Sollasites


Classification: Mesozoic -> Podorhabdales -> Biscutaceae -> Sollasites
Sister taxa: Biscutum, Boletuvelum, Chiastella, Crucibiscutum, Discorhabdus, Gaarderella, Gephyrobiscutum, Helicorhabdus, Jimenezberrocosoia, Seribiscutum, Similiscutum, Sollasites,

Distinguishing features: Elliptical with relatively wide central-area spanned by complex structure


Daughter taxa: (blue => in age window 0-800Ma)
Narrowly elliptical; central area with longitudinal bar and ca. 20 lateral bars.
Central area with axial cross and one additional bar per quadrant
Central area with transverse bar and two figure-of-eight shaped concentric rings.
Central area with axial cross and two concentric rings
Central area with axial plate connected by 8 bars; large (ca 10 µm)
Central area with axial cross and two additional longitudinal bars (one either side of long axis)
Central area with axial cross and one concentric ring
Central area with transverse bar and and one concentric ring
Central area with axial plate connected by 4 bars; small (3.5-5µm)
Specimens not identified to species level

Taxonomy:

Citation: Sollasites Black, 1967
Rank: Genus
Type species: Sollasites horticus (Stradner et al. in Stradner and Adamiker, 1966) Cepek and Hay, 1969, as Sollasites barringtonensis Black, 1967, is a junior synonym.
Synonyms: Costacentrum Bukry 1969 ; Noellithina Grün & Zweili in Grun et al. 1974

Farinacci & Howe catalog pages: Sollasites * , Costacentrum * , Noellithina *

Distinguishing features: Elliptical with relatively wide central-area spanned by complex structure

Geological Range:
Last occurrence (top): at top of Maastrichtian Stage (100% up, 66Ma, in Maastrichtian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Pliensbachian Stage (0% up, 190.8Ma, in Pliensbachian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Black, M. (1967). New names for some coccolith taxa. Proceedings of the Geological Society of London. 1640: 139-145. gs

Bown, P. R. & Cooper, M. K. E. (1998). Jurassic. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 34-85. gs

Bukry, D. (1969). Upper Cretaceous coccoliths from Texas and Europe. The University of Kansas Paleontological Contributions. Article 51 (Protista 2): 1-79. gs

Cepek, P. & Hay, W. W. (1969). Calcareous nannoplankton and biostratigraphic subdivision of the Upper Cretaceous. Transactions of the Gulf Coast Association of Geological Societies. 19: 323-336. gs

Grün, W., Prins, P. & Zweili, F. (1974). Coccolithophoriden aus dem Lias epsilon von Holzmaden (Deutschland). Neues Jahrbuch für Geologie und Paläontologie Abhandlungen. 147: 294-328. gs

Stradner, H. & Adamiker, D. (1966). Nannofossilien aus Bohrkernen und ihre elektronenmikroskopische Bearbeitung. Erdoel-Erdgas Zeitschrift. 82: 330-341. gs


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Sollasites compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 21-8-2019

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=11094 Go to Archive.is to create a permanent copy of this page - citation notes



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