Lucianorhabdus quadrifidus


Classification: Mesozoic -> Holococcoliths -> Common genera -> Lucianorhabdus -> Lucianorhabdus quadrifidus
Sister taxa: L. cayeuxii, L. arcuatus, L. compactus, L. inflatus, L. maleformis, L. quadrifidus, L. salomonii, L. boudagherfadeliae, L. tabernus, L. turris, L. arborius, L. cubiterminalis, L. phlaskus, L. lageniformis, L. windii, L. sp.,

Distinguishing features: Lucianorhabduswith base wider than process, ends in crown-like plug


Taxonomy:

Citation: Lucianorhabdus quadrifidus Forchheimer, 1972
Rank: Species

Farinacci & Howe catalog pages: L. quadrifidus *

Distinguishing features: Lucianorhabduswith base wider than process, ends in crown-like plug

Search data:
Tagsholococcolith, elliptical, rod-shaped, hollow, CA: process, R-UNITS: R-prominent, DETAILS: ca_disjunct, rim-unicyclic,
MetricsLith size: 8->16µm; Segments: 4->4;
Data source notes: original description +/-4 µm
Sources: original description +/-4 µm
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): in lower part of UC16 zone (30% up, 74.8Ma, in Maastrichtian stage). Data source: Burnett 1998, fig 6.5
First occurrence (base): at base of UC8b subzone (0% up, 92.3Ma, in Turonian stage). Data source: Burnett 1998 (subzonal marker), fig.6.3

Plot of occurrence data:

References:

Burnett, J. A. (1998). Upper Cretaceous. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 132-199. gs V O

Crux, J. A. (1980). A biostratigraphical study of Upper Cretaceous nannofossils from South-east England and North France. PhD thesis, University College London. -. gs

Forchheimer, S. (1972). Scanning electron microscope studies of Cretaceous coccoliths from the Köpingsberg Borehole No. 1, SE Sweden. Sveriges Geologiska Undersökning, Series C. #668, 65: 1-141. gs


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Lucianorhabdus quadrifidus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 26-9-2020

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10621 Go to Archive.is to create a permanent copy of this page - citation notes



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