Phytocoris basalis A. Costa, 1853: 62 (58). LT (Carapezza et al., 1995: 287): male, Italy, Vergine Mts; ZIUN.
Lygus (Orthops) caucasicus Jakovlev, 1879: 125 (syn. Kerzhner, 1962b: 385). STS: Russia (ST), Dagestan, Derbent and Kurush; lost? (see Kerzhner et al., 1997: 126).
Lygus (Orthops) basalis f. intermedia Tamanini, 1951c: 6. HT: Italy, Trentino, Daiano; MCRI (Martinelli, 200).
Lygus (Orthops) basalis f. testacea Tamanini, 1951c: 8 (junior primary homonym of Lygus rubricatus f. testacea Stichel, 1930). HT: Italy, Trentino, Rovereto; MCRI (Martinelli, 200).
Lygus basalis f. tamaninii Stichel, 1958a: 860. New name for f. testacea Tamanini, 1951.