1973

• Johnson, K., 1973. The Butterflies of Nebraska. The Journal of Research on the Lepidoptera 11(1):1-64, 50 figs, 1 pl. Reference page. 

1976

• Johnson, K., 1976: Three new nearctic species of Callophrys (Mitoura) with a diagnosis of all nearctic consubgeners (Lepidoptera: Lycaenidae). Bulletin of the Allyn Museum 38: 1–30. Reference page. 

1981

• Johnson, K., 1981. Revision of the Callophryina of the world with phylogenetis and biogeographic analyses (Lepidoptera, Lycaenidae) City University of New York 902pp. (PhD thesis). Reference page. 

1986

• Johnson, K., 1986. A new species of Tmolus (Lycaenidae) with notes on the Euptychia westwoodi (Satyridae) mimicry complex. Bulletin of the Allyn Museum 106: 1–11, 5 figs. (30 December) PDF. Reference page. 
• Johnson, K., MacPherson, B. & Ingraham, J., 1986. A new genus and species of Eumaeini (Theclinae) from western Argentina (Lepidoptera: Lycaenidae). Bulletin of the Allyn Museum 102: 1–7, 2 figs. PDF. Reference page. 
• Johnson, K. & Matusik, D. 1986. First reported males, species status, and affinities of Epargyreus spanna Evans (Hesperiidae). Journal of the Lepidopterists’ Society 40: 59-63. Reference page. 

1987

• Johnson, K., Quinter, E.L. & Matusik, D. 1987. A new species of Calisto from Hispaniola with a review of the female genitalia of Hispaniola congeners (Satyridae). Journal of Research on the Lepidoptera 25: 73-82. Reference page. 

1988

• Johnson, K., 1988. A New Subspecies of Sandia macfarlandi from the Sierra Madre Oriente of Mexico (Lepidoptera: Lycaenidae). Insecta Mundi 2(1):16-20. pdf. Reference page. 
• Johnson, K., 1988. Replacement Name for Mitoura siva rhodope Clench, 1981, [nec Godman & Salvin, 1887] (Lepidoptera: Lycaenidae). Insecta Mundi 2(1): 76-80 pdf. Reference page. 
• Johnson, K., 1988. Tergissima and Femniterga, New Sister Genera of Calycopis Scudder and Calystryma Field from the South Central Andes (Lepidoptera: Lycaenidae). Insecta Mundi 2(1): 28–42. PDF. Reference page. 
• Johnson, K., Eisele, R.C. & MacPherson, B., 1988. The "Hairstreak Butterflies" (Lycaenidae, Theclinae) of Northwestern Argentina. Pt.1. Introduction, Calycopis, Calystryma, Tergissima & Femniterga. Bulletin of the Allyn Museum 123: 1–49, 18 figs. (22 November) PDF. Reference page. 
• Johnson, K. & Matusik, D. 1988. Five new species and one subspecies of butterflies from the Sierra de Bahoruco, Hispaniola. Annals of the Carnegie Museum 57: 221-254. Reference page. 

1989

• Johnson, K., 1989. A revisionary study of the Neotropical hairstreak butterfly genus Noreena and its new sister genus Contrafacia (Lepidoptera: Lycaenidae). Journal of the New York entomological Society 97(1): 11–46, 10 figs, 3 tabs. (29 March). BHL. Reference page. 
• Johnson, K., 1989. Revision of Chlorostrymon Clench and description of two new austral neotropical species (Lycaenidae). Journal of the Lepidopterists' Society 43(2): 120–146. (PDF) Reference page. 
• Johnson, K. & Descimon, H. 1989. Proper generic and specific status of Antillean “Prepona” butterflies with description of a new subspecies from Puerto Rico (West Indies) (Nymphalidae; Charaxinae). Caribbean Journal of Science 25: 45–53. Reference page. 
• Johnson, K. & Matusik, D. 1989. Addendum: A new species of Tmolus (Lycaenidae) from Hispaniola, pp. 525-529, 2 figs. In: A. Schwartz, The Butterflies of Hispaniola. - University of Florida Press, Gainesville. Reference page. 

