Oligosarcus is a genus of freshwater ray-finned fishes belonging to the family Acestrorhamphidae, the American characins. The fishes in this genus are found in South America. They reach up to in length and are predators that mainly feed on smaller fish.
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Oligosarcus is a genus of freshwater ray-finned fishes belonging to the family Acestrorhamphidae, the American characins. The fishes in this genus are found in South America. They reach up to in length and are predators that mainly feed on smaller fish.
==Species== Oligosarcus contains the following valid species:
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).