Czaplicka B., 1976: Wplyw opryskiwania ziemniaków przeciw stonce ziemniaczanej – Leptinotarsa decemliceata Say (Col., Chrysomelidae) na Coleoptera. 10 pp. Polskie Pismo Entomologiczne 46: 613-622.

 Czechowska W., 1976: Myrmekofauna Pieninskiego Parku Narodowego (Hymenoptera, Formicoidea). 17 figs., 5 tabs., 30 pp. [52857] Fragmenta faunistica 21: 115-144.

 Czechowska W., 1990: Mecopterans (Mecoptera, Panorpidae) of linden-oak-hornbeam and thermophilous oak forests of the Mazovian Lowland. 12 pp. [70063] Fragmenta Faunistica 34(8): 121-132.

 Czechowska W., 1990: Neuropterans (Neuropteroidea) of linden-oak-hornbeam and thermophilous oak forests of the Mazovian Lowland. 25 pp. Fragmenta Faunistica 34/7: 95-119.

 Czechowska W., 2000: Sialis morio Klingstedt, 1932 (Megaloptera, Sialidae), an alderfly species new to Poland. 3 pp. [MRN 153] Fragmenta Faunistica 43(11): 123-125.

 Czechowska W., Czechowski W., 1998: Gatunki mrówek (Hymenoptera, Formicidae) nowe dla Nizina Sandomierskiej. 4 pp. [HYM 5908] Fragmenta Faunistica 41(19): 251-254.

 Czechowska W., Radchenko A., Czechowski W., 1998: Ecological and taxonomic notes on Leptothorax nadigi Kutter, 1925 (Hymenoptera, Formicidae) an ant species new to Poland. 5 pp. [HYM 856] Annales Zoologici 48/1-2: 119-123

 Czechowski W., 1980: Carabids (Coleoptera, Carabidae) of the Vistula escarpment in Warsaw. 24 pp. 

 Czechowski W., 1991: Comparison of the myrmecofaunas (Hymenoptera, Formicoidea) of tree stands and lawns in Warsaw parks. 5 pp. [HYM 857] Fragmenta Faunistica 35(12): 179-183.

 Czechowski W., 1993: Do colonies of Formica sanguinea Latr. (Hymenoptera, Formicidae) take over and odour discriminator from their slaves. 4 pp. Przeglad Zool. 37(3-4): 273-276.

 Czechowski W., 1993: Hybrids in red wood ants (Hymenoptera, Formicidae). 12 pp. [HYM 859] Annales Zoologici 44/4: 43-54

 Czechowski W., 1993: Mixed colonies of red wood ants (Hymenoptera, Formicidae). 15 pp. [HYM 860] Annales Zoologici 44/3: 27-41

 Czechowski W., 1993: Replacement of species in red wood ant colonies (Hymenoptera, Formicidae). 10 pp. [HYM 861] Annales Zoologici 44/2: 17-26

 Czechowski W., 1994: Emancipation of slaves in Formica sanguinea Latr. colonies (Hymenoptera, Formicidae). 12 pp. [HYM 862] Annales Zoologici 45: 15-26

 Czechowski W., 1994: Mechanisms of emancipation of atypical slaves in nests of Formica sanguinea Latr. (Hymenoptera: Formicidae). I. Elimination of the social parasite brood. 10 pp. Annals of the Upper Silesian Museum in Bytom 5: 25-34.

 Czechowski W., 1996: Mechanisms of emancipation of atypical slaves in nests of Formica sanguinea Latr. (Hymenoptera: Formicidae). II. Queen replacement. 22 pp. Annals of the Upper Silesian Museum in Bytom 6-7: 59-80.

 Czechowski W., 1996: Morphometric characteristics of Formica polyctena Foerst. and Formica rufa L. (Hymenoptera, Formicidae from the Gorce Mts; interspecific and intraspecific variations. 17 pp. [AZO 46125] [M45] 

 Czechowski W., 1998: Raids of Formica sanguinea Latr. as a factor conductive to colony founding by Formica truncorum Fabr. (Hymenoptera: Formicidae). 5 pp. Annals of the Upper Silesian Museum in Bytom 8-9: 153-157.

 Czechowski W., 1999: Lasius fuliginosus (Latr.) on a sandy dune – its living conditions and interference during raids of Formica sanguinea Latr. (Hymenoptera, Formicidae). 7 pp. [HYM 865] Annales Zoologici 49/1-2: 117-123

 Czechowski W., 2000: Interference of territorial ant species in the course of raids of Formica sanguinea Latr. (Hymenoptera, Formicidae). 4 pp. [HYM 866] Annales Zoologici 50/1:35-38

 Czechowski W., Czechowska W., 1999: New sites in Poland and notes on the biology of socially parasitic ants Formicoxenus nitidulus (Nyl.) and Harpagoxenus sublaevis (Nyl.) (Hymenoptera, Formicidae). 6 pp. Fragmenta Faunistica 42(1): 1-6.

 Czechowski W., Czechowska W., 2000: Epimyrma ravouxi (André, 1896) (Hymenoptera, Formicidae) in the Pleniny Mts- notes on its occurrence and biology. 5 pp. Fragmenta Faunistica 43(3): 29-33.

 Czechowski W., Czechowska W., 2000: Formica cinerea fuscocinerea For. in the Peniny Mts; its untypical habitat and plesiobiosis with Lasius flavus (F.) (Hymenoptera, Formicidae). 3 pp. Fragmenta Faunistica 43(13): 131-133.

