Masaris maculifrons Fox, 1893:12, ♀. ♀, El Paraiso, L. Cal. (leg. Haines). - As Pseudomasaris maculifrons: - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209. (distribution).
Pseudomasaris albifrons Rohwer, 1912:451 - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1471 ( listed as synonym of Pseudomasaris maculifrons (Fox, 1894)).
Pseudomasaris zonalis neomexicanus Rohwer, 1912:452 - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1471 ( listed as synonym of Pseudomasaris maculifrons (Fox, 1894)).
Pseudomasaris rohweri Bradley, 1922:417 - Krombein et al., 1979Krombein, K.V., P.D. Hurd, D.R. Smith & B.D. Burks 1979. Catalog of Hymenoptera in America North of Mexico. Volume 2. Apocrita (Aculeata). Smithsonian Institution Press, Washington D.C. 1199-2209.:1471 ( listed as synonym of Pseudomasaris maculifrons (Fox, 1894)).