonichthys marginatus Costa & Brasil, 1996
　　Rev. fr. Aquariol., 23 (3-4): 93-95.

Simpsonichthys ghisolfii Costa, Cyrino & Nielsen, 1996
　　Rev. fr. Aquariol., 23 (1-2): 17-20.

Pterolebias obliquus Costa, Sarmiento & Barrera, 1996
　　Ichthyol. Explor. Freshwaters, 7 (1): 91-95.