Basionym Name:Inapertisporites tetradus Rouse, Micropaleontology 8(2): 208 + pl. 5, fig. 17 (1962)
Homotypic synonyms:Spegazzinites tetradus (Rouse) Kalgutkar & Janson., AASP Contributions Series (Dallas) 39: 271 (2000)