Cornutella californica


Classification: rads_cenozoic -> Theoperidae -> Acropyramiidae -> Cornutella -> Cornutella californica
Sister taxa: C. californica, C. clava, C. profunda, C. stiligera, C. sp.

Taxonomy

Citation: Cornutella californica Campbell & Clark 1944
Rank: species

Catalog entries: Cornutella californica

Original description: Shell generally conical (25°); apical horn stout and cylindrical or narrow conical (2°), in few specimens fully as long as shell itself, more usually shorter, and often broken; lateral shell contour only locally modified by insignificant changes; apertural margin smooth and entire (?), commonly torn and highly irregular; pores subelliptical to subhexagonal, latter almost abruptly changed from former in suboral 0.25 of shell, and marked by corresponding change in shell framework which in upper, longer section is wide while in shorter, lower section is thin and formed of delicate beams.
Remarks on original description: The authors here list Cornutella californica under the subgeneric name Cornutissa and include the subgeneric name in the species name.[comment from RadWorld database]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within (-Ma, top in "Holocene" stage). Data source:
First occurrence (base): within (-Ma, base in "Holocene" stage). Data source:

Plot of occurrence data:

References:


logo

Cornutella californica compiled by the radiolaria@mikrotax project team viewed: 17-4-2021

Taxon Search:
Advanced Search

Short stable page link: https://mikrotax.org/radiolaria/index.php?id=203686 Go to Archive.is 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
1000
Captcha Image
Powered by Commentics