Aptostichus sabinae sp. n. Male holotype: 1–2 Habitus, dorsal and ventral views respectively 3 Carapace, dorsal view 4 Prosoma, ventral view showing coxae, sternum, labium and endites (arrow indicates cuspules). Scale bars 0.5 mm (1, 2), 0.2 mm (3, 4).

 
 
  Part of: Valdez-Mondragón A, Cortez-Roldán MR (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. https://doi.org/10.3897/zookeys.641.10521