Rediscovery of the holotype of Characidium sanctjohanni Dahl 1960 (Characiformes: Crenuchidae) from the Colombian Pacific slope

Zamora, Henry D AgudeloLara, Armando OrtegaTaphorn B, Donald C

We report the rediscovery of the holotype of Characidium sanctjohanni Dahl, previously considered as lost in the ICN collections. We present counts, measurements and photographs, also offering a comparison between the holotype and the original description.(AU)

1. Fish
2. San Juan River
3. South America
4. ICZN