perekond
Circulichnis Vialov, 1971
Taksoni kirjeldused
Uchman & Rattazzi, 2019
Emended diagnosis. Horizontal,approximatelycircu-lartooval,cylindrical ring.
Originally, Vialov (1971, p.91)defined Circulichnis as “Koltzevoi sled pocht ikrugloi (ili ovalnoi) formi, obrazo-vanyi odnim valikom” can be translated as “Ring trace, almost circular (orelliptical) developed in one cylinder”.
Valik taksonit käsitlevast teaduskirjandusest
Toom, U., Vinn, O., Hints, O. 2019. Ordovician and Silurian ichnofossils from carbonate facies in Estonia: A collection-based review. Palaeoworld 28, 1-2, 123-144. DOI:10.1016/j.palwor.2018.07.001
Klassifikatsioon