Note: This historical image is not a factually accurate paleontological restoration.
Reason: Lack of head sclerites and alternating endite length, position of body flaps and tail fan overlapped in Anomalocaris; Outdated reconstruction of Nectocaris.
You may ask further questions about the accuracy of this image at the image review page of Wikiproject Palaeontology on the English Wikipedia. Note that this image may be appropriate to illustrate obsolete paleontological views.