Publications

Published and in press refereed publications (reverse chronological order)

orcid.org/0000-0002-4945-5423 (Google scholar site) (Research Gate site)

77. McCabe, L.M., Chesshire, P.R., Smith, D.R., Wolf, A., Gibbs, J., Griswold, T.L., Wright, K.W. & Cobb, N.S. (2020) Bee species checklist of the San Francisco Peaks, Arizona. Biodiversity Data Journal 8: e49285. https://doi.org/10.3897/BDJ.8.e49285

76. Gibbs, J. (2020) Hylaeus (Hylaeana) dominicalis, a new species and the first colletid bee recorded from Dominica, Lesser Antilles (Hymenoptera: Colletidae: Hylaeinae). Journal of Melittology 93: 1–6. https://doi.org/10.17161/jom.vi93.12054

75. MacLeod M., Reilly, J., Cariveau, D., Genung, M., Roswell, M., Gibbs, J. & Winfree, R. (in press) How much do rare and crop-pollinating bees overlap in identity and flower preferences? Journal of Applied Ecology 57(2): 413–423. https://doi.org/10.1111/1365-2664.13543

74. Nicholson, C.C., Williams, N.M., Isaacs, R., Mason, K.S., WIlson, J.K., Brokaw, J., Gut, L.J., Rothwell, N.L., Wood, T.J., Rao, S., Hoffmann, G.D., Gibbs, J., Thorp, R.W. & Ricketts, T. (2020) Mismatched outcomes for biodiversity and ecosystem services: Testing the responses of crop pollinators and wild bee biodiversity to habitat enhancement. Ecology Letters 23(2): 326–335. https://doi.org.10.1111/ele.13435

73. Odanaka, K., Gibbs, J., Turley, N., Isaacs, R. & Brudvig, L. (2020) Canopy thinning, not agricultural history, determines early responses of wild bees to longleaf pine savanna restoration. Restoration Ecology 28(1) 138–146. https://doi.org/10.1111/rec.13043

72. Delphia, C. & Gibbs, J. (2020) New island records for Lasioglossum (Hymenoptera: Halictidae) from the Virgin Islands, West Indies. Journal of the Kansas Entomological Society 92(2): 479–487.

71. Gibbs, J. & Ratzlaff, C.G. (2019) First records of the brown marmorated stink bug, Halyomorpha halys (Stål) in Manitoba (Hemiptera: Pentatomidae). Proceedings of the Entomological Society of Manitoba. 74: 5–9.

70. Wood, T.J., Killewald, M.F.*, Graham, K.K., Gibbs, J. & Isaacs, R. (2019) Epeoloides pilosulus (Cresson) rediscovered in Michigan, with notes on the distribution and status of its Macropis hosts. The Great Lakes Entomologist 52: (1,2): 1–5. https://scholar.valpo.edu/tgle/vol52/iss1/4

69. Grab, H., Brokaw, J., Anderson, E., Gedlinksi, L., Gibbs, J., Wilson, J., Loeb, G., Poveda, K. & Isaacs, R. (2019) Habitat enhancements rescue bee body size from the negative effects of landscape simplification. Journal of Applied Ecology 56(9): 2144–2154: 3. https://doi.org/10.1111/1365-2664.13456

68. Jamieson, M.A., Carper, A.L., Wilson, C.J., Scott, V.L. & Gibbs J. (2019) Geographic biases in bee research limits understanding of species distribution and response to anthropogenic disturbance. Frontiers in Ecology and Evolution 7: 194. http://doi.org/10.3389/fevo.2019.00194 .

67. Smith, C., Weinman, L., Gibbs, J. & Winfree, R. (2019). Specialist foragers in forest bee communities are small, social or emerge early. Journal of Animal Ecology 88(8): 1158–1167. https://doi.org/10.1111/1365-2656.13003

66. Murao, R. & Gibbs, J. (2019) Halictus hedini hedini (Hymenoptera: Halictidae) newly recorded from Japan, revealed by DNA barcoding and morphology. Journal of Melittology 84: 1­–8. https://doi.org/10.17161/jom.v0i84.7565

65. Wood, T.J., Gibbs, J., Graham, K.K. & Isaacs, R. (2019) Midwestern bumble bee population declines match European trends: narrow dietary breadth predict at-risk species. Ecology: e02697. https://doi.org/10.1002/ecy.2697

