Schulz, W. A. 1906. Spolia hymenopterologica. Paderborn: Junfermannsche Buchhandlung, 355 pp. PDF
Schumann, K. 1888. Einige neue Ameisenpflanzen. Jahrbuch für Wissenschaftliche Botanik 19:357-421. PDF
Scopoli, J. A. 1763. Entomologia carniolica exhibens insecta Carnioliae indigena et distributa in ordines, genera, species, varietates. Methodo Linnaeana. Vindobonae [=Vienna]: J. Trattner, xxxvi + 420 pp. PDF

Notes: Date of publication from Evenhuis (1994b:544). Ants pp. 312-314.

Scudder, S. H. 1877a. Appendix to Mr. George M. Dawson's report. The insects of the Tertiary beds at Quesnel. Report on Progress. Geological Survey of Canada 1875-1876:266-280.
Scudder, S. H. 1877b. The first discovered traces of fossil insects in the American Tertiaries. Bulletin of the United States Geological and Geographical Survey of the Territories 3:741-762. PDF
Scudder, S. H. 1878. The fossil insects of the Green River shales. Bulletin of the United States Geological and Geographical Survey of the Territories 4:747-776. PDF

Notes: Date of publication from Evenhuis (1994b).

Scudder, S. H. 1891. Index to the known fossil insects of the world, including myriapods and arachnids. Bulletin of the United States Geological Survey 71:1-744. PDF

Notes: Hymenoptera pp. 682-734.

Scudder, S. H. 1899. An unknown tract on American insects by Thomas Say. Psyche (Cambridge) 8:306-308. PDF

Notes: See Say (1831).

Scupola, A. 1994a. Un caso di ginandromorfismo in Myrmica Latr. (Hymenoptera Formicidae). Bollettino della Società Entomologica Italiana 125:252-254.
Scupola, A. 1994b ("1991"). Contributo alla mirmecofauna italiana (Hymenoptera Formicidae). Bollettino del Museo Civico di Storia Naturale di Verona 18:133-136.
Scupola, A. 2008. Presence of brachypterous intercastes in Tapinoma nigerrimum (Nylander, 1856) (Hymenoptera, Formicidae). Bollettino del Museo Civico di Storia Naturale di Verona 32:157-160. PDF
Scupola, A. 2009. Le specie italiane de genre Cardiocondyla (Hymenoptera Formicidae). Bollettino della Società Entomologica Italiana 141:187-190. PDF
Scupola, A. 2012. Descriptions of the male and queen of the north Andean ant Pheidole unicornis Wilson, 2003 (Hymenoptera: Formicidae). Atti della Società Italiana di Scienze Naturali e del Museo Civico di Storia Naturale di Milano 153 (II):203-210. PDF