| Family: |
Trichomycteridae (Pencil or parasitic catfishes), subfamily: Trichomycterinae |
| Max. size: |
8.45 cm SL (male/unsexed) |
| Environment: |
demersal; freshwater |
| Distribution: |
South America: Rrio Reis Magos basin in Brazil. |
| Diagnosis: |
Dorsal soft rays (total): 10-12; Anal soft rays: 9-10; Vertebrae: 36-38. Distinguished by having seven pectoral-fin rays. Can be further diagnosed from other species by having the following combination of characters: opercular odontodes vertically arranged; deeper metapterygoid, much deeper than wide (vs. wider than deeper in T. itatiayae); pectoral-fin filament about 40% of pectoral-fin length, head width 73.0-81.6% of head length; caudal fin subtruncate; caudal peduncle depth 9.9-11.9%; absence of two anterior pores of infraorbital series; 12-13 pleural ribs; 7 branchiostegal rays; and color pattern with horizontal row of brown blotches on the flank (Ref. 94725). |
| Biology: |
|
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 07 November 2018 Ref. (130435)
|
| Threat to humans: |
harmless |
Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.