1883
Pterygotus osiliensis (pars) — Schmidt, fig. Pl. 7:8
1883
Pterygotus osiliensis laticauda (pars) — Schmidt, fig. Pl. 4:8
1964
Pterygotus (Pterygotus) impactus — Kjellesvig-Waering, pp. 398, fig. P1. 54, figs. 2,3; Pl. 3, fig. 10; Text-figs. 20,2
2007
Pterygotus impacatus — Tetlie, pp. 563