An illustration from The Osteology of the Reptiles depicting the skull of Peloneustes in dorsal view. This has been extracted from the original image and rotated for usage in cladograms.
Illustration of cervical vertebrae, with intercentra, of Ophiacodon, from The Osteology of the Reptiles (1925)
Illustration of Ophiacodon: proatlas, axis, and ribs (from side) from The Osteology of the Reptiles (1925)
Illustration of Dimetrodon and Sphenacodon vertebrae from The Osteology of the Reptiles (1925)
Illustration of atlas, axis, and ribs (from various groups of reptiles) from The Osteology of the Reptiles (1925)
Illustration of atlas and axis of Diplodocus (from side) from The Osteology of the Reptiles (1925)
Illustration of Ophiacodon mirus vertebrae (from side) from The Osteology of the Reptiles (1925)
Illustration of Macrochelys sacrum and caudal vertebrae (from below) from The Osteology of the Reptiles (1925)
Illustration of Varanosaurus sacrum and tail vertebrae (from side) from The Osteology of the Reptiles (1925)
Illustration of Cricosaurus tail, scapula, and coracoid from The Osteology of the Reptiles (1925)
Illustration of vertebrae and ribs of various reptile groups from The Osteology of the Reptiles (1925) FiG. 86. Vertebrae and ribs: A, Clidastes (Mosasauria), posterior cervical vertebra, from behind; B, Cymb More
Illustration of Thalattosaurus vertebra (from side) from The Osteology of the Reptiles (1925)
Illustration of phytosaur dorsal vertebra (from side) from The Osteology of the Reptiles (1925)
Illustration of Polycotylus (plesiosaur) cervical and dorsal vertebrae from The Osteology of the Reptiles (1925)
Illustration of Gavialis cervical and dorsal vertebrae from The Osteology of the Reptiles (1925)
Illustration of Proganochelys (Chelonia), inner side of carapace, from The Osteology of the Reptiles (1925)
Illustration of Cynognathus posterior dorsal vertebrae (from above) from The Osteology of the Reptiles (1925)
Illustration of Diadectes sacral vertebra (from front) from The Osteology of the Reptiles (1925)
Illustration of sternum and parasternum of Theropleura, Sphenodon, Champsosaurus, Lystrosaurus, and Nyctosaurus from The Osteology of the Reptiles (1925)
Illustration of Diadectes pectoral girdle (right side) from The Osteology of the Reptiles (1925)
Illustration of pectoral girdle of Cacops, Seymouria, Diadectes, and Varanops from The Osteology of the Reptiles (1925)
Illustration of Ophiacodon clavicles and interclavicle from The Osteology of the Reptiles (1925)
Illustration of Edaphosaurus novomexicanus pectoral girdle from The Osteology of the Reptiles (1925)
Illustration of Proganochelys pectoral girdle from The Osteology of the Reptiles (1925)
Illustration of pectoral girdles of Iguana and Zonosaurus from The Osteology of the Reptiles (1925)
Illustration of Nothosaurus pectoral girdle from The Osteology of the Reptiles (1925)
Illustration of Trinacromerum pectoral girdle (from above) from The Osteology of the Reptiles (1925)
Illustration of Ophthalmosaurus pectoral girdle from The Osteology of the Reptiles (1925)
Illustration of Champsosaurus pectoral girdle from The Osteology of the Reptiles (1925)
Illustration of Pantylus interclavicle and coracoid from The Osteology of the Reptiles (1925)
Illustration of Dimetrodon scapula, coracoid, and metacoracoid from The Osteology of the Reptiles (1925)
Illustration of pectoral girdles of Galeops, Galechirus, Galepus, and Moschops from The Osteology of the Reptiles (1925)
Illustration of Eryops pectoral girdle from The Osteology of the Reptiles (1925)
Illustration of pectoral girdless of Nyctosaurus, Testudo, and Proganochelys from The Osteology of the Reptiles (1925)
Illustration of a pectoral girdle (in part) and front paddles of a juvenile elasmosaurid originally assigned to Elasmosaurus serpentinus (now Styxosaurus), which may be unidentifiable to the genus level. From More
Illustration of Pantylus skull (from side) from The Osteology of the Reptiles (1925)
Illustration of Rutiodon carolinensis scapula and coracoid from The Osteology of the Reptiles (1925)
Illustration of Gavialis scapula and coracoid from The Osteology of the Reptiles (1925)
Illustration of pectoral girdles of Gorgosaurus, Allosaurus, Triceratops, and Camarasaurus from The Osteology of the Reptiles (1925)
Illustration of pelvic girdles: Cacops, Seymouria, and Varanops from The Osteology of the Reptiles (1925)
Illustration of Limnoscelis pelvis (from below) from The Osteology of the Reptiles (1925)
Illustration of Limnoscelis pelvis (from side) from The Osteology of the Reptiles (1925)
Illustration of Ophiacodon pelvis from The Osteology of the Reptiles (1925)
Illustration of pelves and sacrum of Varanus, Erythrosuchus, Rutiodon, and Nyctosaurus from The Osteology of the Reptiles (1925)
Illustration of pelves of Galechirus, Diademodon, and Galepus from The Osteology of the Reptiles (1925)
Illustration of pelvis and sacrum of Iguana and Dicynodon from The Osteology of the Reptiles (1925)
Illustration of Alligator pelvic girdle and sternum from The Osteology of the Reptiles (1925)
