Name requested: Calicium citrinumLichenologist 3 (1): 106.
Homotypic synonym: Coniocybe citrinaLichenologist 12 (1): 62. 35 (3): 204.
Heterotypic synonym: Calicium arenariumLichenologist 3 (1): 106. 12 (1): 62. 35 (3): 203. Sydowia 12 (1-6): 216.
Heterotypic synonym: Coniocybopsis arenariaLichenologist 12 (1): 62. 35 (3): 204.
Heterotypic synonym: Microcalicium arenariumLichenologist 12 (1): 62, 62, 62. 35 (3): 203, 204, 204.