Ophiuroids, Muschelkalk, Lower Anisian, Polichno, Holy cross mountains, Poland (Triassic of Poland)

Where: Silesia, Poland (50.8° N, 20.4° E: paleocoordinates 19.3° N, 25.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Anisian (247.2 - 242.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: macrofossils

Primary reference: A. Radwanski. 2002. Triassic brittlestar beds of Poland: a case of Aspidurella ludeni (v. Hagenow, 1846) and Arenorbis squamosus (E. Picard, 1858). Acta geologica Polonica 52(4):395-410 [L. Villier/L. Villier/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 32083: authorized by Loic Villier, entered by Loic Villier on 04.06.2003, edited by Julien Millet

Creative Commons license: CC BY (attribution)

Taxonomic list

Ophiuroidea
 Ophiurida - Aplocomidae
Arenorbis squamosus Picard 1858 brittle star
 Ophiurida - Ophiuridae
Aspiduriella ludeni, "? Ophiomusium simile" = Aspiduriella similis
Aspiduriella ludeni von Hagenow 1851 brittle star
17 complete individuals and many arms
"? Ophiomusium simile" = Aspiduriella similis Eck 1865 brittle star
rare