|
Creagrutus yudja Netto-Ferreira & Moreira, 2018 Turbo tetra |
|
|
photo by
Petersen, P. |
| Family: | Stevardiidae (Stevardiids), subfamily: Creagrutinae | |||
| Max. size: | 3 cm SL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | South America: Brazil. | |||
| Diagnosis: | Dorsal soft rays (total): -8; Anal soft rays: 7-9; Vertebrae: -36. This species is distinguished from its congeners by the following set of characters: absence of infraorbital 6 (vs. present); differs from its congeners, except for C. cracentis, C. maxillaris, C. melanzonus, C. phasma, C. runa, C.veruina, by having a shallower body 13.7-19.2% (vs. > 20%); differs from C. cracentis, C. maxillaris, C. phasma, C. runa, C.veruina by having a lower number of perforated lateral line scales 34-36 (vs. > 37); differs from C. melanzonus by having a higher number of post-anal scales 4-6 (vs. 2) (Ref. 122128). | |||
| Biology: | ||||
| IUCN Red List Status: | Endangered (EN); Date assessed: 23 November 2020 (B2ab(iii)) Ref. (130435) | |||
| Threat to humans: | harmless | |||