1994

• Honey, M.R. & Wojtusiak, J. 1994: A New Species of Apospasta sensu lato from Sao Tomé (Lepidoptera: Noctuidae: Hadeninae). Tropical Lepidoptera 5(2): 105-107. full article (PDF). Reference page. 

1995

• Wojtusiak, J. & Pyrcz, T.W., 1995: Observations on the postembryonic development and comments on the systematic status of the butterfly Kamilla cymodoce (Cramer). Lambillionea, 95(1): 116–120.

1997

• Wojtusiak, J. & Pyrcz, T.W., 1997: Taxonomy of three butterfly species from the islands of São Tomé and Principe in the Gulf of Guinea: Neptis larseni n. sp., Charaxes thomasius & Papilio furvus (Lepidoptera: Papilionoidaea). Lambillionea, 97(1): 53–63.

1999

• Sattler, K.S.O. & Wojtusiak, J. 1999. A new brachypterous Xenomigia species (Lepidoptera: Notodontidae) from Venezuela. Insect Systematics & Evolution 30(4): 435-442. DOI: 10.1163/187631200X00543 . Reference page. 

• Wojtusiak, J. & Rey Cárdenas, R.F. 1999. Forest-paramo ecotone butterflies of the genus Catasticta in the Tamá range, Venezuela- Colombia border: C. uricoecheae inopa new subsp. and C. tricolor tomasi new subsp. Lambillionea 99(1)(2): 87-90. Reference page. 

2000

• Bálint, Z. and Wojtusiak, J., 2000. Jagiello molinopampa gen. et sp. n. from Peru (Lepidoptera: Lycaenidae). Annales historico-naturales Musei nationalis hungarici 92: 183–191, 14 figs. PDF. Reference page. 

2001

• Bálint, Z. and Wojtusiak, J., 2001. The genus Pons Johnson, 1992 (Lepidoptera: Lycaenidae: Eumaeini). Genus, 12(3): 373–383, Wroclaw. PDF. Reference page. 

2002

• Bálint, Z. and Wojtusiak, J., 2002. Rhamma tomaszpyrczi n. sp. from Northeast Peru (Lepidoptera: Lycaenidae: Eumaeini). Genus, 13(2): 189–196, Wroclaw. PDF Reference page. 

2006

• Bálint, Z. & Wojtusiak, J. 2006. Contributions to the knowledge of Neotropical Lycaenidae - reinstating names of three recently described species and description of a new one (Lepidoptera: Eumaeini). Genus, 17(2): 273–282. PDF. Reference page. 

• Bálint, Z. & Wojtusiak, J. 2006. Notes on the genus Podanotum with description of a new species (Lepidoptera: Lycaenidae: Eumaeini). Genus, 17(2): 283–289. Full article (PDF). Reference page. 

• Bálint, Z., Boyer, P., Wojtusiak, J. 2006: Contributions to the knowledge of Neotropical Lycaenidae: Notes on the genus Abloxurina with descriptions of five new species (Lepidoptera: Theclinae: Eumaeini). Genus 17(4): 571–584. full article (pdf). Reference page. 

• Razowski, J. & Wojtusiak, J. 2006. Tortricidae (Lepidoptera) from the Valley of Río Gualaceo, East Cordillera in Ecuador, with descriptions of new taxa. Acta zoologica cracoviensia 49B(1-2): 17-53. full article (pdf).Reference page. 

• Razowski, J. & Wojtusiak, J. 2006a. Tortricidae from Venezuela (Lepidoptera: Tortricidae). SHILAP Revista de Lepidopterología 34(133): 35-79. full article (PDF).Reference page. 

2007

• Razowski, J., Pelz, V. & Wojtusiak, J. 2007. Orthocomotis Dognin, 1905 (Lepidoptera: Tortricidae) from Ecuador.. Acta zoologica cracoviensia 50B(2): 1-25. full article (pdf).Reference page. 

