^J. Zrzavý & P. Štys. The basic body plan of arthropods: insights from evolutionary morphology and developmental biology. Journal of Evolutionary Biology. 1997, 10: 353–67. doi:10.1007/s000360050029.
^Gonzalo Giribet & Carles Ribera. A review of arthropod phylogeny: new data based on ribosomal DNA sequences and direct character optimization. Cladistics. 2000, 16: 204–31. doi:10.1111/j.1096-0031.2000.tb00353.x.