Illustration of dinosaur pelves of Ceratosaurus, Apatosaurus, Triceratops, Stegosaurus, and Edmontosaurus from The Osteology of the Reptiles (1925)
Illustration of Platecarpus pelvis (from below) from The Osteology of the Reptiles (1925)
Illustration of Nothosaurus pelvis from The Osteology of the Reptiles (1925)
Illustration of Dolichorhynchops pelvic girdle (from above) from The Osteology of the Reptiles (1925)
Illustration of Styxosaurus pelvic girdle from The Osteology of the Reptiles (1925)
Illustration of Testudo pelvis (from below and from side) from The Osteology of the Reptiles (1925)
Illustration of Captorhinus skeleton (from below) from The Osteology of the Reptiles (1925)
Illustration of Edaphosaurus humerus and femur from The Osteology of the Reptiles (1925)
Illustration of Seymouria humerus, femur, and tibia from The Osteology of the Reptiles (1925)
Illustration of Pantylus skull (from above) from The Osteology of the Reptiles (1925)
Illustration of Ophiacodon left humerus, ulna, and carpus from The Osteology of the Reptiles (1925)
Illustration of femora of Moschops, Aelurosaurus, and Cynognathus (proximal, dorsal, and ventral views) from The Osteology of the Reptiles (1925)
Illustration of Camptosaurus right femur from The Osteology of the Reptiles (1925)
Illustration of Limnoscelis left foreleg from The Osteology of the Reptiles (1925)
Illustration of Ophiacodon anterior extremity from The Osteology of the Reptiles (1925)
Illustration of limbs of Varanops and Casea from The Osteology of the Reptiles (1925)
Illustration of Eryops left foreleg from The Osteology of the Reptiles (1925)
Illustration of Pantylus skull (left temporal region) from The Osteology of the Reptiles (1925)
Illustration of Galechirus, Galesphyrus, and Broomia limb bones from The Osteology of the Reptiles (1925)
Illustration of limbs of Theriodesmus, Scymnognathus, Protorosaurus, Araeoscelis, and Sceloporus from The Osteology of the Reptiles (1925)
Illustration of linms from Sphenodon, Homoeosaurus, and Pleurosaurus from The Osteology of the Reptiles (1925)
Illustration of Alligator, Alligatorellus, and Amblyrhynchus limbs from The Osteology of the Reptiles (1925)
Illustration of Dinosaur pedes (feet) from The Osteology of the Reptiles (1925)
Illustration of pterosaur limbs: Pterodactylus and Rhamphorhynchus from The Osteology of the Reptiles (1925)
Illustration of Chameleonidae limbs from The Osteology of the Reptiles (1925)
Illustration of Thalassochelys right front and hind legs from The Osteology of the Reptiles (1925)
Illustration of Testudo front leg and hind foot from The Osteology of the Reptiles (1925)
Illustration of Clidastes left front paddle from The Osteology of the Reptiles (1925)
Illustration of Platecarpus right front paddle from The Osteology of the Reptiles (1925)
Illustration of Tylosaurus left front paddle from The Osteology of the Reptiles (1925)
Illustration of Lariosaurus limbs from The Osteology of the Reptiles (1925)
Illustration of Geosaurus left front and hind legs from The Osteology of the Reptiles (1925)
Illustration of Acheloma and Tuditanus limbs from The Osteology of the Reptiles (1925)
Illustration of Ophiacodon right hind leg from The Osteology of the Reptiles (1925)
Illustration of Mesosaurus and Sauranodon limbs The Osteology of the Reptiles (1925)
Illustration of limbs and feet of Chelonia from The Osteology of the Reptiles (1925)
Illustration of limbs of Araeoscelis, Hallopus, and Pteranodon from The Osteology of the Reptiles (1925)
Illustration of assorted dinosaur feet from The Osteology of the Reptiles (1925)
Illustration of crocodilian limbs (Alligator & Alligatorellus) from The Osteology of the Reptiles (1925)
Illustration of limbs of aquatic reptiles: Platecarpus and Clidastes (Mosasauria), Ophthalmosaurus and Platypterygius (Ichthyosauria) from The Osteology of the Reptiles (1925)
Illustration of Meyerasaurus and Trinacromerum paddles (plesiosaurs) from The Osteology of the Reptiles (1925)
Illustration of Pantylus skull (from below) from The Osteology of the Reptiles (1925)
Illustration of tetrapod phylogeny The Osteology of the Reptiles (1925)
Illustration of Pantylus skull (left quadrate region) from The Osteology of the Reptiles (1925)
Illustration of Tuditanus fossil from The Osteology of the Reptiles (1925)
Illustration of Diasparactus and Seymouria from The Osteology of the Reptiles (1925)
Illustration of Labidosaurus skeleton from The Osteology of the Reptiles (1925)
Illustration of Limnoscelis skeleton from The Osteology of the Reptiles (1925)
Illustration of Labidosaurus hamatus skull (portions from various angles) from The Osteology of the Reptiles (1925)
Illustration of Labidosaurus hamatus skull (from behind) from The Osteology of the Reptiles (1925)
Illustration of Sphenacodon skeleton from The Osteology of the Reptiles (1925)
Illustration of Dimetrodon skeleton and life restoration from The Osteology of the Reptiles (1925)
Illustration of Edaphosaurus skeleton from The Osteology of the Reptiles (1925)