64. McCravy, K.W., Geroff, R.K. & Gibbs, J. (2019) Bee (Hymenoptera: Apoidea: Anthophila) functional traits in relation to sampling methodology in a restored tallgrass prairie. Florida Entomologist 102(1): 134–140. https://doi.org/10.1653/024.102.0122

63. Harrison, T., Gibbs, J. & Winfree, R. (2019) Anthropogenic landscapes support fewer rare bee species. Landscape Ecology 34(5): 967–978. http://dx.doi.org/10.1007/s10980-017-0592-x

62. Wood, T., Gibbs, J., Rothwell, N., Wilson, J., Gut, L., Brokaw, J. & Isaacs, R. (2018) Limited phenological and dietary overlap between wild bee communities in spring flowering crops and herbaceous pollinator enhancements. Ecological Applications 28(7): 1924–1934. https://doi.org/10.1002/eap.1789

61. Grab, H., Branstetter, M.G., Amon, N., Urban-Mead, K.R., Park, M.G., Gibbs, J., Blitzer, E.J., Poveda, K., Loeb, G. & Danforth, B.N. (2019) Agriculturally dominated landscapes reduce bee phylogenetic diversity and pollination services. Science 363: 282–284. https://doi.org/10.1126/science.aat6016

60. Rowe, L., Gibson, D., Landis, D., Gibbs, J., & Isaacs, R. (2018) A comparison of drought-tolerant prairie plants to support managed and wild bees in conservation programs. Environmental Entomology 47(5): 1128–1142. https://doi.org/10.1093/ee/nvy091

59. Breland, B., Turley, N.E., Gibbs, J., Isaacs, R. & Brudvig, L.A. (2018) Restoration increases bee abundance and richness but not pollination in remnant and post-agricultural longleaf pine woodlands. Ecosphere 9(9): e02435. https://doi.org/10.1002/ecs2.2435

58. Harrison, T., Gibbs, J. & Winfree, R. (2018) Phylogenetic homogenization of bee communities across ecoregions. Global Ecology and Biogeography 27(12) 1457–1466. https://doi.org/10.1111/geb.12822

57. Semmler, S.J., Olynyk, M., Miller, R.* & Gibbs, J. (2018) First records of the resin bees Dianthidium pudicum pudicum and D. simile (Hymenoptera: Megachilidae) in Manitoba, with a key to local species. Proceedings of the Entomological Society of Manitoba 73: 5–13.

56. Winfree, R., Reilly, J., Bartomeus, I., Cariveau, D., Williams, N.M. & Gibbs, J. (2018) Species turnover makes biodiversity important to pollination services despite dominance. Science 359(6377): 791–793. http://dx.doi.org/10.1126/science.aao2117 [full text]

55. Lettow, M.C., Brudvig, L.A., Bahlai, C.A., Gibbs, J., Jean, R. & Landis, D.A. (2018) Bee community responses to a gradient of oak savanna restoration. Restoration Ecology 26(5): 882–890. http://dx.doi.org/10.1111/rec.12655

54. Gibbs, J. (2018) Bees of the genus Lasioglossum (Hymenoptera: Halictidae) from Greater Puerto Rico, West Indies. European Journal of Taxonomy 400: 1–57. https://dx.doi.org/10.5852/ejt.2018.400

53. Gibbs J. (2018) DNA barcoding a nightmare taxon: Assessing barcode index numbers and barcode gaps for sweat bees. Genome 61(1): 21–31. http:/dx.doi.org/10.1139/gen-2017-0096

52. Sheffield, C.S., Heron, J., Gibbs, J., Onuferko, T.M., Oram, R., Best, L., deSilva, N., Dumesh, S., Pindar, A. & Rowe, G. (2017) Contribution of DNA barcoding to the study of the bees (Hymenoptera: Apoidea) of Canada: progress to date. The Canadian Entomologist 149(6): 736–754. http://dx.doi.org/10.4039/tce.2017.49.

51. Harrison, T., Gibbs, J. & Winfree, R. (2017) Forest bees are replaced in agricultural and urban landscapes by native species with different phenologies and life history traits. Global Change Biology 24(1): 287–296. http://dx.doi.org/10.1111/gcb.13921

50. Selfridge, J.A., Frye, C.T., Gibbs, J. & Jean, R. (2017) The bee fauna of inland sand dune communities in Worcester County, Maryland. Northeastern Naturalist 24(4): 421–445.

