Basionym Name:Microthyriacites ramanujamii R.K. Saxena & N.K. Misra, Palaeobotanist 38: 268 + pl. 2, fig. 13 (1990)
Homotypic synonyms:Callimothallus ramanujamii (R.K. Saxena & N.K. Misra) Kalgutkar & Janson., AASP Contributions Series (Dallas) 39: 48 (2000)