Alejandro Valdez-Mondragón

Alejandro Valdez-Mondragón, Mexican arachnologist

• 2CONACYT Research Fellow, Laboratory of Arachnology. Laboratorio Regional de Biodiversidad y Cultivo de Tejidos Vegetales, Instituto de Biología, Universidad Nacional Autónoma de México (UNAM), sede Tlaxcala, Ex-Fábrica San Manuel, San Miguel Contla, 90640 Santa Cruz Tlaxcala, Tlaxcala, Mexico.
• Colección Nacional de Arácnidos (CNAN), Departamento de Zoología, Instituto de Biología, Universidad Nacional Autónoma de México (UNAM), Ciudad Universitaria, Coyoacán, Distrito Federal, Mexico City, Mexico.

Taxon names authored

(List may be incomplete)

• 44 taxon names authored by Alejandro Valdez-Mondragón

Publications

(List may be incomplete)

1992

• Valdez-Mondragón, A. 1992. La familia Selenopidae (Arachnida: Araneae) en República Dominicana. Poeyana 419: 1–10. PDF Reference page. 

2001

• Alayón García, G. 2001. Especie nueva de Selenops (Araneae: Selenopidae) de Curazao, Antillas Holandesas. Solenodon 1: 17-20. Full article (PDF). Reference page. 

2003

• Valdez-Mondragón, A. 2003. La familia Selenopidae (Arachnida: Araneae) en Jamaica. Revista Ibérica de Aracnología 8: 117–122. Full article (PDF). Reference page. 

2007

• Valdez-Mondragón, A. 2007. A new species of the selenopid crab-spider genus Selenops Latreille, 1819 (Araneae: Selenopidae) from Guerrero, Mexico. Zootaxa 1449: 65–68. Abstract & excerpt. Reference page. 

2009

• Valdez-Mondragón, A. 2009. Two new species of the spider genus Ochyrocera (Araneae, Ochyroceratidae) from Mexico. Journal of Arachnology 37: 170-177. DOI: 10.1636/a08-47.1. Reference page. 

2010

• Valdez-Mondragón, A. 2010. Two new species of spiders of the genus Selenops Latreille, 1819 (Araneae: Selenopidae) and redescription of Selenops scitus Muma, 1953 from Mexico. Zootaxa 2334: 47–58. Preview. Reference page. 

2013

• Valdez-Mondragón, A. 2013. Taxonomic revision of the spider genus Ixchela Huber, 2000 (Araneae: Pholcidae), with description of ten new species from Mexico and Central America. Zootaxa 3608(5): 285–327. DOI: 10.11646/zootaxa.3608.5.1. Reference page. 
• Valdez-Mondragón, A. & Francke, O.F. 2013: Two new species of ricinuleids of the genus Pseudocellus (Arachnida: Ricinulei: Ricinoididae) from southern Mexico. Zootaxa 3635(5): 545–556. DOI: 10.11646/zootaxa.3635.5.4 Reference page. 

2014

• Valdez-Mondragón, A., Mendoza, J.I. & Francke, O.F. 2014: First record of the mygalomorph spider family Paratropididae (Arachnida, Araneae) in North America with the description of a new species of Paratropis Simon from Mexico, and with new ultramorphological data for the family. ZooKeys 416: 1–21. DOI: 10.3897/zookeys.416.7253 Reference page. 
• Valdez-Mondragón, A. 2014. A reanalysis of the morphological phylogeny of the spider genus Physocyclus Simon (Araneae: Pholcidae) with the description of a new species and description of the female of Physocyclus paredesi Valdez-Mondragón from Mexico. Zootaxa 3866(2): 202–220. DOI: 10.11646/zootaxa.3866.2.2 Reference page. 

2015

• Valdez-Mondragón, A. & Francke, O.F. 2015. Phylogeny of the spider genus Ixchela Huber, 2000 (Araneae: Pholcidae) based on morphological and molecular evidence (CO1 and 16S), with a hypothesized diversification in the Pleistocene. Zoological Journal of the Linnean Society 175(1): 20-58. DOI: 10.1111/zoj.12265 . Reference page. 

2016

• Botero-Trujillo, R. & Valdez-Mondragón, A. 2016. A remarkable new species of the magnus species-group of Cryptocellus (Arachnida, Ricinulei) from Ecuador, with observations on the taxonomy of the New World genera. Zootaxa 4107(3): 321–337. DOI: 10.11646/zootaxa.4107.3.2. Reference page. 
• Valdez-Mondragón, A. & Cortez-Roldán, M.R. 2016. On the trapdoor spiders of Mexico: description of the first new species of the spider genus Aptostichus from Mexico and the description of the female of Eucteniza zapatista (Araneae, Mygalomorphae, Euctenizidae). ZooKeys 641: 81-102. DOI: 10.3897/zookeys.641.10521. Reference page. 

2017

• Valdez-Mondragón, A. 2017. On the poorly known haplogynae spiders of the genus Ochyrocera Simon (Araneae, Ochyroceratidae) from Mexico: description of two new species with an updated identification key for Mexican species. Zootaxa 4226(2): 194–204. DOI: 10.11646/zootaxa.4226.2.2. Reference page. 

