Retroculus lapidifer (Castelnau, 1855)
Retroculus lapidifer
photo by Argolo, F.

Family:  Cichlidae (Cichlids), subfamily: Retroculinae
Max. size:  19.5 cm SL (male/unsexed); 25.1 cm SL (female); max.weight: 443.4 g; max.weight: 283.2 g
Environment:  benthopelagic; freshwater; pH range: 7; dH range: 15
Distribution:  South America: Amazon River basin, in the Tocantins and Capim River basins, Brazil.
Diagnosis:   
Biology:  In adults, males are larger, with extended dorsal, anal and pelvic fins (Ref. 37197).
IUCN Red List Status: Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
Threat to humans:  harmless


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