Data availability statement
All DNA barcode data associated metadata for insect species sequenced can be found in the public BOLD dataset DS-NBPP (GenBank Accessions OQ622469 - OQ623072). All raw HTS datasets for pollen sequencing are deposited in the Sequence Read Archive (SRA www.ncbi.nlm.nih.gov/sra/) under the BioProject accession number PRJNAXXXXXX. Other ancillary information is provided within this paper and associated supplementary data.