CATALOG OF ORIGINAL DESCRIPTIONS: Semantrum sphragisma 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 -> Semantrum -> Semantrum sphragisma
Other pages this level: S. buetschlii, S. quadrifore, S. signarium, S. sphragisma, S. tetrapylum, S. tetrastoma

Semantrum sphragisma

Citation: Semantrum sphragisma Haeckel 1887
Rank: species
Type repository: No information given
Described on page(s) : p.959
Family (traditional): Trissocyclidae
Family (modern): Trissocyclidae

<% linkedspecs %>

Current identification:

Original Description
Sagittal ring circular, smooth. Basal ring also nearly circular and smooth; its four basal gates of nearly equal size, elliptical or subcircular; the jugular pores scarcely smaller than the cardinal pores. All rods smooth, cylindrical, without edges and thorns.

Height of the sagittal ring 0.08, breadth 0.07.

Editors' Notes
There was no illustration of this species in Haeckel (1887)


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


Semantrum sphragisma compiled by the radiolaria@mikrotax project team viewed: 4-3-2021

Taxon Search:
Advanced Search

Short stable page link: Go to to create a permanent copy of this page - citation notes

Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
Captcha Image
Powered by Commentics