Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
![]() | ![]() | ![]() | ![]() | Excentrosphaerella sphaeroconcha neptune records: 3 |
Excentrosphaerella sp. neptune records: |
Catalog entries: Excentrosphaerella
Original description: Heliodiscids with double medullary shell of Heliodiscus type surrounded by two concentric spherical or ellipsoidal shells connected by numerous radial beams. The genus seems to be related to Excentrodiscus from which it is distinguished by the additional cortical shell.
Geological Range:
Last occurrence (top): Extant. Data source: Total of range of species in this database
First occurrence (base): at top of No known fossil record modern (100% up, 0Ma, in "Holocene" stage). Data source: Total of range of species in this database
Plot of occurrence data:
![]() |
Excentrosphaerella compiled by the radiolaria@mikrotax project team viewed: 28-9-2023
Short stables page link: https://mikrotax.org/radiolaria/index.php?id=204131 Go to Archive.is to create a permanent copy of this page - citation notes |