Teleostei (teleosts) >
Siluriformes (Catfishes) >
Doradidae (Thorny catfishes) > Doradinae
Etymology: Leptodoras: Greek, leptos = thin + Greek, doras = skin (Ref. 45335).
Eponymy: John Diederich Haseman (1882–1969) was a zoologist and ichthyologist. [...] (Ref. 128868), visit book page.
More on author: Steindachner.
Issue
One syntype (NMW 46384) is Hemidoras stenopeltis.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Tropical
South America: Branco, Orinoco and Essequibo River basins (Ref. 37054), forming a ring around the western Guiana Shield (Ref. 79526). Recently collected from the middle Tapajós, extending the range of this species to the Brazilian Shield (Ref. 79526).
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 22.8 cm TL male/unsexed; (Ref. 111518); max. published weight: 180.00 g (Ref. 111518)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 1; Dorsal soft rays (total): 6; Anal soft rays: 14 - 16. Presence of a large black blotch in the distal half of the anterior dorsal-fin rays and membranes. Basal portion of the lower labial extension is uniformly widened and flat compared to other Leptodoras (Ref. 56896).
Body shape (shape guide): elongated.
Collected from the main channels of large rivers and often associated with large sandy beaches (Ref. 56896).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Sabaj, M.H., 2005. Taxonomic assessment of Leptodoras (Siluriformes: Doradidae) with descriptions of three new species. Neotrop. Ichthyol. 3(4):637-678. (Ref. 56896)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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