radiolaria - rads_cat - Sethocyrtis principii principii

CATALOG OF ORIGINAL DESCRIPTIONS: Sethocyrtis principii principii Clark & Campbell 1942

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 principii principii

Other pages this level: << < S. expositus, S. japonica, 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 principii principii Clark and Campbell 1942.jpg

Sethocyrtis principii principii

Citation: Sethocyrtis principii principii Clark & Campbell 1942

Rank: sub-species

Type specimens: pl.7, figs.5,6

Type repository: University of California, Museum of Paleontology, San Francisco

Described on page(s) : p.75

Family (traditional): Theoperidae

Family (modern): Theopilidae

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Current identification:

Original Description
Shell small, generally similar to S. principii longispina n. subsp. save in the character of the apical horn which has a length of 0.06 as against 0.4 total length in the latter.

Length of shell, 130µm; of horn, 15µm; of cephalis, 23.2µm; diameter of widest part of thorax, 110µm; of pores, 10µm. Distinguishing characters (rw): Sethocyrtis principii principii n. subsp. differs from S. principii longispina n. subsp. mainly in the character of the apical horn.

References:

Clark, B. L. & Campbell, A. S. (1942). Eocene radiolarian faunas from the Mt. Diablo area, California. Geological Society of America, Special Papers. 39: 1-112. gs

Sethocyrtis principii principii compiled by the radiolaria@mikrotax project team viewed: 15-5-2021

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=252371 Go to Archive.is to create a permanent copy of this page - citation notes

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