Aphonopelma eutylenum Chamberlin, 1940. A–H cleared spermathecae. A eutylenum allotype B eutylenum paratype C APH_1018 D APH_1031 E APH_1045 F APH_2035 G AUMS_3303 H cryptethum allotype.

  Part of: Hamilton CA, Hendrixson BE, Bond JE (2016) Taxonomic revision of the tarantula genus Aphonopelma Pocock, 1901 (Araneae, Mygalomorphae, Theraphosidae) within the United States. ZooKeys 560: 1-340. https://doi.org/10.3897/zookeys.560.6264