| Family: |
Callichthyidae (Callichthyid armored catfishes), subfamily: Corydoradinae |
| Max. size: |
3.09 cm SL (male/unsexed) |
| Environment: |
benthopelagic; freshwater; pH range: 6.52 |
| Distribution: |
South America: Brazil (Amazon). |
| Diagnosis: |
Dorsal spines (total): 2-2; Dorsal soft rays (total): 7-8; Vertebrae: 21-21. This species is distinguished from its congeners by the following set of characters: body slender body; and strongly narrow frontals; mesethmoid short, with anterior tip poorly developed, smaller than 50% of bone length; pectoral spine posterior margin with serrations directed towards spine tip or perpendicularly oriented; infraorbital 2 only in contact with sphenotic; ventral laminar expansion of infraorbital 1 is poorly or moderately developed. Colouration: flank midline covered by small dark brown or black saddles with similar size to remaining markings on body; body with relatively larger, scarcer and more sparsely distributed dark brown or black spots; flank midline without stripe; entire surface of caudal fin with conspicuous dark brown or black spots (Ref. 122129). |
| Biology: |
Occurs in lotic habitats that have muddy-brown water with clay and sandy substrata. Most specimens were captured in the small forest streams of black or clearwater, or in marginal ponds (Ref. 122129). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 19 October 2020 Ref. (130435)
|
| Threat to humans: |
harmless |
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