1990

• Johnson, K., [1990]. A revision of the South American hairstreak butterfly genera Tergissima and Femniterga (Lycaenidae: Theclinae). Insecta Mundi 3(3): 195–215, 11 figs. PDF. Reference page. 
• Johnson, K., Eisele, R.C., MacPherson, B., 1990. The "Hairstreak Butterflies" (Lycaenidae, Theclinae) of Northwestern Argentina. Pt.2. Strymon, sensu stricto Bulletin of the Allyn Museum 130: 1–77. PDF Reference page. 
• Johnson, K., 1990. High Andean Chlorostrymon (Lycaenidae) and a new species from Mt. Larancagua, Chile. J. Lepid. Soc. 44(3) ; 188-193. pdf. Reference page. 
• Johnson, K., 1990. Penaincisalia, a new genus of “elfin”-like butterflies from the high Andes (Lepidoptera:Lycaenidae). Pan-Pacific Entomologist 66(2): 97–125. Reference page. 
• Johnson, K., 1990. The new hairstreak genus Orcya, a revision of the Neotropical "Thecla" orcynia assemblage (Lepidoptera: Lycaenidae). Journal of the New York entomological Society 98(1): 50–87, 12 figs., 1 tab. (11 April). BHL. Reference page. 

1991

• Johnson, K., 1991. Types of Neotropical Theclinae (Lycaenidae) in the Museum National d'Histoire Naturelle, Paris. Journal of the Lepidopterists' Society 45(2): 142–157. Full article (PDF) Reference page. 
• Johnson, K., 1991. Neotropical Hairstreak Butterflies: Genera of the "Calycopis/Calystryma Grade" of Eumaeini (Lepidoptera, Lycaenidae, Theclinae) and their Diagnostics. Reports of the Museum of Natural History, University of Wisconsin, Stevens Point 21: 127 pp. PDF Reference page. 
• Johnson, K. 1991. Cladistics and the biogeography of two trans-Caribbean hairstreak butterfly genera: Nesiostrymon and Terra (Lepidoptera, Lycaenidae). American Museum Novitates 3011: 1-43. PDF Reference page. 
• Johnson, K. & Miller, L.D., 1991. The genus Ministrymon Clench, 1961 in Chile and a new species from the Northern Desert Biotic Province (Lepidoptera: Lycaenidae). Acta entomológica chilena 16: 183–192, 5 figs., 1 map (April) Reference page. 

1992

• Johnson, K., 1992. Genera and Species of the Neotropical 'elfin'-like hairstreak butterflies (Lepidoptera, Lycaenidae, Theclinae) Reports of the Museum of Natural History, University of Wisconsin (Stevens Point) 22 (1): 1–135. pdf. Reference page. 
• Johnson, K. 1992. Genera and species of the Neotropical 'elfin'-like hairstreak butterflies (Lepidoptera, Lycaenidae. Theclinae). Rep. Mus. Nat. Hist. Univ. Wis. (Stevens Point) 22(2): 136–279. ill. PDF. Reference page. 
• Johnson, K., 1992. Elfin Butterflies from the Adams/Bernard Expeditions to Colombia and Venezuela (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of Natural History, University of Wisconsin (Stevens Point) 25: 1–10, 2 pls. pdf. Reference page. 
• Johnson, K., 1992. The Palaearctic „Elfin" Butterflies (Lycaenidae). Neue entomologische Nachrichten 29: 1–141. PDF. Reference page. 
• Johnson, K., 1992. In Johnson, K. (Ed.), Taxonomic additions to recent studies of Neotropical butterflies. Reports of the Museum of Natural History, University of Wisconsin (Stevens Point) 23: 1–20, figs. (15 May). Reference page. 
• Johnson, K. & Matusik, D. 1992. Additions to the Hispaniolan fauna, pp. 4-6, In: Johnson, K. (Ed.), Taxonomic Additions to Recent Studies of Neotropical Butterflies. Reports of the Museum of Natural History of the University of Wisconsin 23: 1–20. Reference page. 
• Schwartz, A. & Johnson, K. 1992. Two new butterflies (Lepidoptera: Lycaenidae) from Cuba. Caribbean Journal of Science 28(3-4): 149–157. PDF. Reference page. 

