Invertebrate Paleontology, Part P Arthropoda 2, Chelicerata, P36. 廣翅鱟列表(英语:Listofeurypterids) http://www.bbc.co.uk/science/seamonsters/factfiles/seascorpion.shtml
Megarachne servinei Hünicken (1980) is doubtfully a spider." 廣翅鱟列表(英语:Listofeurypterids) 生物学主题 节肢动物主题 灭绝与濒危物种主题 Hünicken, M. A. "A giant fossil spider (Megarachne