File:Ctenacanthus formosus (fossil shark spine) (Pennsylvanian; Kansas or Nebraska, USA) 1.jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file ‎(3,624 × 1,328 pixels, file size: 3.67 MB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary[edit]

Description
English: Ctenacanthus formosus Newberry, 1873 - fossil shark spine from the Pennsylvanian of Kansas or Nebraska, USA. (public display, Nebraska State Museum of Natural History, Lincoln, Nebraska, USA)

The Pennsylvanian-aged shark spine shown above has been identified as Ctenacanthus formosus. However, the species was originally described from Mississippian rocks.

The spine was originally located along the anterior margin of the shark's dorsal fin.

Classification: Animalia, Chordata, Vertebrata, Chondrichthyes, Elasmobranchii, Ctenacanthiformes, Ctenacanthidae

Stratigraphy: possibly the Bonner Springs Formation (Bonner Springs Shale), Upper Pennsylvanian

Locality: unrecorded/undisclosed site in Nebraska or Kansas, USA
Date
Source https://www.flickr.com/photos/47445767@N05/34115196432/
Author James St. John

Licensing[edit]

w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 2.0 Generic license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
This image was originally posted to Flickr by James St. John at https://flickr.com/photos/47445767@N05/34115196432. It was reviewed on 10 March 2020 by FlickreviewR 2 and was confirmed to be licensed under the terms of the cc-by-2.0.

10 March 2020

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current16:52, 10 March 2020Thumbnail for version as of 16:52, 10 March 20203,624 × 1,328 (3.67 MB)Ser Amantio di Nicolao (talk | contribs)Uploaded a work by James St. John from https://www.flickr.com/photos/47445767@N05/34115196432/ with UploadWizard

You cannot overwrite this file.

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Metadata

This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Ctenacanthus_formosus_(fossil_shark_spine)_(Pennsylvanian;_Kansas_or_Nebraska,_USA)_1.jpg&oldid=871700464"