Publications
Google Scholar Page | Researchgate profile
2021
Tepedino, V.J. & Portman, Z.M. Intensive monitoring for bees in North America: indispensable or improvident? Insect Conservation and Diversity. Online before print. https://doi.org/10.1111/icad.12509
Larson, D.L., Larson, J.L., Symstad, A.J., Buhl, D.A. & Portman, Z.M. Coflowering invasive plants and a congener have neutral effects on fitness components of a rare endemic plant. Ecology and Evolution, 11, 4750–4762. https://doi.org/10.1002/ece3.7375
Portman, Z.M. & Tepedino, V.J. Successful bee monitoring programs require sustained support of taxonomists and taxonomic research. Biological Conservation, 256, 109080. https://doi.org/10.1016/j.biocon.2021.109080
2020
Portman, Z.M., Lane, I.G., Pardee, G.L., & Cariveau, D.P. Reinstatement of Andrena vernalis Mitchell (Hymenoptera: Andrenidae) from synonymy with A. ziziae Robertson. Great Lakes Entomologist.
Lane, I.G., Herron-Sweet, C., Portman, Z.M., & Cariveau, D.P. Floral resource diversity drives bee community diversity in pairie restorations along an agricultural landscape gradient. Journal of Applied Ecology, 57(10), 2010–2018. DOI: https://doi.org/10.1111/1365-2664.13694
Portman, Z.M., Bruninga-Socolar, B., & Cariveau, D.P. The state of bee monitoring in the United States: A call to refocus away from bowl traps and towards more effective methods. Annals of the Entomological Society of America. Online before print. DOI: https://doi.org/10.1093/aesa/saaa010
2019
Portman, Z.M., Burrows, S.J., Griswold, T., Arduser, M., Irber, A.J., Tonietto, R.K., & Cariveau D.P. First records of the adventive Pseudoanthidium nanum (Mocsáry) (Hymenoptera: Megachilidae) in Illinois and Minnesota, with notes on its identification and taxonomy. Great Lakes Entomologist 52(1&2). Avalable at https://scholar.valpo.edu/tgle/vol52/iss1/6
Portman, Z.M., Orr, M.C., & Griswold, T.L. A review and updated classification of pollen gathering behavior in bees (Hymenoptera: Apoidea). Journal of Hymenoptera Research, 71, 171–208. DOI: https://doi.org/10.3897/jhr.71.32671 [open access]
Portman, Z.M. Nest guarding by male bees. Proceedings of the National Academy of Sciences, 116(20), 9711–9712. DOI: 10.1073/pnas.1904787116 [for additional background and information see: https://www.zportman.com/blog/nest-guarding-in-male-bees-supplement]
Tripodi, A.D., Tepedino, V.J., & Portman, Z.M. Timing of invasion by Africanized bees coincides with local extinction of a specialized pollinator of a rare poppy in Utah, USA. Journal of Apicultural Science 63(2): 281–288. DOI: 10.2478/jas-2019-0019
Kendall, L.K., Rader, R., Gagic, V., Cariveau, D.P., Albrecht, M., Baldock, K.C.R., Freitas, B.M., Hall, M., Holzshuh, A., Molina, F.P., Morten, J.M., Pereira, J.S., Portman, Z.M., Roberts, S.P.M., Rodriguez, J., Russo, L., Sutter, L., Vereecken, N.J., Bartomeus, I. (2018) Pollinator size and its consequences: Robust estimates of body size in pollinating insects. Ecology and Evolution, 9(4), 1702–1714. DOI: 10.1002/ece3.4835
Portman, Z.M., Tepedino, V.J., & Tripodi, A.D. Persistence of an imperiled specialist bee and its rare host plant in a protected area. Insect Conservation and Diversity, 12(3), 183–192. DOI: 10.1111/icad.12334
2018
Portman, Z.M., Tepedino, V.J., Tripodi, A.D., Szalanski, A.L., & Durham, S.L. Local extinction of a rare plant pollinator in Southern Utah (USA) associated with invasion by Africanized honey bees. Biological Invasions, 20(3), 595–606. DOI: 10.1007/s10530-017-1559-1
2017
Portman, Z.M. & Griswold T. Review of Perdita subgenus Procockerellia Timberlake (Hymenoptera: Andrenidae) and the first Perdita gynandromorph. Zookeys, 712, 87–111. DOI: 10.3897/zookeys.712.14736
Portman, Z.M. & Tepedino V.J. Convergent evolution of pollen transport mode in two distantly related bee genera (Hymenoptera: Andrenidae and Melittidae). Apidologie, 48(4), 461–472. DOI: 10.1007/s13592-016-0489-8.
2016
Portman, Z.M., Neff, J.L. & Griswold, T. Taxonomic revision of Perdita subgenus Heteroperdita Timberlake (Hymenoptera: Andrenidae), with descriptions of two ant-like males. Zootaxa 4213(1), 1–97. DOI: 10.11646/zootaxa.4214.1.1
Portman, Z.M. & Griswold, T. An anomalous specimen of Perdita wasbaueri Timberlake with only one antenna (Hymenoptera: Andrenidae). Journal of the Kansas Entomological Society 89(3),1–3. DOI: 10.2317/0022-8567-89.3.267
Portman, Z.M., Griswold, T. & Pitts, J.P. Association of the female of Perdita (Xeromacrotera) cephalotes (Cresson), and a replacement name for Perdita bohartorum Parker (Hymenoptera: Andrenidae). Zootaxa 4097, 567–574. DOI: 10.11646/zootaxa.4097.4.8
2015
Orr, M.C., Portman, Z.M. & Griswold, T. Megachile (Megachile) montivaga (Hymenoptera: Megachilidae) nesting in live thistle (Asteraceae: Cirsium). Journal of Melittology 48, 1–6. DOI: 10.17161/jom.v0i48.4847 [pdf]
2014
Rice, S.K., D.T., Hanson, & Portman, Z. "Structural and functional analyses of bryophyte canopies." Photosynthesis in Bryophytes and Early Land Plants. Springer Netherlands. 173–185.