Reply to Butterfield on stem-group "worms": fossil lophotrochozoans in the Burgess Shale.
Caron
Jean-Bernard
JB
Scheltema
Amélie
A
Schander
Christoffer
C
Rudkin
David
D
D000818:Animals; D005580:Fossils; D006376:Helminths / Q000145:classification / Q000235:genetics; D010802:Phylogeny