Soldán T., Braasch D., 1984: Two new species of the genus Prosopistoma (Ephemeroptera, Prosopistomatidae) from Vietnam. 6 pp. Acta entomologica Bohemoslovaca 81: 370-376.

 Soldán T., Braasch D., 1986: Rhithrogeniella tonkinensis sp. n. (Ephemroptera, Heptageniidae) from Vietnam, with descriptions of the nymphal stages and biology of the genus. 11 pp. Acta entomologica Bohemoslovaca 83: 202-212.

 Soldán T., Braasch D., Muu L. T., 1987: Two new species of Centroptella (Ephemeroptera, Baetidae) from Vietnam, with a description of adult stages of the genus. 8 pp. Acta entomologica Bohemoslovaca 84: 342-349.

 Soldán T., Godunko R. J., 2006: Baetis atlanticus n. sp., a new species of the subgenus Rhodobaetis Jacob, 2003 from Madeira, Portugal (Ephemeroptera: Baetidae). 13 pp. Genus 17(1): 5-17.

 Soldán T., Godunko R. J., Thomas A. G. B., 2005: Baetis chelif n. sp., a new mayfly from Algeria with notes on B. sinespinosus Soldán & Thomas, 1983, n. stat. (Ephemeroptera: Baetidae). 11 pp. Genus 16(2): 155-165.

 Soldán T., Landa V., 1977: Three new species of the genus Oligoneuriella (Ephemeroptera, Oligoneuriidae). 6 pp. Acta entomologica Bohemoslovaca 74: 10-15.

 Soldán T., Landa V., 1999: A key to the Central European species of the genus Rhithrogena (Ephemeroptera: Heptageniidae). 13 pp. [M50] Klapalekiana 35(1-2): 25-37.

 Soldán T., Thomas. A. G. B., 1985: Centoptilum dimorphicum sp. n., a new species of mayfly (Ephemeroptera, Baetidae) from Algeria. 7 pp. Acta entomologica Bohemoslovaca 82: 180-186.

 Sowa R., 1959: Przyczynek do poznania fauny jetek (Ephemeroptera) okolic Krakowa. 43 pp. Acta zoologica cracoviensia 4/12: 655-696..

 Sowa R., 1975: Notes on the european species of Procloeon Bengtsson with particular reference to Procloeon bifidum (Bengtsson) and Procloeon ornatum Tshernova (Ephemerida: Baetidae). 8 pp. 

 Sowa R., 1975: What in Cloeon dipterum (Linnaeus, 1761). The nomenclatural an morphological analysis of a group of the european species of Cloeon Leach (Ephemerida: Baetidae). 9 pp. 

 Sowa R., Degrange C., 1987: Taxonomie et répartition des Rhithrogena Eaton du groupe alpestris (Ephemeroptera: Heptageniidae) des Alpes et des Carpates. 19 pp. [71158] [M30] Polskie Pismo Entomologiczne.

 Sowa R., Gaino E., Degrange C., 1985: Description de Rhithrogena hybrida Eaton, 1885 (Ephemeroptera, Heptageniidae) a partix d’exemplaires de l’une des statins types (Chalets de Joux-Plane, Haute Savoie, France). 3 pp. [PPE 55135] [M39] 

 Sowa R., Soldán T., 1986: Three new species of the Rhithrogena hybrida group from Poland and Czechoslovakia with a supplementary description of R. hercynia Landa, 1969 (Ephemeroptera, Heptageniidae). 20 pp. [71159] [60674] Polskie Pismo Entomologiczne 56: 557-572.

 Steine I., 1972: The number and size of drifting nymphs of Ephemeroptera, Chironomidae, and Simullidae by day and night in the River Stranda, Western Norway. 5 pp. 

 Studemann D., Landolt P., Tomka I., 1989: Contribution to the study of European Ephemerellidae (Ephemeroptera). II. Description of the winged stages of Ephemerella ikonomovi Puthz, 1971, and Serratella albai Gonzales del Tanago & Garciade Jalon, 1983. 9 pp. Mitt. Schweiz. entomol. Ges. 62(1-2): 119-127.

 Studemann D., Tomka I., 1989: Contribution to the study of European Ephemerellidae (Ephemeroptera). III. Synonymy of Ephemerella maculocaudata Ikonomov, 1961, syn. n. with Ephemerella mesoleuca (Brauer, 1857). 2 pp. Mitt. Schweiz. entomol. Ges. 62(1-2): 129-130.

 Sukop I., 1973: Annual cycle of mayflies (Ephemeroptera) in a karstic stream. 5 pp. Acta entomologica Bohemoslovaca 70: 81-85.

 Sziráki G., 1998: Baetis buceratus Eaton, 1870 (Ephemeroptera: Baetidae) és Chrysoperla renoni (Lacroix, 1933) (Neuroptera: Chrisopidae) – Magyarország faunájára új rovarfajok a Fertö-Hanság Nemzeti Parkból. Hufnágel L.: Faunánkra új partipoloskafaj (Heteroptera: Saldidae). In: Közlemények. Pp. 271-315. [EPH141] Folia Entomologica Hungarica (S.N.) 59: 272-273.

 Šámal J., 1924: Nymphy českých jepic. 5 pp. [EPH 114] Acta Societatis entomologicae Cechosloveniae 21: 42-45.

 Šámal J., 1926: Some remarks upon the geographical distribution on the subfamily Neoperlinae and of the genus Neoperla Needhm. 5 pp. [EPH 116] Acta Societatis entomologicae Cechosloveniae 23: 84-88.

