Eurygaster dilaticollis Dohrn, 1860b: 100. STS: Russia (ST), Sarepta [= Krasnoarmeysk nr Volgograd]; ZMPA?, ZMHB.
Eurygaster brevicollis Fieber, 1861a: 370 (syn. Fieber, 1861a: 396, suspected; Puton, 1869a: 2). ST(S): Greece.
Eurygaster schreiberi Montandon, 1885c: 171 (syn. Josifov, 1981a: 97, suspected; Josifov, 1986a: 88). HT: female, Italy (Gorice [= Gorizia]) or Slovenia (Nova Gorica); MGAB.
Eurygaster schreiberi var. flavescens Horváth, 1911a: 576. STS: male, Italy (Trieste; Görz [= Gorizia]) or Slovenia (Nova Gorica) and Turkey (Kazikoporan); HNHM.
Eurygaster maura f. improvisa Wagner, 1940d: 142 (syn. Wagner, 1951v: 42, with schreiberi). HT: male, Slovenia, Tarnova [= Trnovo]; MSNT.
Eurygaster schreiberi var. bimaculata Wagner, 1951v: 25, 40. HT: female, Hungary, Monci; ZMUH.
Eurygaster schreiberi var. discreta Wagner, 1951v: 23, 41. HT: female, Italy (Basovizza) to Slovenia (Lipizza [= Lipica]); ZMUH (not found, see Aukema & Kerzhner, 2005: 71).
Eurygaster schreiberi var. marginella Wagner, 1951v: 25, 41. HT: female, Albania, Pashtrik; ZMUH.
Eurygaster schreiberi var. nigrofusca Wagner, 1951v: 40. HT: female, Slovenia, Mt Auremiano [= Vremščica]; ZMUH (not found, see Aukema & Kerzhner, 2005: 71).
Eurygaster schreiberi var. rufobrunnea Wagner, 1951v: 24, 40. HT: female, Slovenia, Mt Taiano [= Slavnik]; ZMUH (not found, see Aukema & Kerzhner, 2005: 71).
Eurygaster schreiberi var. saulii Wagner, 1951v: 24, 39. HT (see Aukema & Kerzhner, 2005: 70): female, Italy (Basovizza) to Slovenia (Lipizza [= Lipica]); ZMUH.
Eurygaster dilaticollis var. decorata Wagner, 1951v: 26, 41 (junior primary homonym of Eurygaster sodalis var. decorata Péneau, 1911). HT: male, Hungary, Rakos-Palota; NHMW.
Eurygaster dilaticollis var. expansa Wagner, 1951v: 26, 39.
Eurygaster dilaticollis var. straminea Wagner, 1951v: 26, 41. HT: female, Russia (ST), Sarepta [= Krasnoarmeysk nr Volgograd]; NHMW.
Eurygaster dilaticollis ab. umbrina Halászfy, 1959: 26 (unavailable name). HT: female, Hungary, Kiskunhalas; HNHM.
Eurygaster schreiberi ab. erubescens Halászfy, 1959: 26 (unavailable name). HT: female, Croatia, Orehovica (see Halászfy, 1955a: 83); HNHM.