radiolaria - rads_cat - Stichopilium thoracopterum <title>radiolaria - rads_cat - Stichopilium thoracopterum

CATALOG OF ORIGINAL DESCRIPTIONS: Stichopilium thoracopterum 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 -> S -> Stichopilium -> Stichopilium thoracopterum
Other pages this level: S. annulatum, S. anocor, S. bicorne, S. campanulatum, S. cortina, S. costatum, S. cunninghami, S. macropterum, S. obliqum, S. pectinatum, S. phtthinados, S. rapaeformis, S. thoracopterum, S. triserratum, S. uncinatum, S. variabilis

Stichopilium thoracopterum

Citation: Stichopilium thoracopterum Haeckel 1887
Rank: species
Described on page(s) : p.1439
Type age (chronostrat): [presumably Quaternary]
Type locality: LM297
Type repository: No information given

Current identification:

Original Description

Shell slenderly ovate, twice as long as broad, with eleven slight annular strictures. The twelve joints (excepting the second) are of nearly equal length, or alternately longer and shorter. The eighth joint is the broadest, one and a half times as broad as the slightly constricted month. Cephalis small, hemispherical, with a pyramidal horn of twice the length. Thorax (or second joint) campanulate, twice to three times as long as each of the eleven other joints, with three longitudinal ribs, prolonged into three divergent, slender, free spines. Pores small, regular, hexagonal.


Length of the shell (with twelve joints) 220µm, breadth 110µm. Length of each joint (on an average) 15 to 17µm, thorax 350µm.


Extra details from original publication

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


Haeckel, E (1887a). 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 years 1873-1876. 18: 1-1803. gs O


Stichopilium thoracopterum compiled by the radiolaria@mikrotax project team viewed: 6-2-2023

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