1953Chasmops maxima (Schmidt) — Rõõmusoks, fig. I 9
1998Toxochasmops (Schmidtops) vironiensis sp. nov. — Rõõmusoks, pp. 191, fig. VIII 4-13
Selection of related publications
Rõõmusoks, A. 1998.
Trilobites of the genus Toxochasmops from the Ordovician of Estonia.Proceedings of the Estonian Academy of Sciences. Geology47,
3,173-194.
Rõõmusoks, A. 1989.
Über die Divergenz der Leptaenidae (Brachiopoda) in der Viru-und Harju-zeit in Baltoscandia.Eesti NSV Teaduste Akadeemia Toimetised, Geoloogia / Известия Академии наук Эстонской ССР. Геология38,
3,112-117.