Trilobita

Toxochasmops McNamara, 1979

Selection of related publications
Rõõmusoks, A. 2000. The new trilobite genus Valdariops from the Harju Series (Upper Ordovician) of Estonia. Proceedings of the Estonian Academy of Sciences. Geology 49, 1, 28-43.
Rõõmusoks, A. 1998. Trilobites of the genus Toxochasmops from the Ordovician of Estonia. Proceedings of the Estonian Academy of Sciences. Geology 47, 3, 173-194.
Rõõmusoks, A. 1991. On the stratigraphy and fauna of the boundary beds between the Pirgu and Porkuni stages in North Estonia. Acta et Commentationes Universitatis Tartuensis 934, XII, 23-42. Eesti Ordoviitsiumi paleontoloogia ja stratigraafia, pp. 23-42.
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. Геология 38, 3, 112-117.
Rõõmusoks, A. 1953. New data on the Ordovician trilobite genus Chasmops of Estonia. Loodusuurijate Seltsi Juubelikoguteos, pp. 397-413.