Echinodermata

Cystoidea Buch, 1846

Selection of related publications
Stukalina, G. A. 1988. Studies in Paleozoic crinoid-columnals and -stems. Palaeontographica 204, 1-66.
Stukalina, G., Hints, L. 1987. Columnals of echinoderms with condylial articulation ( the Ordovician of the Baltic area). Proceedings of the Academy of Sciences of the Estonian SSR. Geology 36, 3, 104-112.
Stukalina, G. A. 1986. Zakonomernosti istoričeskogo razvitiâ krinoidej v rannem i srednem paleozoe SSSR.
Stukalina, G., Hints, L. 1979. New finds of Echinoderms in the Upper Viruan deposits of North Estonia. Proceedings of the Academy of Sciences of the Estonian SSR. Geology 28, 1, 1-10.