In The Field

Burgess Shale Centenary: What’s this, then?

If you can’t tell the difference between an embryo and a giant bacterium, then things have got to be pretty bad. But Frank Corsetti of the University of Southern California, Los Angeles, gave the audience a persuasive argument today that at least some spherical bodies found in the fossil record, thought to be eggs or embryos, are indeed probably giant sulphur bacteria instead. Certainly I can’t tell the difference from the pictures, and nor, apparently, can the experts. 

BACK TO ARTICLE

Tell a Friend

Please ensure that your friend is content to receive an email from us with a link to the article. Select the following link to view our Privacy Policy.

BACK TO ARTICLE