| Achiridae (American soles) |
| 23.4 cm SL (male/unsexed) |
|
demersal; freshwater |
| South America: Amazon basin; there are no records from the Xingu, Tapajós, and Madeira rivers. |
|
Dorsal spines (total): 0-0; Dorsal soft rays (total): 76-84; Anal spines: 0-0; Anal soft rays: 56-65; Vertebrae: 41-43. Pronounced dark coloration on most of blind-side head (supracranial area, anterior half of cranial area and cheek, antero-ventral part of opercular area), basal part of dorsal and anal fin rays and pelvic fin; in specimens longer than 19 cm, dark coloration replaced by gray, diffuse color, paler on larger specimens; gill opening on the eyed side forming short slit equal or smaller than nostril diameter; and 92-114 series of scales (Ref. 49504). |
|
|
Least Concern (LC); Date assessed: 09 April 2020 Ref. (130435)
|
| harmless |
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