Volume 23, Issue 19, Pages R860-R861 (October 2013) Anomalocaridids  Allison C. Daley  Current Biology  Volume 23, Issue 19, Pages R860-R861 (October 2013) DOI: 10.1016/j.cub.2013.07.008 Copyright © 2013 Elsevier Ltd Terms and Conditions

Figure 1 Anomalocaridids from the Burgess Shale. Top left: Mouthparts of Peytoia. Bottom left: Full body specimen of Anomalocaris with complete frontal appendage (arrow). Photos courtesy of Jean-Bernard Caron. Top right: Full body specimen of Hurdia. Bottom right: Model of Peytoia by E. Horn. Current Biology 2013 23, R860-R861DOI: (10.1016/j.cub.2013.07.008) Copyright © 2013 Elsevier Ltd Terms and Conditions

Figure 2 Tree of arthropod relationships. Anomalocaridids are found in the stem lineage leading to crown group Arthropoda. Drawings by M. Streng. Current Biology 2013 23, R860-R861DOI: (10.1016/j.cub.2013.07.008) Copyright © 2013 Elsevier Ltd Terms and Conditions