49. Gibbs, J., Ascher, J.S., Rightmyer M.G. & Isaacs, R. (2017) The bees of Michigan (Hymenoptera: Apoidea: Anthophila), with notes on distribution, taxonomy, pollination, and natural history. Zootaxa 4352(1): 1–160. https://doi.org/10.11646/zootaxa.4352.1.1

48. Gibbs, J. (2017) Notes on the nests of Augochloropsis metallica fulgida and Megachile mucida in central Michigan (Hymenoptera: Halictidae, Megachilidae). The Great Lakes Entomologist 50(1): 17­–24. [full text]

47. Gibbs, J. & Dathe, H.H. (2017) First record of Hylaeus (Paraprosopis) pictipes Nylander, 1852 (Hymenoptera: Colletidae) in North America. Check List 13(3): 2116. https://doi.org/10.15560/13.3.2116

46. Genung, M., Fox, J., Williams N.W., Kremen, C., Ascher, J.S., Gibbs, J. & Winfree, R. (2017) Pollinator abundance, rather than species richness, drives the temporal variability of pollination services. Ecology 98(7): 1807–1816. http://dx.doi.org/10.1002/ecy.1876

45. Gibbs, J., Joshi, N., Wilson, J., Rothwell, N., Powers, K., Haas, M., Gut, L., Biddinger, D. & Isaacs, R. (2017) Does passive sampling accurately reflect the bee (Apoidea: Anthophila) communities pollinating apple and sour cherry orchards? Environmental Entomology 46(3): 579–588. http://dx.doi.org/10.1093/ee/nvx069

44. Buchanan, A.L., Gibbs, J., Komondy, L. & Szendrei, Z. (2017) Bee community of commercial potato fields in Michigan and Bombus impatiens visitation to neonicotinoid-treated potato plants. Insects 8(1): 30. http://dx.doi.org/10.3390/insects8010030

43. Griffin, S., Bruninga-Socolar, B., Kerr, M., Gibbs, J. & Winfree, R. (2017) Wild bee community change over a 26-year chronosequence of restored tallgrass prairie. Restoration Ecology 25(4): 650–660. http://dx.doi.org/10.1111/rec.12481

42. Carson, B., Bahlai, C.A., Gibbs, J. & Landis, D.A. (2016) Flowering phenology influences bee community dynamics in old fields dominated by the invasive plant Centaurea stoebe. Basic and Applied Ecology 17(6): 497–507. http://dx.doi.org/10.1016/j.baae.2016.04.004

41. Zarrillo, T.A., Ascher, J.S., Gibbs, J. & Stoner, K.A. (2016) New and noteworthy records of bees (Hymenoptera: Apoidea: Anthophila) for Connecticut. Journal of the Kansas Entomological Society 89(2): 138–157. http://dx.doi.org/10.2317/0022-8567-89.2.138

40. Gibbs, J. Elle, E., Bobiwash, K., Haapalainen, T. & Isaacs, R. (2016) Contrasting pollinators and pollination in native and non-native regions of highbush blueberry production. PLoS ONE 11(7): e0158937. http://dx.doi.org/10.1371/journal.pone.0158937

39. McCravy, K.W., Geroff, R.K. & Gibbs, J. (2016) Malaise trap sampling efficiency for bees (Hymenoptera: Apoidea) in a restored tallgrass prairie. Florida Entomologist. 99(2):321-323

38. Cariveau, D.P., Nayak, G.K., Bartomeus, I., Zientek, J., Ascher, J.S., Gibbs, J. & Winfree, R. (2016) The allometry of bee proboscis length and its uses in ecology. PLoS ONE 11(3): e0151482. http://dx.doi.org/10.1371/journal.pone.0151482

37. Gibbs, J. (2016) Bees of the family Halictidae Thomson, 1869 from Dominica, Lesser Antilles (Hymenoptera: Apoidea). European Journal of Taxonomy 180: 1–50. [full text]

36. Blitzer, E.J., Gibbs, J., Park, M.G. & Danforth, B.N. (2016) Pollination services for apple dependent on diverse wild bee communities. Agriculture, Ecosystems and Environment 221: 1–7. http://dx.doi.org/10.1016/j.agee.2016.01.004

