@article {1124510, title = {Origin of spiders and their spinning organs illuminated by mid-Cretaceous amber fossils. }, journal = {Nature Ecology \& Evolution}, volume = { 2}, year = {2018}, pages = {623-627.}, author = {Huang, D. and Hormiga, G. and Xia, F. and Cai, C. and Yin, Z. and Su, Y. and Giribet, G.} }