• Razowski, J.; Pelz, V., Wojtusiak, J. 2007a: Re-definition of Toreulia Razowski & Becker with description of four new species (Lepidoptera: Tortricidae). Genus 18(1): 107-115. full article (pdf).Reference page. 

2008

• Bálint, Z., Wojtusiak, J., Kertész, K., Biró, L.P. 2008: Description of Penaincisalia biophot with an emphasis on the optical properties of the wing dorsal surfaces (Lepidoptera: Lycaenidae). Genus 19(3): 343–353. full article (pdf). Reference page. 
• Wojtusiak, J. & Razowski, J., 2008: Tortricidae from the Mountains of Ecuador. Part III: Western Cordillera (Insecta: Lepidoptera) Genus 19(3): 497–575. (PDF)

• Razowski, J. & Wojtusiak 2008. Notes on Ernocornutia Razowski, 1988 (Lepidoptera: Tortricidae: Euliini) with descriptions of seven new species from Ecuador. Zootaxa 1720: 46–56. Abstract & excerpt. Reference page. 

• Razowski, J. & Wojtusiak, J. 2008a. Tortricidae (Lepidoptera) from the mountains of Ecuador. Part 1: Southern Highlands. Acta zoologica cracoviensia 51B(1-2): 7-41. full article (pdf).Reference page. 

2009

• Razowski, J. & Wojtusiak, J. 2009: Tortricidae (Lepidoptera) from the mountains of Ecuador and remarks on their geographical distribution. Part IV. Eastern Cordillera. Acta zoologica cracoviensia 51B(1-2): 119-187. Full article (PDF). Reference page. 

2010

• Bálint, Zs., Kertész, K. & Wojtusiak, J., 2010. Notes on the high Andean cloud forest butterfly genus Jagiello and its relatives with description of a new species from Peru (Lepidoptera: Lycaenidae). Annales historico-naturales Musei nationalis hungarici 102: 119–142. PDF. Reference page. 

• Pyrcz, T.W. & Wojtusiak, J, 2010. A new species of Argyrophorus Blanchard from northern Peru and considerations on the value of wing venation as a source of synapomorphies in some temperate Neotropical Satyrinae (Lepidoptera: Nymphalidae). Genus 21(4): 605–613. Reference page. 

• Razowski, J. & Wojtusiak, J. 2010. Tortricidae (Lepidoptera) from Peru. Acta zoologica cracoviensia 53B(1-2): 73-159. Abstract. Reference page. 

• Razowski, J. & Wojtusiak, J. 2010a. Some Tortricidae from the East Cordillera in Ecuador reared from larvae in Yanayacu Biological Station in Ecuador (Insecta: Lepidoptera). Genus 21(4): 585-603. Full article (PDF).Reference page. 

2011

• Bálint, Z. & Wojtusiak, J. 2011. Contribution to the knowledge of Neotropical Lycaenidae: Brevianta bathoryon sp. n. from the Western Cordilleras of the Andes with notes on the genus (Lepidoptera: Eumaeini). Genus 22 (2): 205–215. PDF. Reference page. 

• Razowski, J. & Wojtusiak, J. 2011. Tortricidae (Lepidoptera) from Colombia. Acta zoologica cracoviensia 54B(1-2): 103-128. Full artcle (PDF). Reference page. 

2012

• Razowski, J.; Wojtusiak, J. 2012: Tortricidae (Lepidoptera) from Nigeria. Acta zoologica cracoviensia 55(2): 59-130. Full article (pdf) Reference page. 

2013

• Razowski, J. & Wojtusiak, J. 2013: Accessions to the fauna of Neotropical Tortricidae (Lepidoptera). Acta zoologica cracoviensia 56(1): 9-40. Full article (PDF). Reference page. 

2014

• Razowski, J.; Wojtusiak, J. 2014: Tortricidae (Lepidoptera) of the Afrotropical fauna: Accession 1. Polish journal of entomology 83(3): 207-218. DOI: 10.2478/pjen-2014-0016 Reference page.