1993

• Johnson, K. & Smith, D.S. 1993. A remarkable new butterfly species from Jamaica (Lepidoptera: Lycaenidae), with notes on Jamaican endemics and their sister species. Reports of the Museum of Natural History, University of Wisconsin (Stevens Point) 24: 1–14. PDF Reference page. 
• Johnson, K. & Adams, M.J. 1993. Elfin butterflies from the Adams/Bernard expeditions to Colombia and Venezuela (Lepidoptera: Lycaenidae: Theclinae). Reports of the Museum of Natural History, University of Wisconsin (Stevens Point) 25: 1–10. PDF. Reference page. 
• Johnson, K. & Salazar, J., 1993. New species, statuses and combinations in northern South American Strymon (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of natural History. University of Wisconsin (Stevens Point) 26: 1–13, pl. 2, 3 figs. (29 March) Reference page. 
• Johnson, K., 1993. Neotropical Hairstreak Butterflies: New Sister Genera of the Electrostrymon/Angulopis Grade of Eumaeini (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of Natural History, University of Wisconsin Stevens Point 32: 1–76. pdf. Reference page. 
• Johnson, K. & Kroenlein, K., 1993. Revision of Angulopis (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of Natural History, University of Stevens Point Wisconsin 33: 1–38. PDF. Reference page. 
• Johnson, K. & Kroenlein, K., 1993. New Genera and Species of the "Gem Butterflies" (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of Natural History, University of Stevens Point Wisconsin 34: 1–42. PDF (partial). Reference page. 
• Le Crom, J.F. & Johnson, 1993. New Species and New Records of 'Elfin'-like Hairstreak Butterflies from Colombia (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of Natural History, University of Wisconsin (Stevens Point). 36: 1–19, ill. PDF. Reference page. 
• Johnson, K., 1993. Hairstreak butterflies of the genus Argentostriatus (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of natural History. University of Wisconsin (Stevens Point) 36: [i-ii], 1-19, pl. 7, 4 figs. (13 December) PDF. Reference page. 
• Johnson, K., 1993. Hairstreak Butterflies of the Genus Tigrinota (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museun of Natural History, University of Wisconsin Stevens Point 37: 1–21. PDF. Reference page. 
• Johnson, K., Eisele & MacPherson, 1993. Genera for the Small Green Hairstreak Butterflies of the Neotropical Realm (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of Natural History, University of Stevens Point Wisconsin 39: 1–16. PDF. Reference page. 
• Johnson, K., 1993. A New Neotropical Genus of Branded Angulopine-like Hairstreak Butterflies (Lepidoptera, Lycaenidae, Theclinae). Reports of the Museum of Natural History University of Wisconsin, Stevens Point 40: 1–7. PDF. Reference page. 
• Costantino, Salazar & K. Johnson, 1993. Theorema sapho (Staudinger) and two unusual new species of Theclinae from Colombia (Lepidoptera: Lycaenidae: Theclinae). Reports of the Museum of Natural History, University of Wisconsin, 41: 1–5. PDF Reference page. 
• Johnson, K. & Matusik, D. 1993. Dimorphism in the female of Battus zetides (Papilionidae) on Hispaniola. Journal of the Lepidopterists’ Society 47: 78-79. Reference page. 
• Johnson, K. & Sourakov, A., 1993. Hairstreak butterflies of the genus Serratofalca (Lepidoptera: Lycaenidae). Tropical Lepidoptera 4(2): 107–118, 18 figs. PDF. Reference page. 

