radiolaria - rads_cat - Sethocyrtis pyrum

CATALOG OF ORIGINAL DESCRIPTIONS: Sethocyrtis pyrum Cleve 1900

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 -> Sethocyrtis -> Sethocyrtis pyrum
Other pages this level: << < S. laguncularis, S. menelai, S. mica, S. minimus, S. mitrus, S. multiplicatus, S. ovalis, S. oxycephalis, S. parva, S. parvissimus, S. pirum, S. porrectus, S. principii longispina, S. principii principii, S. principii valgrandensis, S. pyrum, S. rara, S. simus, S. sinitzini, S. tamdiensis, S. tintinabulum, S. vialovi

Sethocyrtis pyrum

Citation: Sethocyrtis pyrum Cleve 1900
Rank: species
Described on page(s) : p.11
Type specimens: pl.4, fig.6
Type repository: No information given
Family (traditional): Carpocaniidae
Family (modern): Diacanthocapsidae

Current identification:

Original Description

Shell thick-walled, pear-shaped, with slight collar stricture. Length of the two joints 1:6, breadth 1:4. Cephalis hemispherical, with a small horn of half the length and unequal small pores. Thorax inflated, with circular, regular pores, quincuncially arranged and as broad as the bars. On the nodal points short spines arise. Mouth flat, half as broad as the thorax.

Cephalis 12µm long, 20µm broad. Thorax 72µm long and 80µm broad.
Very rare.




Extra details from original publication

Editors' Notes


Cleve, P. T. (1900). Notes on some Atlantic plankton-organisms. Vetenskaps-Akademiens Handlingar, Kongliga Svenska Stockholm. 34(1): 1-22. gs


Sethocyrtis pyrum compiled by the radiolaria@mikrotax project team viewed: 6-7-2022

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