Pachymerus ullrichi Fieber, 1837: 347. STS: Austria; lost?
Pachymerus discors A. Costa, 1853: 22 (syn. Baerensprung, 1860: 10). LT (Péricart in Carapezza et al., 1995: 284): female, Italy, Naples; ZIUN.
Trapezonotus ullrichi var. immaculata Wagner, 1949l: 6. HT: male, Italy, Val Melaina or Acqua Santa; ZMUH.