BRYOZOA FROM THE LANGHIAN (MIOCENE) OF THE CZECH REPUBLIC PART II: SYSTEMATIC DESCRIPTION OF THE SUBORDER ASCOPHORA LEVINSEN, 1909 AND PALEOECOLOGICAL RECONSTRUCTION OF THE STUDIED PALEOENVIRONMENT
Author
ZÁGORŠEK, KAMIL
National Museum, Prague, Václavské nám. 68,115 79 Praha 1, Czech Republic
kamil_zagorsek@nm.cz
text
Acta Musei Nationalis Pragae Series B
2010
66
3 - 4
139
255
journal article
10.5281/zenodo.13344847
2533-4069
13344847
Escharella ovoidea
(
REUSS
, 1847)
Pl. 91, Fig. 1-2
v.
*
1847
Cellepora ovoidea
m. – Reuss p. 90, Pl. 11, Fig. 2
1977
Escharella ovoidea
(
REUSS
, 1847
)
– Vávra p. 137 (cum syn.)
T
y p e:
Neotype
stored in the
Natural History Museum
Vienna
under the number 1859.50.760 (established by
David and Pouyet, 1974
).
M a t e r i a l: Altogether
3 specimens
(only from the section Židlochovice) were studied.
D i a g n o s i s: Colony encrusting, autozooecia hexagonal with a smooth, slightly convex, frontal wall. Marginal areolar pores large, about 20 pores are arranged on the bor- der of each autozooecium. Aperture oval to semilunar with 4-6 oral spines and a short peristome (calcified lip). Lyrula large, rectangular. Ovicell recumbent on the distal part of the autozooecium (never immersed into the distal part of the autozooecium); it has a smooth, frontal wall.
R e m a r k s: The characteristic features are the large areolar pores, the oral spines and the recumbent ovicell.