Recherches sur les poissons fossiles Pl.251 by Louis Agassiz
Recherches sur les poissons fossiles Pl.269 by Louis Agassiz
Recherches sur les poissons fossiles Pl.276 by Louis Agassiz
Recherches sur les poissons fossiles Pl.277 by Louis Agassiz
Recherches sur les poissons fossiles Pl.304 by Louis Agassiz
Recherches sur les poissons fossiles Pl.311 by Louis Agassiz
Recherches sur les poissons fossiles Pl.343 by Louis Agassiz
Recherches sur les poissons fossiles Pl.360 by Louis Agassiz
Recherches sur les poissons fossiles Pl.382 by Louis Agassiz
Red deer on a forest clearing by Christian Kröner
Red-Headed Love-Bird, Grass Parakeet, Madagascar Love-Bird by W. A . Blakston
Red-Tailed Hawk,Cooper’s Hawk by Louis Agassiz Fuertes
Red-Winged Parrakeet by Alexander Francis Lydon
Reel with Gray Racehorse by Edward Troye
Reiher und Enten by Jan Van Kessel The Elder
Reiter mit Pferd by Edmond Jean-Baptiste Tschaggeny
Rerum naturalium historia nempe quadrupedum Pl.09 by Filippo Buonanni
Rerum naturalium historia nempe quadrupedum Pl.19 by Filippo Buonanni
Rerum naturalium historia nempe quadrupedum Pl.24 by Filippo Buonanni
Rerum naturalium historia nempe quadrupedum Pl.29 by Filippo Buonanni
Resting Lion by Wilhelm Kuhnert
Rhinostoma coccinea. by John Edwards Holbrook
Rinder an der Tränke by Anton Braith
Rivierprik by Anselmus Boëtius de Boodt
Rock Sand, Winner of the Triple Crown by Richard Newton Jr.
Rose Bush and Butterfly by Mary Altha Nims
Ruddy plover by John James Audubon
Rupsen Rispen Erucae. Chenilles by Anselmus Boëtius de Boodt
Saddled horse by Józef Ryszkiewicz
Salamandra erythronota by John Edwards Holbrook
Salamandra glutinosa by John Edwards Holbrook
Salamandra quadridigitata by John Edwards Holbrook
Sardine by Allen & Ginter
Scharretje by Hendrik Gerrit ten Cate
Schetsen van schapen by Sientje Mesdag Van Houten
Schimmel und Fuchs auf der Weide by Friedrich August Matthias Gauermann
Schinz’s sandpiper by John James Audubon
Sciaena diacantha, The two-spined Umber. by Marcus Elieser Bloch
Sciurus Niger, The Black-Squirrel; Calceolus, The Lady’s Slipper. by Mark Catesby
Scomber Trachurus, The Scad. by Marcus Elieser Bloch
Scorpaena antennata. by Marcus Elieser Bloch
Sea Bass by Allen & Ginter
Sea lion. Eumetopias stelleri. Male by Louis Prang & Co.
Sechs Enten am Teichufer by Alexander Koester
Sechs Enten im Wasser, by Alexander Koester
Selby’s flycatcher by John James Audubon
Separating A Stallion by Henry Enrico Coleman
Sheep and Goats in a Landscape by Eugène Joseph Verboeckhoven
Sheep In A Landscape by Eugène Joseph Verboeckhoven
Sheep in a meadow by Cornelius van Leemputten
Sheep in an Orchard by Peter Moran
Shore lark by John James Audubon
Siddende bjørn, set forfra by Marcus de Bye
Sieben Enten am Graben by Alexander Koester
Siphonophorae. – Staatsquallen by Ernst Haeckel
Sirkeer Cuckoo, Centropus Sirkee. by John Edward Gray
Sitzende Katze by Gottfried Mind
Skovparti med kronvildt i en lysning by Adolf Mackeprang
Slakken Slekken. Cochleae terrestres. Lunaçons de terre. Escargots. by Anselmus Boëtius de Boodt
Slender-billed guillemot by John James Audubon
Slobeend by Anselmus Boëtius de Boodt
Sluierstaart by Henri Verstijnen
Small Paradise Bird, Paradisea minor. by John Edward Gray
Snakes and a Lizard by Joris Hoefnagel
Solitary sandpiper by John James Audubon
Someone Like Me by George Armfield
Song Thrush And Blackbird by W. A . Blakston
South American Sea Lion by James Stewart
South Georgian Teal, Sharp-Winged Teal, Yellow-Billed Teal, Andean Teal by Allan Brooks
Sparus Brama by Marcus Elieser Bloch
Sparus Erythrinus, The Sea-Roach [Rough]. by Marcus Elieser Bloch
Spiegelpauw by Pieter Pietersz. Barbiers
Spitzbergen Ptarmigan by Daniel Giraud Elliot
Spotted eagle by Jacques Barraband
Springer Spaniel with Pheasant by Alexander Pope
Squalus Canicula, The Bounce. by Marcus Elieser Bloch
St Domingo Crocodile by George Shaw
Staand paard in een stal, naar links by Jean Bernard
Stående bjørn med udstrakte poter by Marcus de Bye
Stag at the Edge of a Pond by Newton Limbird Smith Fielding
Stand at Ease by Charles Harvey Weigall
Standing Flatcoated Retriever, facing right by Alexander Pope Jr.
Stehender Bär by Gottfried Mind
Steigender Schimmel by Johann Georg Pforr
Stercorarius parasiticus, Stercorarius skua by Johann Friedrich Naumann
Sterna hirundo by John James Audubon
Sterna media Horsf, Sterna tschegrava Lepech by Johann Friedrich Naumann
Stier, eine Kuh verfolgend, im Hintergrund Landschaft bei Carrara by Johann Nepomuk Rauch
Stop at an Inn by Conrad Gessner
Studie van twee libellen by Albertus Steenbergen
Studies Of Six Butterflies by Nicolaas Struyk
Studies van leeuwen by Anna Maria Kruijff
Study of a fawn ox by Piotr Michałowski
Study of a grouse by Archibald Thorburn
Study of a Terrier and a Cat by Henry Maurice Page
Study of Bighorn Sheep and Antelope by Albert Bierstadt
Study Of Four Pointers by Jacques-Laurent Agasse
Study of six hooves by Anders Askevold
Suffolk Sire, Prince Wedgewood by Frank Babbage