title: Two lineages that need each other.
authors.affiliation: Department of Biology, Stanford University, Stanford, CA, USA.
authors.forename: D M
authors.identifier: 0000-0002-1090-9539
authors.initials: DM
authors.lastname: Gordon
authors.affiliation: Department of Biology, Stanford University, Stanford, CA, USA.
authors.forename: D A
authors.identifier: 0000-0001-6232-9096
authors.initials: DA
authors.lastname: Friedman
mesh_terms: D000818:Animals; D001000:Ants; D019143:Evolution, Molecular; D010802:Phylogeny