Species

Sphenocrinus obtusus Eichwald, 1856

Synonymy list

1856 Sphenocrinus obtusus — Eichwald , pp. 125

1857 Sphenocrinus obtusus — Eichwald , pp. 71

1860 Sphenocrinus obtusus — Eichwald , pp. 661 , fig. 31:23,42,45,46,48,49

1964 Sphenocrinus obtusus Eichwald,1860 — Yeltyschewa , pp. 61 , fig. II 1-8; IV 25

Selection of related publications

Yeltyscheva, R. S. (Yeltyschewa, R. S.) 1964. Stebli ordovikskih morskih lilij Pribaltiki (nižnij ordovik). Voprosy paleontologii IV, 59-82. Izdatel'stvo Leningradskogo Universiteta.

Eichwald, E. 1856. Beitrag zur geographischen Verbreitung der fossilen Thiere Russlands. Alte Periode. (Fortsetzung). Bulletin of the Moscow Society of Naturalists. Geological series 29, 1, 88-127.

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Echinodermata
Subphylum	Pelmatozoa
Class	Crinoidea
Genus	Sphenocrinus
Species	iruensis
	multisulcatus
	obtusus
	quinquevalatus
	rarisulcatus

References based on distribution

Yeltyscheva, 1964 Obukhovo outcrop, Leningrad district Volkhov Stage
Yeltyscheva, 1964 Isvos, Leningrad Oblast Volkhov Stage
Yeltyscheva, 1964 Popovka River, Leningrad Oblast Volkhov Stage
Yeltyscheva, 1964 Iru quarry Volkhov Stage
Eichwald, 1856a Pulkovo, Leningrad District