Larcospira quadrangula


Classification: rads_cenozoic -> Pyloniidae -> Larcospira -> Larcospira quadrangula
Sister taxa: L. bulbosa, L. moschkovskii, L. quadrangula, L. sp.

Taxonomy

Citation: Larcospira quadrangula Haeckel 1887
Rank: species
Basionym: Larcospira quadrangula
Taxonomic discussion: Haeckel 1887

Catalog entries: Larcospira quadrangula

Original description: Cortical shell with thorny surface, three times as long as the lentelliptical medullary shell. Perimeter of the lateral plane nearly quadrangular, with four rounded corners (on the poles of two crossed diagonal axes), one and a third times as long as broad, with one sagittal constriction at the poles of the principal axis. One lateral wing of the transverse girdle turns around the other in one and a half to two simple spiral turns.
Remarks on original description: Haeckel listed Larcospira quadrangula under the subgeneric name Larcospirema, but did not include the subgeneric name in the species name.[comment from RadWorld database]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant Data source: Lazarus et al. 2015 - "R age group"
First occurrence (base): within Quaternary Period (0.00-2.59Ma, base in Gelasian stage). Data source: Lazarus et al. 2015 - "R age group"

Plot of occurrence data:

References:

Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the year 1873-1876, Zoology. 18: 1-1803. gs


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Larcospira quadrangula compiled by the radiolaria@mikrotax project team viewed: 25-11-2020

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Short stable page link: http://mikrotax.org/radiolaria/index.php?id=204419 Go to Archive.is to create a permanent copy of this page - citation notes



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