CATALOG OF ORIGINAL DESCRIPTIONS: Larcospira sexangula Haeckel 1887

This page provides data from the catalog of type descriptions. The catalog is sorted alphabetically. Use the current identification link to go back to the main database.

Higher levels: rads_cat -> L -> Larcospira -> Larcospira sexangula
Other pages this level: L. bulbosa, L. lentelliptica, L. moschkovskii, L. oliva, L. quadrangula, L. sexangula, L. teres, L. tetragonicentrum

Larcospira sexangula

Citation: Larcospira sexangula Haeckel 1887
Rank: species
Type locality: LM25
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type repository: No information given
Described on page(s) : p.696

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Current identification:

Original Description
Cortical shell with spiny surface, four times as long as the hexagonal medullary shell. Perimeter of the lateral plane nearly hexagonal, one and a half times as long as broad, with six rounded corners (two on the poles of the principal axis, four on the poles of two crossed diagonal axes), with three slight ring-like constrictions. One lateral wing of the transverse girdle turns around the other in two to two and a half simple spiral turns.

Size: Length of the cortical shell 0.24, breadth 0.16; length of the medullary shell 0.06, breadth 0.04.

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Larcospira sexangula under the subgeneric name Larcospirema, but did not include the subgeneric name in the species name.[comment from RadWorld database]


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


Larcospira sexangula compiled by the radiolaria@mikrotax project team viewed: 21-4-2021

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