BMNH 1857.7.31.9, SYNTYPES, Tetragonopterus angustifrons" - Tetragonopterus angustifrons Regan, 1908
collected in Mexico
by The Trustees of the Natural History Museum, London (licensed under http://creativecommons.org/licenses/by/4.0/)
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Marinho, Manoela M. F.; Birindelli, José L. O. (March 2013). "Redescription of Astyanax multidens Eigenmann, 1908 (Characiformes: Characidae), a small characid of the Brazilian Amazon". Neotropical Ichthyology. 11 (1): 45–54. doi:10.1590/S1679-62252013000100005. hdl:11449/74270.
Schmitter-Soto, Juan J. (6 May 2016). "A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America". Zootaxa. 4109 (2): 101–130. doi:10.11646/zootaxa.4109.2.1. PMID27394856.
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handle.net
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Marinho, Manoela M. F.; Birindelli, José L. O. (March 2013). "Redescription of Astyanax multidens Eigenmann, 1908 (Characiformes: Characidae), a small characid of the Brazilian Amazon". Neotropical Ichthyology. 11 (1): 45–54. doi:10.1590/S1679-62252013000100005. hdl:11449/74270.
harvard.edu
ui.adsabs.harvard.edu
Schmitter-Soto, Juan J. (26 June 2017). "A revision of Astyanax (Characiformes: Characidae) in Central and North America, with the description of nine new species". Journal of Natural History. 51 (23–24): 1331–1424. Bibcode:2017JNatH..51.1331S. doi:10.1080/00222933.2017.1324050. S2CID90642754.
López-López, Eugenia; Elías Sedeño-Díaz, J.; Romero, Faviel López; Trujillo-Jiménez, Patricia (June 2009). "Spatial and seasonal distribution patterns of fish assemblages in the Río Champotón, southeastern Mexico". Reviews in Fish Biology and Fisheries. 19 (2): 127–142. Bibcode:2009RFBF...19..127L. doi:10.1007/s11160-008-9093-y. S2CID39656396.
Schmitter-Soto, Juan J. (6 May 2016). "A phylogeny of Astyanax (Characiformes: Characidae) in Central and North America". Zootaxa. 4109 (2): 101–130. doi:10.11646/zootaxa.4109.2.1. PMID27394856.
Schmitter-Soto, Juan J. (26 June 2017). "A revision of Astyanax (Characiformes: Characidae) in Central and North America, with the description of nine new species". Journal of Natural History. 51 (23–24): 1331–1424. Bibcode:2017JNatH..51.1331S. doi:10.1080/00222933.2017.1324050. S2CID90642754.
López-López, Eugenia; Elías Sedeño-Díaz, J.; Romero, Faviel López; Trujillo-Jiménez, Patricia (June 2009). "Spatial and seasonal distribution patterns of fish assemblages in the Río Champotón, southeastern Mexico". Reviews in Fish Biology and Fisheries. 19 (2): 127–142. Bibcode:2009RFBF...19..127L. doi:10.1007/s11160-008-9093-y. S2CID39656396.
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