Species

Ristnacrinus marinus Öpik, 1934

Type specimen data

Synonymy list

1934 Ristnacrinus marinus n. gen.& n. sp. — Öpik , pp. 4, fig. I,II, text fig. 1

1975 Ristnacrinus marinus Öpik, 1934 — Yeltyschewa , pp. 126, fig. 1:1

1978 Ristnacrinus marinus Öpik, 1934 — Stukalina , pp. 154-155, fig. 35:1-4

1986 Ristnacrinus marinus Öpik, 1934 — Hynda , pp. 93, fig. 15:1.2

1988 Ristnacrinus marinus Öpik, 1934 — Stukalina , fig. 14:1-3

2000 Ristnacrinus marinus Öpik, 1934 — Stukalina , fig. II, III 1-6

Selection of related publications

Stukalina, G. A. 2000. Silurijskie krinoidei Sibirskoj platformy. Transactions of the Paleontological Institute (PIN) 278, 1-108. Nauka.

Stukalina, G. A. 1986. Zakonomernosti istoričeskogo razvitiâ krinoidej v rannem i srednem paleozoe SSSR. pp. 1-144. Nauka.

Öpik, A. 1934. Ristnacrinus, a new Ordovician crinoid from Estonia. Tartu Ülikooli Geoloogia Instituudi Toimetused 40, 1-7.

Classification

References based on distribution