Sabella crassicornis Sars, 1851
Saiga tatarica (Linnaeus, 1766)
Saimiri sciureus (Linnaeus, 1758)
Salacia cerasifera Welw. ex Oliv.
Sander lucioperca (Linnaeus, 1758)
Sarcophaga carnaria (Linnaeus, 1758)
Sarcophilus harrisii (Boitard, 1841)
Sargocentron spiniferum (Forsskål, 1775)
Scapharca diluvii (Lamarck, 1805)
Scarabaeus sennaariensis (Castelnau, 1840)
Schizodactylus monstrosus (Drury, 1773)
Schizopora paradoxa (Schrad.) Donk
Sciurus carolinensis Gmelin, 1788
Sciurus vulgaris Linnaeus, 1758
Sclerocephalus haeuseri Goldfuss 1847
Sclerocephalus haueseri Goldfuss 1847 – fout gespelde naam of Sclerocephalus haeuseri Goldfuss 1847
Sclerothamnus clausi Marshall, 1875
Scophthalmus rhombus (Linnaeus, 1758)
Scorzoneroides autumnalis (L.) Moench
Scyliorhinus canicula (Linnaeus, 1758)
Sebastes marinus (non Linnaeus, 1758) – synoniem of Sebastes norvegicus (Ascanius, 1772)
Sebastes norvegicus (Ascanius, 1772)
Seirocrinus subangularis (Miller, 1821)
Seismosaurus – synoniem of Diplodocus sp.
Selaginella lepidophylla (Hook. & Grev.) Spring
Semicassis miolaevigata (Sacco,1890)
Semionotus capensis (Woodward, 1888)
Semiotus intermedius Herbst, 1806
Sepia officinalis Linnaeus 1758
Sequoiadendron giganteum (Lindl.) J.Buchh.
Serinus serinus (Linnaeus, 1766)
Serpula vermicularis Linnaeus, 1767
Serranus altivelis Valenciennes, 1828 – basioniem of Cromileptes altivelis (Valenciennes, 1828)
Sidneyia inexpectans Walcott, 1911
Siganus javus (Linnaeus, 1766)
Sigillaria hexagona Brongniart
Sinustrombus latissimus (Linnaeus, 1758)
Siphlonurus armatus Eaton, 1870
Sipunculus nudus Linnaeus, 1766
Sitta frontalis Swainson, 1820
Smilodon fatalis (Leidy, 1868)
Somateria mollissima (Linnaeus, 1758)
Somateria spectabilis (Linnaeus, 1758)
Sorex araneus (Linnaeus, 1758)
Sorex minutus (Linnaeus, 1766)
Spermophilus citellus (Linnaeus, 1766)
Sphaerechinus granularis (Lamarck, 1816)
Spheniscus demersus (Linnaeus, 1758)
Sphenodon punctatus (Gray, 1877)
Sphiggurus insidiosus (Olfers, 1818)
Sphingnotus mirabilis Boisduval, 1835
Spilocuscus maculatus (Geoffroy Saint-Hilaire, 1803)
Spilornis cheela (Latham, 1790)
Spondylus varius Sowerby, 1827
Spongia officinalis Linnaeus, 1759
Squalus megalops (Macleay, 1881)
Stegodon trigonocephalus Martin 1887
Stegosaurus stenops Marsh 1887
Stenella coeruleoalba (Meyen, 1833)
Steneosaurus bollensis Cuvier 1824
Stenomantispa ilsae (Stitz, 1913)
Stenopterygius quadriscissus Quenstedt 1858
Stephanorhinus etruscus (Falconer, 1868)
Stercorarius parasiticus (Linnaeus, 1758)
Stercorarius pomarinus (Temminck, 1815)
Stercorarius skua (Brünnich, 1764)
Sterna paradisaea Pontoppidan, 1763
Sternocera orissa Buquet, 1837
Sternodes caspicus (Pallas, 1781)
Stizostedion lucioperca (Linnaeus, 1758) – synoniem of Sander lucioperca (Linnaeus, 1758)
Streptopelia turtur (Linnaeus, 1758)
Struthio camelus Linnaeus, 1758
Sturnus vulgaris Linnaeus, 1758
Stylissa carteri (Dendy, 1889)
Suricata suricatta (Schreber, 1776)
Sus strozzii Forsyth Major, 1881
Sylvia atricapilla (Linnaeus, 1758)
Synonycha grandis (Thunberg, 1781)
Syntermes dirus (Burmeister, 1839)
Syrinx aruanus (Linnaeus, 1758)