Physopyxis cristata is a species of thorny catfish endemic to Brazil where it is found in the Rio Negro basin. This species grows to a length of 2.27 centimetres (0.89 in) SL. This species prefers to live amongst submerged leaf litter.
References
- Froese, Rainer; Pauly, Daniel (eds.). "Physopyxis cristata". FishBase. December 2011 version.
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