2018

• Valdez-Mondragón, A., Cortez-Roldán, M.R., Juárez-Sánchez, A.R. & Solís-Catalán, K.P. 2018. A new species of Loxosceles Heineken & Lowe (Araneae, Sicariidae), with updated distribution records and biogeographical comments for the species from Mexico, including a new record of Loxosceles rufescens (Dufour). Zookeys, 802: 39–66. DOI: 10.3897/zookeys.802.28445 Reference page. 
• Valdez-Mondragón, A., Francke, O.F. & Botero-Trujillo, R. 2018: New morphological data for the order Ricinulei with the description of two new species of Pseudocellus (Arachnida: Ricinulei: Ricinoididae) from Mexico. Journal of Arachnology 46: 114–132. Reference page. 

2019

• Valdez-Mondragón, A., Navarro-Rodríguez, C.I., Solís-Catalán, K.P., Cortez-Roldán, M.R. & Juárez-Sánchez, A.R. 2019. Under an integrative taxonomic approach: the description of a new species of the genus Loxosceles (Araneae, Sicariidae) from Mexico City. ZooKeys, 892: 93–133. DOI: 10.3897/zookeys.892.39558 Reference page. 

2020

• Navarro-Rodríguez, C.I. & Valdez-Mondragón, A. 2020. Description of a new species of Loxosceles Heineken & Lowe (Araneae, Sicariidae) recluse spiders from Hidalgo, Mexico, under integrative taxonomy: morphological and DNA barcoding data (CO1 + ITS2). European Journal of Taxonomy 704: 1–30. DOI: 10.5852/ejt.2020.704. . Reference page. 
• Nolasco, S. & Valdez-Mondragón, A. 2020. On the daddy long-legs spiders of the genus Physocyclus (Araneae: Pholcidae) from Mexico: description of a new species from the Baja California Peninsula. Revista Mexicana de Biodiversidad 91: 1-7. DOI: 10.22201/ib.20078706e.2020.91.3316. . Reference page. 
• Valdez-Mondragón, A. 2020. COI mtDNA barcoding and morphology for species delimitation in the spider genus Ixchela Huber (Araneae: Pholcidae), with the description of two new species from Mexico. Zootaxa 4747: 1–054. Preview. . Reference page. 

2021

• Valdez-Mondragón, A., Cortez-Roldán, M.R. 2021. COI mtDNA barcoding and morphology for the description of a new species of ricinuleid of the genus Pseudocellus (Arachnida: Ricinulei: Ricinoididae) from El Triunfo Biosphere Reserve, Chiapas, Mexico. European Journal of Taxonomy. 778(1): 1–25. DOI: 10.5852/ejt.2021.778.1563 Reference page. 

2022

• Nolasco, S. & Valdez-Mondragón, A. 2022. To be or not to be… Integrative taxonomy and species delimitation in the daddy long-legs spiders of the genus Physocyclus (Araneae, Pholcidae) using DNA barcoding and morphology. Zookeys 1135ː 93–118. DOI: 10.3897/zookeys.1135.94628 Reference page. 

2023

• Huber, B.A., Meng, G.L., Valdez-Mondragón, A., Král, J., Ávila Herrera, I.M. & Izquierdo, M.A. 2023. Short-legged daddy-long-leg spiders in North America: the genera Pholcophora and Tolteca (Araneae, Pholcidae). European Journal of Taxonomy 880: 1–89. DOI: 10.5852/ejt.2023.880.2173. . Reference page. 
• Valdez-Mondragón, A. & Chamé-Vázquez, D. 2023. A new species of the spider genus Ochyrocera Simon (Araneae, Ochyroceratidae) from Mexico, with biogeographical comments and an updated identification key for Mexican species. Zootaxa 5374(4): 552–562. DOI: 10.11646/zootaxa.5374.4.6. Reference page. 
• Valdez-Mondragón, A. & Chamé-Vázquez, D. 2023a. Phylogenetic analyses and description of a new species of black widow spider of the genus Latrodectus Walckenaer (Araneae, Theridiidae) from Mexico; one or more species?. European Journal of Taxonomy 897: 1–56. DOI: 10.5852/ejt.2023.897.2293. . Reference page. 

2024

• Huber, B.A., Meng, G.L. & Valdez-Mondragón, A. 2024. Notes on Chisosa (Araneae, Pholcidae), with the description of a new species from Mexico. Zootaxa 5419(2): 217–244. DOI: 10.11646/zootaxa.5419.2.3. . Reference page. 
• Navarro-Rodríguez, C.I. & Valdez-Mondragón, A. 2024. Violins we see, species we don’t... Species delimitation of the spider genus Loxosceles Heineken & Lowe (Araneae: Sicariidae) from North America using morphological and molecular evidence. Zootaxa 5428(4): 527–548. DOI: 10.11646/zootaxa.5428.4.4. . Reference page.