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
Type specimens: pl.4, fig.6
Type repository: No information given
Described on page(s) : p.11
Family (traditional): Carpocaniidae
Family (modern): Diacanthocapsidae

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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.


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: 4-3-2021

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