Escharella ovoidea ( REUSS , 1847)

ZÁGORŠEK, KAMIL, 2010, 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, Acta Musei Nationalis Pragae Series B 66 (3 - 4), pp. 139-255 : 139-255

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.