Megalonema amaxanthum Lundberg & Dahdul, 2008

Family:  Pimelodidae (Long-whiskered catfishes)
Max. size:  24.1 cm SL (male/unsexed); 31.2 cm SL (female); max.weight: 221.1 g; max.weight: 497.6 g
Environment:  demersal; freshwater
Distribution:  South America: Amazon River basin, Brazil, Guyana, Peru, Bolivia and probably Colombia and Ecuador.
Diagnosis:  Dorsal spines (total): 1-1; Dorsal soft rays (total): 7-7; Anal soft rays: 12-16; Vertebrae: 42-45. Total vertebrae including Weberian complex (Ref. 79495).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 29 December 2020 Ref. (130435)
Threat to humans:  harmless


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