CATALOG OF ORIGINAL DESCRIPTIONS: Alacorys hexacantha 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 -> A -> Alacorys -> Alacorys hexacantha
Other pages this level: A. bismarckii, A. carcinus, A. dodecantha, A. enneacantha, A. friderici, A. gigas, A. guilelmi, A. hexacantha, A. hexapleura, A. lutheri, A. octacantha, A. polyacantha

Alacorys hexacantha

Citation: Alacorys hexacantha Haeckel 1887
Rank: species
Type repository: No information given
Described on page(s) : p.1373
Family (traditional): not-known

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Current identification:

Original Description
Shell thorny, with slight collar stricture. Length of the three joints = 2: 5: 7, breadth = 4: 10: 14. Cephalis flat, cap-shaped, with a rudimentary conical horn. Thorax campanulate, with regular, circular pores. Abdomen wider, campanulate, with a small number of very large polygonal pores. Peristome with six large divergent feet, which are longer than the shell, cylindrical, and slightly curved, in the proximal half convex, in the distal half concave.

Length of the three joints, a 20, b 50, c 70µm; breadth, a 40, b 100, c 140µm.

Editors' Notes
There was no illustration of this species in Haeckel (1887)
Haeckel listed Alacorys hexacantha under the subgeneric name Hexalacorys, but did not include the subgeneric name in the species name.


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


Alacorys hexacantha compiled by the radiolaria@mikrotax project team viewed: 9-3-2021

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