35. Mallinger, R.E., Gibbs. J. & Gratton, C. (2016) Diverse landscapes have a higher abundance and species richness of spring wild bees by providing complementary floral resources over bees' foraging periods. Landscape Ecology 31: 1523. http://dx.doi.org/10.1007/s10980-015-0332-z

34. Koh, I., Lonsdorf, E.V., Williams, N., Brittain, C., Isaacs, R., Gibbs, J. & Ricketts, T.H. (2016) Modeling the status, trends and impacts of wild bee abundance in the United States. Submitted to: Proceedings of the National Academy of Sciences 113 (1), 140-145. http://dx.doi.org/10.1073/pnas.1517685113

33. Russo, L., Park, M.G., Gibbs, J. & Danforth, B.N. (2015) The challenge of accurately documenting bee species richness in agroecosystems: bee diversity in eastern apple orchards. Ecology and Evolution, 5(17), 3531­–3540. [full text]

32. Park, M.G., Blitzer, E.J., Gibbs, J., Losey, J.E. & Danforth, B.N. (2015) Combined impact of pesticides and landscape simplification threatens wild pollinators. Proceedings of the Royal Society B, 282. [full text]

31. Hung, K.-L.J., Ascher, J.S., Gibbs, J., Irwin, R.E. & Bolger, D.T. (2015) Effects of fragmentation on a distinctive coastal sage scrub bee fauna revealed through incidental captures by pitfall traps. Journal of Insect Conservation, 19(1), 175-179. [full text]

30. Geroff, R.K., Gibbs, J. & McCravy, K.W. (2014) Assessing bee (Hymenoptera: Apoidea) diversity of an Illinois restored tall grass prairie: methodological and conservation considerations. Journal of Insect Conservation, 18, 951–964. [full text]

29. Gibbs, J., Dumesh, S. & Griswold, T.L. (2014). Bees of the genera Dufourea and Dieunomia of Michigan (Hymenoptera: Apoidea: Halictidae), with a key to the Dufourea of eastern North America. Journal of Melittology, 29, 1- 15. [full text]

28. Bartomeus, I., Park, M.G., Gibbs, J., Danforth, B.N., Lakso, A.N. & Winfree, R. (2013) Biodiversity as insurance against plant-pollinator phenological asynchrony. Ecology Letters, 16(11), 1331-1338. [full text]

27. Gibbs, J. & Dumesh, S. (2013) A new species, Lasioglossum (Eickwortia) hienae, from Mexico (Apoidea: Halictidae). Journal of Melittology, 13, 1–11. [full text]

26. Gibbs, J., Packer, L., Dumesh, S. & Danforth, B.N. (2013) Revision and reclassification of Lasioglossum (Evylaeus), L. (Hemihalictus) and L. (Sphecodogastra) in eastern North America (Hymenoptera: Apoidea: Halictidae). Zootaxa, 3672, 1–116.

25. Magnacca, K.N., Gibbs, J., & Droege, S. (2013) Notes alien and native bees (Hymenoptera: Apoidea) from the Hawaiian Islands. Bishop Museum Occasional Papers, 114, 61–65. [full text]

24. Ngo, H.T., Gibbs, J., Griswold, T. & Packer, L. (2013) Evaluating bee diversity using Malaise traps in coffee landscapes of Costa Rica. The Canadian Entomologist. 145(4), 435–453. [full text]

23. Bartomeus, I., Ascher, J.S., Gibbs, J., Danforth, B.N., Wagner, D.L., Hedtke, S. and Winfree, R. (2013) Historical changes in northeastern US bee pollinators related to shared ecological traits. Proceedings of the National Academy of Sciences. [full text]

22. Stahlhut, J.K., Gibbs, J., Sheffield, C.S., Smith, M.A., and Packer, L. (2012) Wolbachia (Rickettsiales) infections and bee (Apoidea) barcoding: A response to Gerth et al. Systematics and Biodiversity, 10(4), 395–401.

21. Gibbs, J. (2012 Two replacement names for North American Lasioglossum (Dialictus) (Hymenoptera: Halictidae). Journal of the Kansas Entomological Society. 85(3): 259–261.

