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Publications (12)      

1. Acero P., Arturo & Ricardo Betancur-R. 2002 Arius cookei, a new species of ariid catfish from the tropical American Pacific Aqua, Journal of Ichthyology and Aquatic Biology 5(4): 133-138.
2. Acero P., Arturo & Ricardo Betancur-R. 2002 Description of Arius neogranatensis, a new species of sea catfish from Colombia, with an identification key for Caribbean ariid fishes Aqua, Journal of Ichthyology and Aquatic Biology 6(1): 5-10.
3. Betancur-R., Ricardo & Arturo Acero P. 2004 Description of Notarius biffi n. sp. and redescription of N. insculptus (Jordan and Gilbert) (Siluriformes: Ariidae) from the eastern Pacific, with evidence of monophyly and limits of Notarius. Zootaxa 703: 1-20.
4. Betancur-R., Ricardo & Arturo Acero P. 2005 Description of Cathorops mapale, a new species of sea catfish (Siluriformes: Ariidae) from the Colombian Caribbean, based on morphological and mitochondrial evidence. Zootaxa 1045: 45-60.
5. Betancur-R., Ricardo & Arturo Acero P. 2006 A new species of Notarius (Siluriformes: Ariidae) from the Colombian Pacific. Zootaxa 1249: 47-59.
6. Betancur-R., Ricardo, Arturo Acero P. & L. M. Mejía-Ladino. 2001 El pez serránido Gonioplectrus hispanus (Epinephelinae: Epinephelini) en Colombia: primer registro para las costas continentales caribeñas Boletin Ecotropica(Ecosist. Trop. No. 35): 25-30.
7. Kolmann, Matthew, Lily C. Hughes, L. P. Hernandez, Dahiana Arcila, Ricardo Betancur-R., Mark H. Sabaj, Hernán López-Fernández & Guillermo Ortí. 2020 Phylogenomics of piranhas and pacus (Serrasalmidae) uncovers how dietary convergence and parallelism obfuscate traditional morphological taxonomy. Systematic Biology: syaa065.
8. Marceniuk, Alexandre P., Arturo Acero P., R. Cooke & Ricardo Betancur-R. 2017 Taxonomic revision of the New World genus Ariopsis Gill (Siluriformes: Ariidae), with description of two new species Zootaxa 4290(1): 1–42.
9. Marceniuk, Alexandre P., Claudio Oliveira, Joao B. L. Sales & Ricardo Betancur-R. 2022 The marine catfishes of the genus Bagre (Siluriformes; Ariidae) from the Western Atlantic Marine Biodiversity 52(12): 18.
10. Marceniuk, Alexandre P., José Marchena & Ricardo Betancur-R. 2016 Cathorops festae (Boulenger 1898) (Siluriformes; Ariidae), a valid species from Ecuador and Peru Zootaxa 4170(1): 137–148.
11. Marceniuk, Alexandre P., José Marchena, Claudio Oliveira & Ricardo Betancur-R. 2019 Chinchaysuyoa, a new genus of the fish family Ariidae (Siluriformes), with a redescription of Chinchaysuyoa labiata from Ecuador and a new species description from Peru Zootaxa 4551(3): 361–378.
12. Polanco-F., A., Arturo Acero P. & Ricardo Betancur-R. 2016 No longer a circumtropical species: revision of the lizardfishes in the Trachinocephalus myops species complex, with description of a new species from the Marquesas Islands Journal of Fish Biology.