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Opisthothelae


Subphylum : Chelicerata 
Arachnomorpha 
Classis : Arachnida 
Ordo : Araneae 
Subordo : Opisthothelae 

Opisthothelae sunt arthropoda cuiusdam taxi ordinis Aranearum, quod Mygalomorphas et Araneomorphas comprehendit, Mesothelis exclusis. Opisthothelae aliquando cladus inordinatus[1][2] et aliquando subordo aranearum[3] offeruntur, cum mygalomorphae et araneomorphae ad infraordines demoveantur.

Inter opisthothelas, dentes chelicerales mygalomorpharum pro apertura orali deorsum spectant, et araneam praeda solum desuper et sursum apprehendere sinunt, quoniam inter araneomorphas inter se sicut forcipes aspectant, apprehensionem stabiliorem sinentes. Cito distinguere araneomorphas et mygalomorphas ergo est difficile, nisi ut specimina sint satis magna ad sinendem praesentem dentium investigationem.

  1. Scientific name: Opisthothelae, in The Taxonomicon, ed S. J. Brands, ed. (Zwaag Netherlandiae: Universal Taxonomic Services, 1989–praesens).
  2. J. A. Coddington, "Phylogeny and Classification of Spiders," in Spiders of North America: An Identification Manual, ed. D. Ubick, P. Paquin, P. E. Cushing, et V. Roth (American Arachnological Society, 2005), 18–24.
  3. Scientific name: Opisthothelae. in The Taxonomicon, ed S. J. Brands, ed. (Zwaag Netherlandiae: Universal Taxonomic Services, 1989–praesens).

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