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A revision of the genus Achaearanea (Araneae: Theridiidae)
By Hajime Yoshida
Acta Arachnologica 57(1): 37-40, 2008
Cite: 553173 with citation markup [cite:553173]
This is the publication in which all North American Achaearanea were moved into Cryptachaea, Hentziectypus, and Parasteatoda... thus we no longer have genus Achaearanea in BugGuide's range.

PDF available online for free from publisher's website: https://www.jstage.jst.go.jp/article/asjaa/57/1/57_1_37/_pdf