Name requested: Megaspora verrucosaLichens of North America null: 133, 429, 430, 530. Mycotaxon 40: 203, 238, 239. 50: 327. 58: 211, 213, 225. 88: 483.
Homotypic synonym: Lecanora verrucosaLichenologist 3 (1): 119. 12 (1): 69. Mycologia 11 (6): 302. Sydowia 12 (1-6): 215.
Homotypic synonym: Pachyospora verrucosaLichenologist 12 (1): 69, 69, 69. Lichens of North America null: 429. Mycotaxon 58: 211, 213.
Homotypic synonym: Aspicilia verrucosaLichenologist 12 (1): 69.
Heterotypic synonym: Pachyospora mutabilisMycotaxon 23: 246. 26: 257, 260. 40: 238, 239.