Image: Eccaparadoxides mediterraneus - Murero, Zaragoza - Museo Ciencias Naturales Universidad Zaragoza

Size of this preview: 791 × 599 pixels. Other resolutions: 317 × 240 pixels | 896 × 679 pixels.

Original image ‎(896 × 679 pixels, file size: 271 KB, MIME type: image/jpeg)

Description: Fossil specimens of Eccaparadoxides mediterraneus from the Murero Cambrian fossil sites (Zaragoza, Spain). Sample MPZ 3004, deposited at the Natural Science Museum of the University of Zaragoza. They are known as "Murero lovers" for showing sexual dimorphism (once the oldest known case). Internal mold (top) and external mold (below), somewhat elongated by tectonic deformation (see: Dies Alvarez, et al., 2010, p. 102).
Title: Eccaparadoxides mediterraneus - Murero, Zaragoza - Museo Ciencias Naturales Universidad Zaragoza
Credit: Own work
Author: PePeEfe
Usage Terms: Creative Commons Attribution-Share Alike 4.0
License: CC BY-SA 4.0
License Link: https://creativecommons.org/licenses/by-sa/4.0
Attribution Required?: Yes

Image usage

The following page links to this image:

Sexual dimorphism

All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used under Attribution-ShareAlike license, unless stated otherwise.