Trilobita

Phacopidae Hawle et Corda, 1847

Selection of related publications
Männil, Reet 1987. New phacopid trilobites from the Upper Silurian of the East Baltic. Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 36, 3, 113-120.
Männil, Ralf 1987. Explanatory notes to the stratigraphical chemes of the Ordovician deposits. Resolutions of the interdepartmental stratigraphical conference on the East European Platform in 1984, with regional stratigraphical schemes, pp. 17-57.
Männil, Reet 1970. Phacopid trilobites of the Upper Llandoverian of Estonia. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 19, 4, 342-349.
Männil, Reet 1970. Estonian Lower and Middle Llandoverian trilobites of the genus Acernaspis. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 19, 2, 156-165.