Trichomycterus rosablanca

Mesa S., Lasso, Ochoa and DoNascimiento 2018







Holotype: IAvH-P 16086 95.5 mm SL. Paratypes: IAvH-P 14050 1 CS 59.5 mm SL, IAvH-P 15806, 1 50.8 mm SL, IAvH-P 15808, 1 76.2 mm SL, IAvH-P 15810, 2 50.1mm SL,  IAvH-P 15811, 5 48.7-74.8 mm SL, IAvH-P 15809; 1 IAvH-P 15813, 16 41.2-77.7 mm SL, IAvH-P 15814, 5 45.6-65.5 mm SL,  IAvH-P 15815, 1 68.6 mm SL.

Zoobank registration


Type locality: Las Sardinas Cave, Las Sardinas Creek, tributary of Horta River, Carare River drainage, Magdalena River basin, El Peñón, Santander, Colombia (06°05’36.0”N 73°49’42.7”W). Altitude 2308m. Also known from: Caracol Cave, hypogean stream tributary of Horta River in the same area.


A neighbour-joining tree of COI sequence divergence (K2P) in 17 trichomycterid species showed that the sister species of T. rosablanca is Eremophilus mutisii.

Conservation Status


Museum Holdings

As above only.

Internet Resources

Sequences. Genseq-2 COI: sequence of the mitochondrial gene cytochrome C oxidase subunit I of one paratype (IAvH-P 15811) of Trichomycterus rosablanca (genseq-2 COI following the nomenclature of Chakrabarty et al. 2013) is available through the following BOLD accession code: CBIHS009-17.

Key References

Mesa S., L.M., Lasso, C.A., Ochoa, L.E. and DoNascimiento, C. Journal Article 2018 Trichomycterus rosablanca (Siluriformes, Trichomycteridae) a new species of hipogean catfish from the Colombian Andes