Basionym Name:Trihyphaecites triangulatus Peppers, Bull. Ill. St. geol. Surv. 93: 135 and 173 (figs.) (1970)
Homotypic synonyms:Tribolites triangulatus (Peppers) Kalgutkar & Janson., AASP Contributions Series (Dallas) 39: 298 (2000)