Pentacauliscus stellatus, Prokop & Slámová, 2012

Prokop, Rudolf J. & Slámová, Radana, 2012, New Species Of Crinoids Based On Their Columnals And Stem Fragments (Col.), From The Lower Devonian Zlíchov Limestone (Barrandian Area, The Czech Republic), Acta Musei Nationalis Pragae Series B 68 (3 - 4), pp. 133-138 : 136

Pentacauliscus stellatus sp. n. (col.), Lower Devonian,

Zlíchovian, “Chapel Horizon” at the base of the Zlíchov

Limestone. Praha – Zlíchov, “U kapličky” Quarry.

1. Articulum of isolated pluricolumnal composed of N and 3IN, NMP L 26626, × 5.

2. Holotype, isolated pluricolumnal composed of N and 3 or 4 IN, NMP L 26627 , × 5.

3. Nodal articulum of isolated columnal, NMP L 26628, × 5.

4. Lateral view of isolated pluricolumnal with pentastellate articulum and epifacets interradialy terminated by prominent overhanging projections, NMP L 26630, × 3.5.

5. Lateral view of isolated pluricolumnal with pentagonal articulum. Extremely thin 3 and 4 internodals, NMP L 26632, × 3.

6. Isolated pluricolumnal with pentastellate articulum, lateral view, NMP L 26629, × 3.5.