| Family: |
Sternopygidae (Glass knifefishes), subfamily: Eigenmanninae |
| Max. size: |
14.87 cm TL (male/unsexed) |
| Environment: |
benthopelagic; freshwater; depth range 1 - 2 m |
| Distribution: |
South America: NE Brazil. |
| Diagnosis: |
Anal soft rays: 176-205. This species, a member of the E. trilineata species-group, is distinguished by the following characters: anal-fin hyaline; absence of enlarged eye. 21.3-25.4% HL; presence of a short caudal filament, 19.2-30.8% LEA; mouth subterminal; lateral line stripe restricted to last two thirds of body; presence of a superior midlateral stripe; A 176-205; scales rows above lateral line 10-15; scales on lateral line 109-125; premaxillary teeth 19-23; dentary teeth 20-29; endopterygoid teeth 6-10; depth of posterodorsal expansion on infraorbitals 1+2 half as long as infraorbitals 1+2 length; basibranchial 1 unossified; precaudal vertebrae 13-14; length of coronomeckelian bone corresponding to 20% of Meckel’s cartilage length (Ref. 138579). |
| Biology: |
Specimens were collected in clear and slow flowing waters with sand and organic matter as substrate. Sampled sites were 5-15 m in width and 1.7 m deep, with riparian vegetation mostly grassy and herbaceous vegetation (Ref. 138579). |
| IUCN Red List Status: |
Not Evaluated (N.E.) Ref. (130435)
|
| Threat to humans: |
harmless |
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