. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. IGUANODONTIDiE. 201 lateral ridges also serrated. Ilium (fig. 46) with postacetabular portion tapering to a point; ischium very long and slender, with short head, small notch between latter and obturator process, and shaft twisted, with small distal expansion; pubis shorter thau ischium. Iguanodon bernissartensis, Boulcnger1. Syn. Iguanodon seelyi, Hulke2. (?) Streptospondylus major, Owen3. Larger and stouter than type species; typically tota
. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. IGUANODONTIDiE. 201 lateral ridges also serrated. Ilium (fig. 46) with postacetabular portion tapering to a point; ischium very long and slender, with short head, small notch between latter and obturator process, and shaft twisted, with small distal expansion; pubis shorter thau ischium. Iguanodon bernissartensis, Boulcnger1. Syn. Iguanodon seelyi, Hulke2. (?) Streptospondylus major, Owen3. Larger and stouter than type species; typically total length from 8,000 to 10,000 (33 feet)4. Cranium (fig. 40) 0,650 in length, relatively broad; nares shorter and wider than in I. mantelli, their Fig-. Iguanodon bernissartensis.—The skeleton ; from the Wealden of Belgium. About TV- The scale indicates metres. (Reduced from the figure published by M. L. Dollo, Bull. Mus. Boy. Hist. Nat. Belg. 1883, t. ii. pi. v.) length being one third that of the mandible; orbit with vertical diameter longer than transverse; supratemporal fossa broad and angulated. Anterior dorsal vertebrae with very tall arches, in which 1 Bull. Ac. R. Bclg. ser. 3, vol. i. p. (50(5 (1881). 2 Quart. Journ. Geol. Soc. vol. xxxviii. p. 135 (1882). 3 Eep. Brit. Assoc, for 1841, p. 91 (1842). 4 Some of the following dimensions arc exceeded by specimens in the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). Dept. of Geology; Lydekker, Richard, 1849-1915. London, Printed by order of the Trustees
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