CATALOG OF ORIGINAL DESCRIPTIONS: Semantidium signatorium 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 -> Semantidium -> Semantidium signatorium
Other pages this level: S. hexastoma, S. sexangulum, S. signatorium

Semantidium signatorium

Citation: Semantidium signatorium Haeckel 1887
Rank: species
Type locality: LM11
Type age (chronostrat): [presumably Quaternary though some forms reported from this station appear to be Tertiary]
Type specimens: pl.92, fig.7
Type repository: No information given
Described on page(s) : p.961

<% linkedspecs %>

Current identification:

Original Description
Sagittal ring semicircular, thorny; basal ring pentagonal, with short spines on the margin and five stronger thorny spines on the five corners. Jugular pores ovate, smaller than the triangular. cervical pores. Cardinal pores two to three times as large as each of the former, pentagonal.

Size: Height of the sagittal ring 0.08, breadth 0.12.


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


Semantidium signatorium compiled by the radiolaria@mikrotax project team viewed: 25-2-2021

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