 Šámal J., 1930: Klapálkova sbírka jepic (Ephemeroidea) v Národním museu v Praze. 2 pp. Acta Entomologica Musei Nationalis Pragae 8: 53-54.

 Šámal J., 1931: Poznámky k revisi českých jepic. I. 3 pp. [EPH 117] Acta Societatis entomologicae Cechosloveniae 28: 56-58.

 Šámal J., 1933: Poznámky k revisi českých jepic. III. 3 pp. [EPH 118] Acta Societatis entomologicae Cechosloveniae 30: 141-143.

 Śámal J., 1935: Ephemerida et Plecoptera Balcanica. 5 pp. [EPH 261] Acta Societatis entomologicae Cechosloveniae 32: 1-5.

 Šámalová M., 1931: Nymphy československých jepic. 2 pp. [EPH 119] Acta Societatis entomologicae Cechosloveniae 28: 16-20.

 Šámalová, Šámal J., 1930: Nymphy československých jepic. 7 pp. [EPH 120] Acta Societatis entomologicae Cechosloveniae 27: 7-13.

 Štys P., Soldán T., 1980: Retention of tracheal gills in adult Ephemeroptera and Other Insects. 27 pp. [M39] 

 Thew T. B., 1960: Revision of the genera of the family Caenidae (Ephemeroptera). 19 pp. 

 Thew T. B., 1960: Taxonomic studies on some neotropical Leptophlebiid mayflies (Ephemeroptera: Leptophlebiidae). 14 pp. 

 Thomas A. G. B., Sartori M., 1989: Mayflies (Insecta, Ephemeroptera) of Saudi Arabia. 8 pp. Fauna of Saudi Arabia 10: 87-94.

 Thomas A., Bouzidi A., Sartori M., Assef S., Ajakane A., 1992: Compléments et corrections a la faune des Ephéméroptéres d’ Afrique du nord. 5. Baetis oukaimeden n. sp. du Haut Atlas marocain: description et écologie (Ephemeroptera, Baetidae). 9 pp. Mitt. Schweiz. entomol. Ges. 65: 369-377.

 Tiensuu L., 1935: On the Ephemeroptera-fauna of Laatokan Karjala (Karelia Ladogensis). 21 pp. 

 Tiunova T. M., 1990: Descriptions of a new species of mayflies of the genus Cynygmula McD. (Ephemeroptera, Heptageniidae) and the larva of Rhoenanthus rohdendorfi Tshern. (Potamanthidae) from Primorye territory. 6 pp. (in Russian). Entomologitsheskoe obozrenie 69(4): 814-819.

 Tiunova T. M., 1991: Novyj vid podenok (Ephemeroptera, Heptageniidae) iz Primorja. 5 pp. 

 Tojo K., 2001: Redescription of Brachycercus japonicus Gose, 1980 (Ephemeroptera, Caenidae). 9 pp. Entomological Science 4(3): 369-377.

 Tóth L., 1992: Provisional check-list of Hungarian mayflies (Ephemeroptera). 20 pp. 

 Trägardh I., 1911: Om Prosopistoma foliaceum Fourc., en för Sverige ny Ephemerid. 14 pp. 

 Tshernova O. A., 1974: Rodovoj sostav podenok sem. Heptageniidae (Ephemeroptera) v golarktike i orientalnoj oblasti. 14 pp. 

 Tshernova O. A., 1976: Opredelitelnaja tablina rodov podenok sem. Hertageniidae (Ephemeroptera) golarktiki i orientalnoj oblasti po ličinkam. 15 pp. 

 Tshernova O. A., 1980: On a little known mayfly genus Cinygma Eaton (Ephemeroptera, Heptageniidae). 7 pp. (in Russian). Entomologitsheskoe obozrenie 59(1): 107-113.

 Tshernova O. A., 1981: On the systematics of adult mayflies of the genus Epeorus Eaton, 1881 (Ephemeroptera, Heptageniidae). 14 pp. (in Russian). Entomologitsheskoe obozrenie 60(2): 323-336.

 Tshernova O. A., 1981: On the systematics of adult mayflies of the genus Epeorus Eaton, 1881 (Ephemeroptera, Heptageniidae). 14 pp. (in Russian). 

 Tshernova O. A., Belov V. V., 1982: K sistematike imago palearktičeskich podenok roda Cinygmula Mc Dunnough, 1933 (Ephemeroptera, Heptageniidae). 19 pp. 

 Tsui P. T. P., Peters W. L., 1970: The nymph of Habrophlebiodes gilliesi Peters (Ephemeroptera: Leptophlebiidae). 2 pp. 

 Tuxen S. L., 1938: Plecoptera and Ephemeroptera. The Zoology of Iceland. Volume III, Part 39. 4 pp. 

 Ujhelyi S., 1959: Insecta: Ephemeroptera. Fauna Hungariae. 96 pp.  Discount 50%!

 Újhelyi S., 1966: The mayflies of Hungary, with the description of a new species, Baetis pentaphlebodes sp. n. (Ephemeroptera). 8 pp. 

 Ulfstrand S., 1969: Ephemeroptera and Plecoptera from River Videlälven in Swedisch Lapland. With a discussion of the significance of nutritional and competitive factors for the life cycles. 21 pp. Entomologisk tidskrift 90(3-4): 145-165.

 Ulmer G., 1909: Pseudoneuroptera. 2. Ephemerodea. Wissenschaftliche Ergebnisse der schwedischen zoologischen Expedition nach dem Kilimandjaro, dem Meru und den umgebenden Massaisteppen Deutsch-Ostafrikas, 1905-1906, unter Leitung von Prof. Dr. Yngve Sjöstedt. 2 pp.