Capsus maerkelii Herrich-Schaeffer, 1838: 78. ST(S): Germany, sächsische Schweiz [= area E of Pirna]; lost.
Capsus flavolimbatus Boheman, 1851: 252 (syn. Kirschbaum, 1856: 204). STS: female, Sweden, Gotland Is. (Koparfve) and Dalecarlia; NHRS.
Cyllecoris vittatus Dahlbom, 1851: 205 (syn. Boheman, 1852a: 110, with flavolimbatus). STS: male, female, Sweden, Sanda and Thorsburg [= Torsburgen] on Gotland Is., Olle Hau on Fårö Is., Tubbetorp nr Skara in prov. Västergötland, and prov. Småland; MZLU? (not found, R. Danielsson, in litt.).
Pithanus maerkeli var. nigripes Seabra, 1925a: 41 (as species by Stichel, 1957: 589; syn. Wagner & Weber, 1964: 80). HT: Portugal, Aldeia Nova de S. Bento; Zoological Museum, Coimbra University, Portugal.
Pithanus maerkeli f. pallidus Remane, 1950a: 265. STS: male, female, Germany, Kiel; coll. Remane, Marburg an der Lahn, Germany; SMFD? (not located).