 Czechowski W., Czechowska W., Radchenko A., 1998: Nowe dane o rozmieszczeniu w Polsce rzadkich gatunków mrówek z rodzaju Leptothorax Mayr (Hymenoptera, Formicidae). 4 pp. Fragmenta Faunistica 41(18): 247-250.

 Czechowski W., Douwes P., 1996: Morphometric characteristics of Formica polyctena Foerst. and Formica rufa L. (Hymenoptera: Formicidae) from the Gorce Mts; Interspecific and intraspecific variations. 17 pp. [864] Annales Zoologici 46: 125-141

 Czechowski W., Pisarski B., 1988: Inter- and infraspecific competitive relations in Camponotus ligniperdus (Latr.) (Hymenoptera, Formicidae). 27 pp. [50517] Annales Zoologici 41/9: 355-181

 Czechowski W., Pisarski B., 1990: Ants (Hymenoptera, Formicoidea) of linden-oak-hornbeam forests and thermophilous oak forests of the Mazovian Lowland. 1. Nest density. 9 pp. [HYM 874] Fragmenta Faunistica 34(9): 133-141.

 Czechowski W., Pisarski B., Czechowska W., 1990: Ants (Hymenoptera, Formicoidea) of moist meadows on the Mazovian Lowland. 14 pp. [HYM 875] Fragmenta Faunistica 34(4): 47-60.

 Czechowski W., Radchenko A., 2000: Formica glauca Ruzsky, 1895 (Hymenoptera, Formicidae) in Poland. 3 pp. Fragmenta Faunistica 43(12): 127-129.

 Czechowski W., Radchenko A., Czechowska W., 1998: Myrmica hellenica Finzi, 1926 (Hymenoptera: Formicidae) – an ant species new to Poland. 4 pp. Annals of the Upper Silesian Museum in Bytom 8-9: 103-106.

 Czechowski W., Rotkiewicz W., 1997: Common activities of female sexuals of Lasius umbratus (Nyl.) and Formica sanguinea Latr. or Polyergus rufescens (Latr.) on nests of the dulotic species (Hymenoptera, Formicidae). 3 pp. [HYM 877] Annales Zoologici 47/3-4: 465-467

 Czechowski W., Rotkiewicz W., 1997: Relations between Formica sanguinea Latr. and Formica cinerea cinerea mayr (Hymenoptera, Formicidae) – an unusual form of Dulosis. 10 pp. [HYM 878] Annales Zoologici 47/3-4: 469-478

 Czechowski W., Vepsäläinen K., 1999: Plesiobiosis between Formica fusca L. and Formica aquilonia Yarr. (Hymenoptera, Formicidae). 3 pp. [HYM 879] Annales Zoologici 49/1-2: 125-127

 Czechowski W., Vepsäläinen K., 2001: Formica rufa L. protects indirectly F. fusca L. against raids of F. sanguiea Latr. (Hymenoptera: Formicidae). 7 pp. [HYM 880] Annales zoologici 51(3): 267-273.

 Czechowski W., Woyciechowski M., Czechowska W., 1999: Myrmica microrubra Seifert, 1993 (Hymenoptera, Formicidae) – an inquiline ant species new to Poland. 4 pp. Fragmenta Faunistica 42(12): 123-126.

 Czechowski W., Yamauchi K., 1998: Plesiobiosis of Formica japonica Motsch. and Tetramorium sp. (Hymenoptera: Formicidae). 3 pp. Annals of the Upper Silesian Museum in Bytom 8-9: 99-101.

 Czeika H., Czeika G., Guttová A., Farkas E., Lőkös L., Halda J., 2004: Phytogeographic and taxonomic remarks on eleven species of cyanophilic lichens from Central Europe. [Fytogeografické a taxonomické poznámky k 11 druhům cyanofilních lišejníků střední Evropy.] 10 pp. Preslia 76(2): 183-192.

 Czekelius D., 1900: Beiträge zur Smetterlingsfauna Siebenbürgens. III. 10 pp. 

 Czekelius D., 1921: Beiträge zur Schmetterlingsfauna Siebenbürgens VII. 8 pp. 

 Czekelius D., 1935: Beiträge zur Schmetterlingsfauna Siebenbürgens. 11 pp. 

 Czernay A., 1851: Beobachtungen gesammelt auf Reisen im Charkowschen und des anliegenden Gouvernements in den Jahren 1848 und 1849. 14 pp. (in German). Bulletin Soc. Naturalistes Mosc.: 269-282.

 Czerny A. L., : Zwei neue Chiromyia-Arten aus Spanien. 2 pp. 

 Czerny F. R., : Lepidopteren-Fauna von Mähr. Trübau. 8 pp. 

 Czerny L., 1902: Bemerkungen zu den Arten der Gattungen Anthomyza Fll. und Ischnomyia Lw. 8 pp. 

 Czerny L., 1903: Bemerkungen zu den Arten der Gattung Geomyza Fll. (Dipt.). 4 pp. 

 Czerny L., 1903: Revision der Heteroneuriden. 50 pp. 

 Czerny L., 1903: Ueber Drosophila costata und tuscimana Ztt. (Dipt.). 4 pp. 

 Czerny L., 1903: Zwei neue Homalomyia-Arten aus Bolivien. (Dipt.). 2 pp. 

 Czerny L., 1904: Cremifania nigrocellulata, eine neue Ochthiphiline. Systematische Stellung und Gattungen-Diagnose der Ochthiphilinen. 4 pp. 

 Czerny L., 1906: Leptomyza varipennis v. d. Wulp eine Oxyna (Dipt.). 2 pp.