1995

• Bálint, Z. & Johnson, K. 1995. Species diagnostics of the genus Leptotes in continental South America (Lepidoptera, Lycaenidae). Reports of the Museum of Natural History, University of Wisconsin (Stevens Point) 44: 1–24. PDF. Reference page. 
• Johnson, K., 1995. A new species of Gigantofalca from Argentina (Lycaenidae). Journal of the Lepidopterists' Society 49 (1): 31–38. PDF. Reference page. 

1996

• Austin, G. T. & K. Johnson, 1996. Theclinae of Rondônia, Brazil: Iaspis Kaye, taxonomic comments and descriptions of new species (Lepidoptera: Lycaenidae). Tropical Lepidoptera 7(1)(1): 45–59, 28 figs. (Abstract). Reference page. 
• Torres-Núñez, R., Hall, J.P.W., Willmott, K.R. & Johnson, K. 1996. A new genus of Elfin butterflies from the northern high Andes (Lepidoptera: Lycaenidae). Tropical lepidoptera 7(1):81-86.Reference page. 

1997

• Austin, G. T. & K. Johnson, 1997. Theclinae of Rondonia, Brazil (Lepidoptera: Lycaenidae). Insecta Mundi 11: 201–235. Strymon PDF. Reference page. 
• Austin, G. T. & K. Johnson, 1997. Theclinae of Rondonia, Brazil (Lepidoptera: Lycaenidae). Insecta Mundi 11: 255–272. Gigantorubra, Angulopis PDF.

• Le Crom. J. F. & Johnson, K., 1997. Additional New Species and records of Elfin Butterflies from Colombia (Lycaenidae). Revista de Theclinae Colombianos (I): 1–8. Reference page. 
• Johnson, K. & Le Crom, 1997. The "brown-frons" complex of Cyanophrys sensu lato and new sister species from Colombia and Brazil. Revista de Theclinae colombianos 1(2): [ii] + 1-21, pl. 3a, 6 figs. (15 August). Reference page. 
• Johnson, K.D., Austin, G.T., Le Crom, J.F. and Salazar, J.A., 1997. The Strephonina, a new infratribe of the Eumaeini with description of fourteen new genera (Lycaenidae). Revista Theclinae colombianos 1(1): [ii] + 1-61, pls. 1-2, 16 figs. Reference page. 
• Johnson, K. & Kruse, J., 1997. Colombian species of tailless "Cyanophrys" sensu lato and their sister taxa: Priorities for biological study. Revista de Theclinae colombianos 1(5): [ii] + 1-35, pl. 4, 3 figs., 3 maps (15 August). Reference page. 
• Johnson & Constantino, 1997. Paraspiculatus, a new genus of the Eumaeini. Revista de Theclinae Colombianos 2(10): 1–8, 1 fig. Reference page. 
• Johnson, K. & Kroenlein, K., 1997. A new species of Argentostriatus from Colombia (Lycaenidae: Eumaeini). Revista de Theclinae colombianos 2(11): [ii] + 1-7, pls. 9-11. Reference page. 
• Johnson, Salazar, Velez & Torres-Núñez, 1997. Nuevas especies del grupo adunca pertanecientes al género alto andino Rhamma (Eumaeini; Thecloxurina). Revista de Theclinae Columbianos 12: 1–9.Reference page. 
• Johnson, Kruse & Kroenlein, 1997. The Macusiina, a new infratribe of the Eumaeini with description of the new genera (Lycaenidae). Revista de Theclinae colombianos 2(13): 1–39. Reference page. 
• K. Johnson, Salazar, J.A. and Vélez, J.H., 1997. New species of Micandra Staudinger from Colombia with distinction of Trochusinus, a new genus of the Eumaeini. Revista de Theclinae colombianos 2(15): [ii] + 1-15, 4 figs. (15 August). Reference page. 
• Salazar, Constantino & Johnson, 1997. Additional new species and records of "elfin"-like Eumaeini from Colombia (Lycaenidae). Folia Entomologica Hungarica 62: 167-175. Reference page. 
• Salazar & Johnson, 1997. A New Genus of Neotropical hairstreaks utilizing bird excrement as their protective color substrate (Eumaeini, Macusiina). Revista Theclinae Colonbianos 2 10pp (PDF). Reference page. 
• Balint, Zs., Johnson, K., Kroenlein, 1997. New Species of Eumaeini (Lycaenidae) from South-Eastern Brazil I. Four New Species of Denivia. Acta Zoologica Academiae Scientiarum Hungaricae 43(3), pp. 257-269 (PDF). Reference page. 

