These data were collected by Aileen Berasategui. Beetles were reared on black-eyed peas. Beetles were from the LB strain or the SI strain and adapted to their host bean for many generations. Beetles were females (?) Beetles were adults. Beetles were surface-sterilized. Beetles were extracted with a phenol-chloroform extraction. Sequences are for the v4 region. MiSeq sequencing was done by MrDNA labs. For more information, see https://doi.org/10.1128/AEM.00212-21.