(n.) Same as Arapaima.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). pirarucu. Retrieved September 23, 2026, from http://smartdefine.org/pirarucu/definitions/2045826 |
| Chicago | Webster's. 2011. "pirarucu" http://smartdefine.org/pirarucu/definitions/2045826 (accessed September 23, 2026). |
| Harvard | Webster's 2011, pirarucu, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/pirarucu/definitions/2045826>. |
| MLA | Webster's. "pirarucu" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/pirarucu/definitions/2045826> |