Cenozoic Spumellarian Radiolaria With Eccentric Microsphere
Author
Dumitrica, Paulian
Institute of Earth Sciences, Université de Lausanne, Géopolis, 1015 Lausanne, Switzerland; mailing address: Dennigkofenweg 33, 3073 Gümligen, Switzerland
Paulian.Dumitrica@unil.ch
text
Acta Palaeontologica Romaniae
2019
2019-04-25
15
1
39
60
http://dx.doi.org/10.35463/j.apr.2019.01.04
journal article
10.35463/j.apr.2019.01.04
1842-371x
10520604
57C54916-CC13-4BA1-BA82-2A99A822D9D1
Genus
Excentrococcus
Dumitrică, 1978
Type
species
.
Excentrococcus annulatus
Dumitrică, 1978
.
Diagnosis
. Test flat, disc-shaped with an eccentric microsphere in an outer medullary shell. Medullary shell surrounded by 2-6 circular or oval latticed rings.
Remarks
. This genus resembles the genus
Flustrella
Ehrenberg
from which it differs in having the microsphere eccentric in the second shell.
Range
. Middle Miocene to Recent so far known.