Hemichordata note details

Fossil range
English
eng
Hemichordates were present throughout the mid-Cambrian, but recently a large and well-preserved pterobranch discovery places them in the early Cambrian.
Hou XG, Aldridge RJ, Siveter DJ, Williams M, Zalasiewicz J, et al. (2011). An early cambrian hemichordate zooid. Curr Biol. 21, 612-616. available online at http://www.ncbi.nlm.nih.gov/pubmed/21439828 
Date
action
by
2011-09-03 23:37:50Z
created