radiolaria - rads_cat - Sethoconus woodfordi advena

CATALOG OF ORIGINAL DESCRIPTIONS: Sethoconus woodfordi advena Campbell & Clark 1944

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 -> Sethoconus -> Sethoconus woodfordi advena

Other pages this level: S. anthocyrtis, S. bimarginatus, S. conicus, S. crinitus, S. dogieli, S. facetus, S. galea, S. hexagonalis, S. hyalinus, S. lophophaena, S. martini, S. myxobrachia, S. orthoceras, S. parvus, S. pileus, S. rayianus, S. reschetnjakae, S. setosus, S. subtilis, S. venosus, S. virgultus, S. woodfordi, S. woodfordi advena

Sethoconus (Cornutellium) woodfordi advena Campbell and Clark 1944.jpg

Sethoconus woodfordi advena

Citation: Sethoconus woodfordi advena Campbell & Clark 1944

Rank: sub-species

Type specimens: pl.6, fig.8

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

Described on page(s) : p.44

Family (traditional): Theoperidae

Family (modern): Acropyramiidae

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Current identification:

Original Description
Variety differs from typical form chiefly in smaller dimensions, more slender conical shell (about 7°), generally narrower shell proportions, and in relatively larger pores.

Length, total, 140µm; diameter of aperture, 30µm. Distinguishing characters (rw): Sethoconus woodfordi advena n. var. shows less graduation between upper and lower cones of thorax than typical form of species. Much less common, and typical form occurs with it.

Etymology: No information given, but: Latin advena -ae = a newcommer, outsider

Editors' Notes
[Campbell and Clark here list the variety under the subgeneric name Cornutellium and include the subgeneric name in the species name.

References:

Campbell, A. S. & Clark, B. L. (1944a). Miocene radiolarian faunas from southern California. Geological Society of America, Special Papers. 51: 1-76. gs

Sethoconus woodfordi advena compiled by the radiolaria@mikrotax project team viewed: 16-4-2021

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=252359 Go to Archive.is to create a permanent copy of this page - citation notes

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