Eustala tristis Roewer, 1942

Poeta, Maria Rita M. & Teixeira, Renato Augusto, 2017, Description of the male of the spider Eustala vellardi Mello-Leitão, 1924, the female of E. delasmata Bryant, 1945 and seven species of Eustala Simon, 1895 declared as nomina dubia (Araneae, Araneidae), Zootaxa 4273 (1), pp. 112-120 : 116

Eustala tristis Roewer, 1942

Epeira tristis Blackwall, 1862: 436 . Female holotype from Rio de Janeiro, Brazil, J. Gray, Esq. & Rev. H. Clark (presumably lost, not examined).

Araneus tristis ; Petrunkevitch, 1911: 321.

Eustala tristis ; Roewer, 1942: 767; WSC 2017.

Note. Blackwall (1862) did not provide illustrations and the description are not accurate enough to identify the species. Type material was not found in BMNH, MNRJ, or OUMNH. Therefore, it is considered a nomen dubium.