Leptodoras praelongus (Myers & Weitzman, 1956)
Leptodoras praelongus
photo by Modder, T.

Family:  Doradidae (Thorny catfishes), subfamily: Doradinae
Max. size:  18.5 cm SL (male/unsexed); max.weight: 114.0 g
Environment:  demersal; freshwater
Distribution:  South America: Orinoco, Negro, Tocantins, Amazon, Madeira and Casiquiare river basins.
Diagnosis:  Dorsal spines (total): 1-1; Dorsal soft rays (total): 6-6; Anal soft rays: 14-15. Shallow midlateral plates covering less than or equal to 1/4 body depth. Anterior nuchal plate usually of moderate width (longer than wide) permitting weak to firm suture between supraoccipital and middle nuchal plate. Also differs from all species of Leptodoras except L. copei by possessing a distal tip of lower labial extension extending beyond that of upper labial extension (Ref. 56896).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 30 July 2020 Ref. (130435)
Threat to humans:  harmless


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