1998

• Bálint, Z. & Johnson, K. 1998. New species of Cyanophrys sensu lato from the Andean region of Argentina (Lepidoptera: Lycaenidae). Annales historico-naturales Musei nationalis Hungarici 89: 141–150, 18 figs. ([after 9 February]). Reference page. 
• Bálint, Zs., K. Johnson & G.T. Austin, 1998. New species of Eumaeini (Lycaenidae) from Southeastern Brazil II. Review of regional Ministrymon and descriptions of new species (Lepidoptera: Lycaenidae). Annales historico-naturales Musei nationalis hungarici 90: 195–214. PDF. Reference page. 
• Johnson, K. & Hedges, S.B. 1998. Three new species of Calisto from Southwestern Haiti (Lepidoptera: Nymphalidae: Satyrinae). Tropical Lepidoptera 9: 45-53. Reference page. 

1999

• Johnson, K. & Coates, S. 1999. Nabokov’s Blues - The Scientific Odyssey of a Literary Genius, xii + 372 pp. - Zoland Books, Cambridge. Reference page. 

2000

• Johnson, K. 2000. A new elfin butterfly (Lycaenidae: Eumaeini) from northern China with comments on the nomenclature of Palaearctic Elfins. The Taxonomic Report 2 (1): 1–5. Full article (PDF). Reference page. 
• Canals, G.R. & Johnson, K., 2000. A new species of Angulopis (Lycaenidae, Eumaeini) from relict coastal forest in East-Central Argentina. The taxonomic Report of the international Lepidoptera Survey 2(3): 1–5, 3 figs. PDF. Reference page. 
• Faynel, C. & Johnson, K. 2000: A new species of Strymon Hübner from French Guiana (Lepidoptera, Lycaenidae). Bulletin de la Société Entomologique de France (n.s.) 105(4): 375–379. Full article (PDF). Reference page. 
• Hsu, Y.-F., Bálint, Z. & Johnson, K. 2000. Plebejus fyodor sp.n. from the Tibetan Plateau (Lepidoptera: Lycaenidae). Folia Entomologica Hungarica (Budapest) 61: 181–186. Reference page. 

2001

• Bálint, Zs., C.S. Guppy, N.G. Kondla; K. Johnson & Ch.J. Durden, 2001. Plebeius Kluk, 1780 or Plebejus Kluk, 1802? (Lepidoptera: Lycaenidae). Folia Entomologica Hungarica 62: 177-184. Reference page. 

2003

• Faynel, C., Brévignon, C. & Johnson, K., 2003. The Infratribe Strephonina in French Guiana with description of new species (Lepidoptera: Lycaenidae: Theclinae). Lambillionea 103(1): Supplément, 32 pp. Reference page. 
• Many University of Wisconsin, Stevens Point bulletins available here.

2004

• Johnson, K., Salazar-Escobar, J.A., Vargas, J.I. & Henao-Bañol, E.R. 2004. Nuevas especies y subespecies de Rhopalocera para Colombia (Insecta, Lepidoptera: Lycaenidae, Riodinidae, Satyridae). Boletín Científico del Centro de Museos de Historia Natural 8(1): 303-316. Full article (PDF). Reference page. 

2011

• Vila, R., Bell, C.D., Macniven, R., Goldman-Huertas, B., Ree, R.H., Marshall, C.R., Bálint, Z., Johnson, K., Benyamini, D. & Pierce, N.E. 2011. Phylogeny and palaeoecology of Polyommatus blue butterflies show Beringia was a climate-regulated gateway to the New World. Proceedings of the Royal Society B 278(1719): 2737–2744. PDF. Reference page.