| Trichomycteridae (Pencil or parasitic catfishes), subfamily: Trichomycterinae |
| 9.73 cm SL (male/unsexed) |
|
benthopelagic; freshwater |
| South America: endemic to Argentina. |
|
Dorsal soft rays (total): 10-12; Anal soft rays: 9-11; Vertebrae: 38-39. Head and cheek musculature hypertrophied, head shape square in dorsal view; first pectoral fin ray prolonged as a thin, short filament; tip of pelvic fin when depressed not reaching the anus; pectoral fin rays 7-8; pelvic fin short, not extending posteriorly to reach the anus; premaxilla with outer row teeth incisiform, not spatulate (Ref. 52833). |
| Found in a small, clear-water stream with sandy bottom at an elevation of approximately 4,050 m (Ref. 52833). Feeds on aquatic insects (Ref. 52833). |
|
Least Concern (LC); Date assessed: 15 January 2021 Ref. (130435)
|
| harmless |
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