Sciocoris microphthalmus Flor, 1860: 114. STS: male, female, Estonia (Dorpat [= Tartu]) and Latvia (Kokenhusen [= Koknese], Lodenhof [= Lode], Segewold [= Sigulda] and Wenden [= Cēsis]; IZBE.
Cimex umbrinus (non Wolff, 1804): Panzer, 1803b: pl. 15 and legend. Misidentification (see Mulsant & Rey, 1866b: 105).
Pentatoma umbrina (non Wolff, 1804): Latreille, 1804a: 190. Misidentification (see Mulsant & Rey, 1866b: 105).
Sericoris [sic] umbrinus Eversmann, 1837: 37. For umbrinus sensu Hahn, 1833. STS: Germany (Nürnberg) and Russia (ST: between Volga and the Urals); lost. Nomen oblitum.
Sciocoris umbrinus (non Wolff, 1804): Hahn, 1833a: 195; Zetterstedt, 1838: 258; Fieber, 1851c: 16; 1861a:: 358. Misidentifications (see Mulsant & Rey, 1866b: 105).
Sciocoris curtipennis Mulsant & Rey, 1866b: 105 (syn. Puton, 1869a: 4). STS: male, female, France, nr Paris, Chartreuse, and Lyon; lost?
Sciocoris homalonotus cerrutii Wagner, 1959n: 59 (ugraded by Wagner, 1965s: 124; syn. Péricart, 2002a: 444, suspected). HT: male, Italy, Pisa, Coltano; INER.
Sciocoris (Aposciocoris) microphthalmus poppiusi Wagner, 1965s: 125 (syn. Kerzhner, 1972c: 366). HT (see Aukema & Kerzhner, 2005: 70): male, Bulgaria, Mt.Vitosha; ZMUH
Sciocoris (Aposciocoris) pirinaicus Fuente, 1972b: 92 (syn. Péricart, 2002: 444). HT: male, Spain, Huesca, Circo de Soaso; Universidad Complutense, Madrid, Spain.