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Alejandro Valdez Mondragon    
Biology Institute, National Autonomus University of Mexico
Mexico City, Mexico
5 articles by this author
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Research Article
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
Samuel Nolasco,     Alejandro Valdez-Mondragón
10.3897/zookeys.1135.94628
 12-12-2022
 Unique: 1844 | Total: 2613  | Access Period:
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 93-118
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Research Article
Under an integrative taxonomic approach: the description of a new species of the genus Loxosceles (Araneae, Sicariidae) from Mexico City
    Alejandro Valdez-Mondragón, Claudia I. Navarro-Rodríguez, Karen P. Solís-Catalán, Mayra R. Cortez-Roldán, Alma R. Juárez-Sánchez
10.3897/zookeys.892.39558
 27-11-2019
 Unique: 7382 | Total: 10843  | Access Period:
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 93-133
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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)
    Alejandro Valdez-Mondragón, Mayra R. Cortez-Roldán, Alma R. Juárez-Sánchez, Karen P. Solís-Catalán
10.3897/zookeys.802.28445
 04-12-2018
 Unique: 4491 | Total: 6541  | Access Period:
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 39-66
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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)
    Alejandro Valdez-Mondragón, Mayra R. Cortez-Roldán
10.3897/zookeys.641.10521
 16-12-2016
 Unique: 3704 | Total: 5829  | Access Period:
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 81-102
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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
    Alejandro Valdez Mondragon, Jorge Mendoza, Oscar Francke
10.3897/zookeys.416.7253
 16-06-2014
 Unique: 6354 | Total: 10415  | Access Period:
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 1-21
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