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CATALOG OF ORIGINAL DESCRIPTIONS: Eucyrtidium arctum Ehrenberg 1859

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 -> E -> Eucyrtidium -> Eucyrtidium arctum
Other pages this level: E. acanthocephalum, E. acephalum, E. aculeatum, E. acutatum, E. aderces, E. aegaeum, E. alauda, E. ampulla, E. anniae, E. antilope, E. antiquum, E. apenninicum, E. apiculatum, E. aquilonaris, E. arctum, E. argus, E. armadillo, E. armatum, E. articulatum, E. asanoi, E. asperum, E. attenuatum, E. australe, E. barbadense, E. biauritum, E. bicorne, E. buetschlii, E. calvertense, E. campanulatum, E. cancrinum> >>

Eucyrtidium arctum

Citation: Eucyrtidium arctum Ehrenberg 1859
Taxonomic rank: species
Described on page(s) : p.33
Type locality: [presumably Quaternary]

Current identification:


Original Description

E. tribus articulis 1/38\' superans, primordiali subgloboso inermi parvo profunde discreto, secundo campanulato dilatato, tertiolongiore praecedentis amplitudine, strictura levi discreto, poris in series transversas et obliquas, nec in longitudinales, dispositis, arcte contiguis, 7 in 1/96\"'.
QTIn primo articulo subaspero septum bifurcatum setaceum cernitur, quod in carinulam secundi articuli excurrit. Fragmentum singulare.

Translation:
[Eucyrtidium with three segments, somewhat exceeding 59µ; first segment subglobose, unarmed, small, distinctly separated; second, campanulate, dilated; third, longer than the breadth of the preceding segment, separated by a slight constriction; pores arranged in transverse and oblique rows (not longitudinal), closely contiguous, 7 in 24µ.

Extra details from original publication
Distinguishing features: In the first, slightly rough segment is a hair-like, bifurcate septum, which extends into the second segment as a small rib. A single fragment. (Translated from Latin by E.M.R. and W.R.R. ) ]"


Editors' Notes
Nein[comment from RadWorld database]

References:

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Eucyrtidium arctum compiled by the radiolaria@mikrotax project team viewed: 26-1-2025

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