Allison C. Daley, Graham E. Budd, Jean-Bernard Caron, Gregory D. Edgecombe & Desmond Collins (2009). The Burgess Shale anomalocaridid Hurdia and its significance for early euarthropod evolution. Science. 323 (5921): 1597—1600. Bibcode:2009Sci...323.1597D. doi:10.1126/science.1169514. PMID19299617.
Allison C. Daley, Graham E. Budd, Jean-Bernard Caron, Gregory D. Edgecombe & Desmond Collins (2009). The Burgess Shale anomalocaridid Hurdia and its significance for early euarthropod evolution. Science. 323 (5921): 1597—1600. Bibcode:2009Sci...323.1597D. doi:10.1126/science.1169514. PMID19299617.
Allison C. Daley, Graham E. Budd, Jean-Bernard Caron, Gregory D. Edgecombe & Desmond Collins (2009). The Burgess Shale anomalocaridid Hurdia and its significance for early euarthropod evolution. Science. 323 (5921): 1597—1600. Bibcode:2009Sci...323.1597D. doi:10.1126/science.1169514. PMID19299617.