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Hypostomus perdido Zawadzki, Tencatt & Froehlich, 2014 |
| Family: | Loricariidae (Armored catfishes), subfamily: Hypostominae | |||
| Max. size: | 18.1 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | South America: Rio Perdido, rio Paraguai basin in Brazil. | |||
| Diagnosis: | Dorsal spines (total): 2-2; Dorsal soft rays (total): 7-7; Anal spines: 1-1; Anal soft rays: 5-5; Vertebrae: 27-27. Hypostomus perdido can be diagnosed from all congeners, except H. fonchii, by having unicuspid teeth (vs. bicuspid teeth). It differs from H. fonchii by having the following characters: 26-27 dermal plates in the median series of lateral plates (vs. 28); 7-10 premaxillary teeth (vs. 18-21); 8-13 dentary teeth (vs. 18-25); more depressed head, head depth 15.8-18.1% in SL (vs. 19.1-22.0%); and median buccal papilla present (vs. absent) (Ref. 95502). | |||
| Biology: | Found in river stretches with sluggish to still waters (Ref. 95502). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435) | |||
| Threat to humans: | harmless | |||