Table S1. Selected species for orthology analysis.				
"All protein sets were collated from OrthoDB v9.1, except the new genome assembly presented here (Nomia melanderi) and the unpublished Megalopta genalis genome assembly (Kapheim et al., unpublished; BioProject PRJNA494872)."				
				
NCBI Taxonomy Identifier	Organism	Input Gene Count	Source	Version
115081	Megalopta genalis	12865	Kapheim et al. unpublished; BioProject PRJNA494872	v1.0
88501	Lasioglossum albipes	13448	Kocher et al. 2013	v5.42
NA	Nomia melanderi	10847	Kapheim et al. unpublished; BioProject PRJNA494873	v1.0
178035	Dufourea novaeangliae	12453	Kapheim et al. 2015	v1.1
7460	Apis mellifera	15314	HymenopteraGenomeDatabase	v3.2
30195	Bombus terrestris	12522	NCBI Gnomon	v1.0
597456	Habropoda laboriosa	13279	Kapheim et al. 2015	v1.2
143995	Megachile rotundata	12770	Kapheim et al. 2015	v1.1
144034	Pogonomyrmex barbatus	17100	HymenopteraGenomeDatabase	v1.2
103372	Acromyrmex echinatior	17277	HymenopteraGenomeDatabase	v3.8
83485	Linepithema humile	16048	HymenopteraGenomeDatabase	v1.2
610380	Harpegnathos saltator	18518	HymenopteraGenomeDatabase	v3.3
743375	Polistes dominula	11815	PdomGDB	Pdom r1.2
211228	Cephus cinctus	11206	i5k	0.5.3
121225	Pediculus humanus	10786	VectorBase	2.1