Browsing by Place "Yale"
Now showing items 1-1 of 1
-
Fossils clear up Cambrian mystery
June 10, 2010 , on page 11)The Moroccan fossils include sponges, worms, trilobites and mollusks like clams, snails and relatives of the living nautilus. Another fossil was similar to today's horseshoe crab, a biological throwback familiar to ...