Chitinozoa

Halochitina retracta (Eisenack, 1955)

Selection of related publications
Nõlvak, J. & Grahn, Y. 1993. Ordovician chitinozoan zones from Baltoscandia. Review of Palaeobotany and Palynology 79, 245-269. DOI:10.1016/0034-6667(93)90025-P
Nõlvak, J. 1990. Ordovician chitinozoans. Field Meeting Estonia 1990. An Excursion Guidebook. Eds: Kaljo, D. & Nestor, H., pp. 77-79.
Grahn, Y. 1984. Ordovician chitinozoa from Tallinn, northern Estonia. Review of Palaeobotany and Palynology 43, 1-3, 5-31. DOI:10.1016/0034-6667(84)90025-3
References based on distribution