Zakamenka, Boets Village, Kolva River (Permian of Russian Federation)

Where: Russian Federation (60.3° N, 56.6° E: paleocoordinates 30.0° N, 40.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Boets Formation, Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: Y. A. Arendt and A. D. Zubarev. 1993. Aberrant crinoids. Paleontological Journal 27(1):31-44 [G. Webster/G. Webster/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 101532: authorized by Matthew Clapham, entered by Matthew Clapham on 23.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Crinoidea
 Calceocrinida - Calceocrinidae
 Disparida - Catillocrinidae
Ufacrinus minutus n. gen. n. sp.1, Kolvacrinus verae n. gen. n. sp.1, Allocatillocrinus rarus n. sp.2
Ufacrinus minutus n. gen. n. sp.1 Arendt 2005 Sea lily
Kolvacrinus verae n. gen. n. sp.1 Arendt 2005 Sea lily
Allocatillocrinus rarus n. sp.2 Arendt 2007 Sea lily
 Dendrocrinida - Agassizocrinidae
Belashovicrinus elenae Yakovlev 1930 Sea lily
 Dendrocrinida - Indocrinidae