3 literature references for Poultonella alboimmaculata (Peckham, Peckham, 1883):

Author: Richman D.B., Cutler B.
Year: 1978
Title: A list of the jumping spiders (Araneae: Salticidae) of the United States and Canada
Source: Peckhamia: 98
Author: Peckham G.W., Peckham E.G.
Year: 1909
Title: Revision of the Attidae of North America
Source: Transactions of the Wisconsin Academy of Sciences, Arts and Letters, Madison: 557
Author: Cokendolpher J.C., Horner N.V.
Year: 1978
Title: The spider genus Poultonella
Source: Journal of Arachnology: 6: 135, illustrations 1-3, 6-7