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.
• Colección de Aracnología (CARCIB), Programa Académico de Planeación Ambiental y Conservación (PLAYCO), Centro de Investigaciones Biológicas del Noroeste CIBNOR, S.C. Km 1 Carretera a San Juan de La Costa “El Comitán”, La Paz, Baja California Sur, C.P. 23205, Mexico.
• E-mail: lat_mactans@yahoo.com.mx

Taxon names authored

(List may be incomplete)

• 46 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. 
• Salinas-Velasco, H.V., Valdez-Mondragón, A. & Bueno-Villega, J. 2024. A new species of the spider genus Mexentypesa Raven (Araneae: Nemesiidae) from Hidalgo, Mexico and taxonomic comments on M. chiapas Raven. Zootaxa 5453(2): 233–244. DOI: 10.11646/zootaxa.5453.2.4. . Reference page. 
• Valdez-Mondragón, A. & Jiménez, M.L. 2024. On the Mexican trapdoor spiders: description of a new species of the spider genus Eucteniza Ausserer (Araneae, Mygalomorphae, Euctenizidae) from the western coast of Mexico. Zootaxa 5453(4): 538–548. DOI: 10.11646/zootaxa.5453.4.4. . Reference page.