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Hoplomyzon cardosoi Carvalho, Reis & Friel, 2017 |
| Family: | Aspredinidae (Banjo catfishes), subfamily: Hoplomyzontinae | |||
| Max. size: | 1.85 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | South America: Venezuela. | |||
| Diagnosis: | This species is distinguished from its congeners by the following set of characters: straight anterior margin of the mesethmoid (vs. medial notch); smooth and straight ventral surface of the premaxilla (vs. having bony knobs on the ventral surface of premaxilla); absence of teeth on the dentary (vs. presence of teeth on dentary); vertebrae anterior to anal-fin pterygiophore with single ventral processes (vs. paired process); having elongated mental filaments, barbel-like structures on the ventral surface of the adult head and cleithrum (vs. small papillous structures in the ventral surface of the adult head); and 8 anal-fin rays (vs. 6 or 7) (Ref. 128006). | |||
| Biology: | Found in medium-sized stream, mostly slow flowing white waters running over sand mixed with riffles of fast flowing waters over pebbles (Ref. 128006). | |||
| IUCN Red List Status: | Endangered (EN); Date assessed: 27 November 2020 (B1ab(iii)+2ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||
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