1 Department of Biology, Colorado State University, Campus Delivery 1878, Fort Collins, CO, 80523-1878, USA.
2 Key Laboratory of Pollinating Insect Biology of the Ministry of Agriculture, Institute of Apicultural Research, Chinese Academy of Agricultural Sciences, Beijing, 100093, China.
3 Department of Biology, Brandeis University, Waltham, MA, 02454, USA.
4 Institute for Bioinformatics and Evolutionary Studies, University of Idaho, Moscow, ID, 83844, USA.
5 Bioinformatics Core, UC Davis Genome Center, Davis, CA, 95616, USA.
6 Department of Biology, Colorado State University, Campus Delivery 1878, Fort Collins, CO, 80523-1878, USA. rachel.mueller@colostate.edu.