20. Pauly, A., Gibbs, J., and Kuhlmann, M. (2012) Capalictus, a new subgenus of Lasioglossum Curtis 1833 from South Africa (Hymenoptera, Apoidea, Halictidae). European Journal of Taxonomy, 28, 1-28. [full text]

19. Gibbs, J., Brady, S., Kanda, K. and Danforth, B.N. (2012) Phylogeny of halictine bees supports a shared origin of eusociality for Halictus and Lasioglossum (Apoidea: Anthophila: Halictidae). Molecular Phylogenetics and Evolution, 65: 926–939. [full text]

18. Colla, S.R., Ascher, J.S., Arduser, M., Cane, J., Deyrup, M., Droege, S., Gibbs, J., Griswold, T., Hall, G., Henne, C., Neff, J., Jean, R.P., Rightmyer, M.G., Sheffield, C., Veit, M., and Wolf, A. (2012) Documenting persistence of most eastern North American bee species (Hymenoptera: Apoidea: Anthophila) to 1990–2009. Journal of the Kansas Entomological Society, 85(1), 14–22. [full text]

17. Smith, M.A., Bertrand, C., Crosby, K., Eveleigh, E.S., Fernandez-Triana, J., Fisher, B.L., Gibbs, J., Hajibabaei, M., Hallwachs, W., Hind, K., Hrcek, J., Huang, D.W., Janda, M., Janzen, D.H., Li, Y., Miller, S., Packer, L., Quicke, D., Ratnasingham, S., Rodriguez, J., Rougerie, R., Shaw, M.R., Sheffield, C., Stahlhut, J.K., Steinke, D., Whitfield, J., Wood, M., and Zhou, X. (2012) Wolbachia and DNA barcoding insects: patterns, potential, and problems. PLoS One, 7(5), e36514: 1–12. [full text][pdf]

16. Gibbs, J., Albert, J., and Packer, L. (2012) Dual origins of social parasitism in North American Dialictus (Hymenoptera: Halictidae) confirmed using a phylogenetic approach. Cladistics, 28(2): 195–207. DOI: [full text]

15. Gibbs, J. (2012) A new species of Habralictus Moure from Dominica, Lesser Antilles (Hymenoptera, Halictidae). Zookeys, 168, 1–12. [full text] [pdf]

14. Grundel, R., Jean, R.P., Frohnapple, K.J., Gibbs, J., Glowacki, G.A. and Paclovic, N.B. (2011) A survey of bees (Hymenoptera: Apoidea) of the Indiana dunes and northwest Indiana, USA. Journal of the Kansas Entomological Society, 84, 105-138. . [full text]

13. Gibbs, J. (2011) Revision of the metallic Lasioglossum (Dialictus) of eastern North America (Hymenoptera: Halictidae: Halictini). Zootaxa, 3073, 1–216. [pdf]

12. Richards, M.H., Rutgers-Kelly, A., Gibbs, J., Vickruck, J.L., Rehan, S.M., and Sheffield, C.S. (2011) Bee diversity in naturalizing patches of Carolinian grasslands in southern Ontario. The Canadian Entomologist, 143, 279–299. [full text]

11. Gibbs, J. (2010) Atypical wing venation in Dialictus and Hemihalictus and its implications for subgeneric classification of Lasioglossum. Psyche, 2010 (605390), 1–6. [full text]

10. Gibbs, J. (2010) Revision of the metallic Lasioglossum (Dialictus) of Canada (Hymenoptera, Halictidae, Halictini). Zootaxa, 2591, 1–382. [full text]

9. Gibbs, J. (2010) An aberrant bee of the species Lasioglossum (Dialictus) disparile (Cresson) with brief taxonomic notes on the species. Journal of the Kansas Entomological Society, 83(1), 92–96. [full text]

8. Gardiner, M., Tuell, J., Isaacs, R., Gibbs, J., Ascher, J.S. and Landis, D. (2010) Implications of three model biofuel crops for beneficial arthropods in agricultural landscapes. BioEnergy Research, 3, 6–19. [full text]

7. Gibbs, J. (2009) New species in the Lasioglossum petrellum species group identified through an integrative taxonomic approach. The Canadian Entomologist, 141, 371–396. [full text]

6. Gibbs, J., Ascher, J.S. and Packer, L. (2009) Proposal for precedence of Dialictus Robertson, 1902 and Evylaeus Robertson, 1902 over Hemihalictus Cockerell, 1897, Sudila Cameron, 1898 and Sphecodogastra, Ashmead, 1899 (Insecta, Hymenoptera). Bulletin of Zoological Nomenclature, 66(2), 147–158.

