Rhamdia guasarensis

DoNascimiento, Provenzano and Lundberg 2004







Holotype: MBUCV-V-29604 106.8mm SL. Paratypes: MBUCV-V-29662 87.2mm and 101.1mm SL, ANSP 179878 93.4mm SL.


Known only from the type locality: Surgencia del Tigre (Zu. 23), 2.5km west of Cerro Yolanda, central Rio Guasare basin, Sierra de Perija, Estado Zulia, northwestern Venezela (10o52'53"N, 72o30'03"W).

Two further subterranean fishes, Ancistrus galani and Trichomycterus spelaeus, are found in the Sierra de Perija.

Conservation Status


Museum Holdings

As above only.

Key References

Sociedad Venezolana de Espeleologia Journal Article 1991 Catastro Espeleologico de Venezuela: Surgencia del Tigre (Zu. 23)
Silfvergrip, A.M.C. Book 1996 A systematic revision of the neotropical catfish genus Rhamdia (Teleostei, Pimelodidae)
Perdices, A., Bermingham, E., Montilla, A. and Doadrio, I. Journal Article 2002 Evolutionary history of the genus Rhamdia (Teleostei: Pimelodidae) in Central America
DoNascimiento, C., Provenzano, F. and Lundberg, J.G. Journal Article 2004 Rhamdia guasarensis (Siluriformes: Heptapteridae), a new species of cave catfish from the Sierra de Perija, northwestern Venezuela
Ricci, J.M.B.,Martinez, E.R.M., Butzge, A.J., Doretto, L.B., Oliveira, M.A., Bombardelli, R.A., Bogerd, J. and Nóbrega, R.H. Journal Article 2018 Characterization of vasa homolog in a neotropical catfish, Jundiá (Rhamdia quelen): Molecular cloning and expression analysis during embryonic and larval development
Scaglione, M.C., Cerutti, R.D., Arfuso, F. and Piccione, G. Journal Article 2018 Light and dark rations and the photic entrainment of circadian locomotor activity patterns in the South American Silver Catfish (Rhamdia quelen, Quoy & Gaimard, 1824)
Koerber, S. and Reis, R.E. Journal Article 2019 The current situation of Rhamdia Bleeker, 1858 (Siluriformes: Heptapteridae) – Gather available information, define a zero point, and start all over again
Koerber, S. and Reis, R.E. Journal Article 2020 Evidence for the true type-locality of Rhamdia quelen (Siluriformes: Heptapteridae), and the geographical origin and invalid neotype designation of four of its synonyms
Warren, M.L. and Burr, B.M. Book 2020 Freshwater fishes of North America. Volume 2 Characidae to Poeciliidae
Thomas, M.R. and Sabaj, M.H. Book Section 2020 Heptapteridae: Seven-finned catfishes