Solidopons


Classification: Coccolithophores -> Coccolithales -> Coccolithaceae -> Solidopons
Sister taxa: Coccolithus, Bramletteius, Campylosphaera, Chiasmolithus, Coronocyclus, Cruciplacolithus, Ericsonia, Solidopons, Birkelundia, Clausicoccus, Craticullithus, Hughesius, Kilwalithus,

Daughter taxa: (blue => in age window 0-800Ma)
Elliptical placolith with narrow rim and wide central-area spanned by disjunct transverse bridge.
Specimens which cannot be assigned to established species

Taxonomy:

Citation: Solidopons Theodoridis 1984.
Rank: Genus
Type species: Solidopons petrae Theodoridis 1984

Distinguishing features: Rim narrow and central area spanned by an elevated bridge

Farinacci & Howe catalog pages: Solidopons *


Morphology remarks: Monospecific genus, see species S. petrae.

Search data:
TagsLITHS: placolith, elliptical, RIM: rim-narrow, CA: bridge, bridge-transverse,
CSPH: spherical, monomorphic, V-UNITS: distal shield, R-UNITS: c-str, prox shield, tube, DETAILS: rim-bicyclic, isogyres oblique,
MetricsLith size: 4->8┬Ám;
Sources:
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): in mid part of Tortonian Stage (48% up, 9.5Ma, in Tortonian stage). Data source: Total of range of species in this database
First occurrence (base): in lower part of Burdigalian Stage (32% up, 19Ma, in Burdigalian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Theodoridis, S. (1984). Calcareous nannofossil biostratigraphy of the Miocene and revision of the helicoliths and discoasters. Utrecht Micropaleontological Bulletin. 32: 1-271. gs

Young, J. R. (1998). Neogene. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 225-265. gs


nannotaxlogo400px

Solidopons compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 17-11-2019

Taxon Search:
Advanced Search

Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1250 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (0)

No comments yet. Be the first!

Add Comment

* Required information
1000
Captcha Image
Powered by Commentics