| Heptapteridae (Three-barbeled catfishes) |
| 2.63 cm SL (male/unsexed) |
|
demersal; freshwater; depth range - 0 m |
| South America: known only from the type locality, Lago do Mamão, rio Aripuanã basin in Amazonas, Brazil. |
|
Dorsal spines (total): 0-0; Dorsal soft rays (total): 6-6; Anal soft rays: 22-25. Differs from all other species of the genus Gladioglanis by the following characters: absence of dorsal-fin spine and spinelet absent; first dorsal-fin ray (homologous to spine) flexible, unbranched, followed by five branched dorsal-fin rays; pectoral-fin spine 5.8-6.1% of SL; pectoral spine with 5 dentations on anterior side and 4 on posterior; anal fin with 22-25 rays; round profile of the head in dorsal view; first pterygiophore of dorsal fin in contact with neural spine of eighth vertebra; both caudal-fin lobes with 13 rays; and total vertebrae 60 (Ref. 79081). |
| Found in flooded forest on the border of the lake, in a shallow (up to 0.5 m) marginal area on a deep mat of leaf litter as substrate. Also collected on leaf litter along the shore of the lake (Ref. 79081). |
|
Data deficient (DD); Date assessed: 07 November 2018 Ref. (130435)
|
| harmless |
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