Nathan K. Lujan

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Nathan K. Lujan, Ichthyologist.

Section of Ecology, Evolution & Systematic Biology Department of Wildlife and Fisheries Sciences Texas A&M University.

Authored taxa



  • Werneke, D. C., M. H. Sabaj, N. K. Lujan, & J. W. Armbruster. 2005: Baryancistrus demantoides and Hemiancistrus subviridis, two new uniquely colored species of catfishes from Venezuela (Siluriformes: Loricariidae). Neotropical Ichthyology, 3:533-542.
  • Werneke, D. C., J. W. Armbruster, N. K. Lujan, & D.C. Taphorn. 2005: Hemiancistrus guahiborum, a new suckermouth armored catfish from Southern Venezuela (Siluriformes: Loricariidae). Neotropical Ichthyology, 3:543-548.


  • Lujan, N. K., J. W. Armbruster, & M.H. Sabaj. 2007: Two new species of Pseudancistrus from southern Venezuela (Siluriformes: Loricariidae). Ichthyological Exploration of Freshwaters, 18:163-174.
  • Armbruster, J. W., L. A. Tansey & N. K. Lujan. 2007: Hypostomus rhantos (Siluriformes: Loricariidae), a new species from southern Venezuela. Zootaxa, 1553:59-68.
  • Armbruster, J. W., N. K. Lujan, & D.C. Taphorn. 2007: Four new Hypancistrus (Siluriformes: Loricariidae) from Amazonas, Venezuela. Copeia, 2007:62-79.


  • Lujan, N.K. 2008. Description of a new Lithoxus (Siluriformes: Loricariidae) from the Guayana Highlands with a discussion of Guiana Shield biogeography. Neotropical Ichthyology, 6 (3): 413-418. (doi) Zitatseite 
  • Lujan, N. K. & C. Chamon. 2008: Two new species of Loricariidae (Teleostei: Siluriformes) from main channels of the upper and middle Amazon Basin, with discussion of deep water specialization in loricariids. Ichthyological Exploration of Freshwaters 19:271-282.
  • Rengifo, B., N. K. Lujan, D. Taphorn, & P. Petry. 2008: A new species of Gelanoglanis (Siluriformes: Auchenipteridae) from the Marañon River (Amazon Basin), northeastern Peru. Proceedings of the Academy of Natural Sciences of Philadelphia, 157: 181-188.


  • Lujan, N. K. & J. W. Armbruster. 2009: Geological and hydrological history of the Guiana Shield and historical biogeography of its fishes. In press in J. Albert, R. Reis, editors. Historical Biogeography of Neotropical Freshwater Fishes. Pfeil-Verlag, Munich.
  • Lujan, N. K., M. Arce, & J. W. Armbruster. 2009: A new black Baryancistrus with blue sheen from the upper Orinoco (Siluriformes: Loricariidae). Copeia, 2009(1) 50-56.


  • Lujan, N.K., Hidalgo, M.H. & Stewart, D.J. 2010. Revision of Panaque (Panaque), with descriptions of three new species from the Amazon basin (Siluriformes, Loricariidae). Copeia, 2010 (4): 676-704. Zitatseite 


  • Lujan, N.K. & Armbruster, J.W. 2011. Two new genera and species of Ancistrini (Siluriformes: Loricariidae) from the Western Guiana Shield. Copeia, 2011(2): 216-225. (doi) Zitatseite 
  • Lujan, N.K. & Birindelli, J.L.O. 2011. A new distinctively banded species of Pseudolithoxus (Siluriformes: Loricariidae) from the upper Orinoco River. Zootaxa, 2941: 38-46. (Abstract) Zitatseite 
  • Lujan, N.K., Armbruster, J.W. & Rengifo, B. 2011. A new basal Ancistrini genus and species from the Andes of northern Peru (Siluriformes: Loricariidae). Copeia, 2011 (4): 497-502. (doi) Zitatseite 




  • Armbruster, J.W. & Lujan, N.K. 2016. A new species of Peckoltia from the Upper Orinoco (Siluriformes, Loricariidae). ZooKeys, 569: 105-121. (doi) Zitatseite 


  • Lujan, N.K. 2017. Ein vergessener Harnischwels in einer vergessenen Welt. Amazonas, (70) 13 (2): 56-61. Zitatseite 
  • Lujan, N.K., Cramer, C.A., Covain, R., Fisch-Muller, S. & López-Fernández, H. 2017. Multilocus molecular phylogeny of the ornamental wood-eating catfishes (Siluriformes, Loricariidae, Panaqolus and Panaque) reveals undescribed diversity and parapatric clades. Molecular Phylogenetics and Evolution, 109: 321-336. (doi) Zitatseite 




  • Henschel, E., Lujan, N.K. & Baskin, J.N. 2020. Ammoglanis natgeorum, a new miniature pencil catfish (Siluriformes: Trichomycteridae) from the lower Atabapo River, Amazonas, Venezuela. Journal of Fish Biology, 97 (5): 1481-1490. (doi) Zitatseite 
  • Ortega-Lara, A. & Lujan, N.K. 2020. Panaque nigrolineatus laurafabianae, a new, commercially exploited subspecies of ornamental wood-eating pleco (Loricariidae: Hypostominae) from the Guaviare River basin in Colombia. Zootaxa, 4732 (3): 393-408. (doi) Zitatseite 


  • Armbruster, J.W., Lujan, N.K. & Bloom, D.D. 2021. Redescription of the Guiana Shield darter species Characidium crandellii and C. declivirostre (Crenuchidae) with descriptions of two new species. Ichthyology & Herpetology, 109 (1): 102-122. (doi) Zitatseite 
  • Faustino-Fuster, D.R., Meza-Vargas, V., Lovejoy, N.R. & Lujan, N.K. (in press): Multi-locus phylogeny with dense Guiana Shield sampling supports new suprageneric classification of the Neotropical three-barbeled catfishes (Siluriformes: Heptapteridae). Molecular Phylogenetics and Evolution, 107186. Available online 29 April 2021. (doi) Zitatseite