Blackmouth pyrrhulina (Pyrrhulina melanostomus), first described by Cope, 1870 is a fish in the family Lebiasinidae (order Characiformes). It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus.
Physical description for Blackmouth pyrrhulina is currently being compiled.
Behavioural data for Blackmouth pyrrhulina is currently being reviewed.
Freshwater; benthopelagic. Tropical South America: Argentina (Ref.
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