The least rasbora or exclamation point rasbora (''Boraras urophthalmoides'') is a species of

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fishes, is a class of bony fish. They comprise over 50% of living vertebrate species. The ray-finned fishes are so called because their fins are webs of skin supported by bony or h ...

in the genus ''

Boraras ''Boraras'' is a small genus of Asian cyprinid fishes. Species * ''Boraras brigittae'' (Dieter Vogt, D. Vogt, 1978) (Chili rasbora, Mosquito rasbora) * ''Boraras maculatus'' (Paul Georg Egmont Duncker, Duncker, 1904) (Dwarf rasbora) * ''Borar ...

''. This species is very small, ranging from 12 to 16 mm.

References

{{Taxonbar, from=Q2760911 Boraras Fish described in 1991 Taxa named by Maurice Kottelat