References

Atkinson, G. F. (1886). Descriptions of some new trapdoor spiders; their nests and food habits. Entomologica Americana 2: 109-117, 128-137. -- Show included taxa

Ausserer, A. (1871a). Beiträge zur Kenntniss der Arachniden-Familie der Territelariae Thorell (Mygalidae Autor). Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 21: 117-224, pl. 1. [[incl. unpubl. manuscript by Doleschall]] -- Show included taxa

Banks, N. (1910). Catalogue of Nearctic spiders. Bulletin, United States National Museum 72: 1-80. -- Show included taxa

Brignoli, P. M. (1983c). A catalogue of the Araneae described between 1940 and 1981. Manchester University Press, 755 pp. -- Show included taxa

Chamberlin, R. V. (1917). New spiders of the family Aviculariidae. Bulletin of the Museum of Comparative Zoology 61: 25-75. -- Show included taxa

Chamberlin, R. V. & Ivie, W. (1945a). On some Nearctic mygalomorph spiders. Annals of the Entomological Society of America 38(4): 549-558. doi: 10.1093/aesa/38.4.549 -- Show included taxa

Gertsch, W. J. & Mulaik, S. (1940). The spiders of Texas. I. Bulletin of the American Museum of Natural History 77: 307-340. -- Show included taxa

Godwin, R. L. & Bond, J. E. (2021). Taxonomic revision of the New World members of the trapdoor spider genus Ummidia Thorell (Araneae, Mygalomorphae, Halonoproctidae). ZooKeys 1027: 1-65. doi: 10.3897/zookeys.1027.54888 -- Show included taxa

Hentz, N. M. (1842). Descriptions and figures of the araneides of the United States. Boston Journal of Natural History 4: 54-57, 223-231. -- Show included taxa

Lucas, H. (1836f). Pachyloscèle. Pachyloscelis. Lucas. Magasin de Zoologie 6(Cl. 8, pl. 14): 1-6, pl. 14. -- Show included taxa

Lucas, H. (1837). Observations sur les aranéides du genre Pachyloscelis, et synonymie de ce genre. Annales de la Société Entomologique de France 6: 369-392, pl. 13. -- Show included taxa

Roddy, L. R. (1957). Some spiders from southeastern Louisiana. Transactions of the American Microscopical Society 76(3): 285-295. doi: 10.2307/3223892 -- Show included taxa

Simon, E. (1891f). Liste des espéces de la famille des Aviculariidae qui habitent le Mexique et l'Amérique du Nord. Actes de la Société Linnéenne de Bordeaux 44(1890): 307-339. -- Show included taxa

Walckenaer, C. A. (1841). Histoire naturelle des Insects. Aptères. Tome deuxième. Roret, Paris, 549 pp., pl. 16-22. doi: 10.5962/bhl.title.61095 [[not published in 1837, see pp. 430, 452, 505; plates in second pdf of Walckenaer, 1837]] -- Show included taxa