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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.
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
Short stable page link: https://mikrotax.org/radiolaria/index.php?id=262251 Go to Archive.is to create a permanent copy of this page - citation notes