Herrera, Carlos M, and Carlos Otero. “Plant Phylogeny As a Major Predictor of Flower Visitation by Nitidulid Beetles, a Lineage of Ancestral Angiosperm Pollinators”. Journal of Pollination Ecology, vol. 29, Sept. 2021, pp. 179-88, doi:10.26786/1920-7603(2021)636.