5. Gibbs, J. (2009) A new cleptoparasitic Lasioglossum (Hymenoptera, Halictidae) from Africa. Journal of Hymenoptera Research, 18, 74–79. [pdf]

4. Packer, L., Gibbs, J., Sheffield, C. and Hanner, R. (2009) DNA barcoding and the mediocrity of morphology. Molecular Ecology Resources, 9(S1), 42–50. [full text] [pdf]

3. Gibbs, J. and Sheffield, C.S. (2009) Rapid range expansion of the Wool-Carder Bee, Anthidium manicatum (Linnaeus) (Hymenoptera: Megachilidae), in North America. Journal of the Kansas Entomological Society, 82(1), 21–29. [full text]

2. Gibbs, J. (2009) Integrative taxonomy identifies new (and old) species in the Lasioglossum (Dialictus) tegulare (Robertson) (Hymenoptera, Halictidae) species group. Zootaxa, 2032, 1–38. [pdf]

1. Gibbs, J., and Packer, L. (2006) Revision and phylogenetic analysis of Chilicola sensu stricto (Hymenoptera: Colletidae) with the description of a new species. Zootaxa, 1355, 1–37. [pdf]

Extended abstracts and non-refereed publications

Wrigley, R.E., Miller, R., Gibbs, J. & Gavloski, J. (2018) A Rocha Pembina Valley Interpretive Centre Bioblitz: Arthropod Survey (2–3 June 2017). The Entomological Society of Manitoba Newsletter 44(2): 3–8.

Ullmann, K., Isaacs, R., Vaughan, M., May, E., Ellis, J., Williams, N., Pitts-Singer, T., Boyd, N., Cane, J., Ward, K., Gibbs, J., Joshi, N. & Biddinger, D. (2017) Guide to Integrated Crop Pollination. Portland, Oregon. Integrated Crop Pollinatiom Project, 45 pp.

May, E., Isaacs, R., Ullman, K., Wilson, J., Brokaw, J., Foltz Jordan S., Gibbs J., Hopwood, J., Rothwell, N., Vaughan, M., Ward, K. & Williams, N. (2017) Establishing wildflower habitat to support pollinators of Michigan fruit crops: Guidelines for establishing pollinator habitat on Michigan farms. MSU Extension Bulletin E3360: 1–23. [available here]

Gibbs, J., Bennett, A., Isaacs, R. & Landis, J. (2015) Bee of the Great Lakes Region and wildflowers to support them: a guide for gardeners, farmers and landscapers. MSU Extension, E3282, 1–110. [available here]

Gibbs, J. (2015) Bee records for a Michigan checklist. Newsletter of the Michigan Entomological Society, 60(1, 2), 10.

Gibbs, J. 2013. COSEWIC Draft Status Report: Lasioglossum (Dialictus) sablense Gibbs, 2010. Committee on the Status of Endangered Wildlife in Canada.

Packer, L., Sheffield, C.S., Gibbs, J., de Silva, N., Best, L.R., Ascher, J., Ayala, R., Martins, D., Roberts, S.P.M., Tadauchi, O., Kuhlmann, M., Williams, P.H., Eardley, C., Droege, S. and Levchenko, T.V. (2009) The campaign to barcode the bees of the world: progress, problems, prognosis. In: C.L. Yurrita (Ed.) Memorias VI Congreso Mesoamericano sobre Abejas Nativas. Antigua, Guatemala, pp. 178–180.

Packer, L., Gibbs, J., Sheffield, C., and Kevan, P. (2008) Barcoding the bees of the world. In: D. De Jong, T.M. Francoy, and W.C. Santana (Eds.) VIII Encontro sobre Abelhas. Ribeirao de Preto: FUNPEC Editora pp. 276–282.

Packer, L., Ruggiero, M., Ascher, J., Sheffield, C., Gibbs, J., Eardley, C., Roig-Alsina, A., Silveira, F., Zhu, C.-D., Williams, P., Griswold, T., Gemmill-Herren, B. & Collete, L. 2008. Overcoming the taxonomic impediment to pollinator conservation and use. In.: Pollination Services for Sustainable Agriculture. Food and Agriculture Organization of the United Nations, Rome, Italy, pp. 5–6.

Gibbs, J. (2007). Integrative taxonomy of the bee subgenus Dialictus (Halictidae: Lasioglossum). Entomological Society of Ontario Newsletter, 12(1), 6–8.