. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. pitvai Argillochelys antiqua.—Frontal aspect of the cranium and ventral aspect of the mandible; from the London Clay of Sheppey. \. pmx, premaxilla ; mx, maxilla; qj, quadratojugal; prf, prefrontal;^, frontal; ptf, post- frontal ; par, parietal. The sharp lines indicate the boundaries of the epidermal shields, of which the names are given in fig. 11; the occipital shield is confluent with the interparietal. 37213. A smaller cranium ; from She
. Catalogue of the fossil Reptilia and Amphibia in the British Museum (Natural history) ... By Richard Lydekker ... Reptiles, Fossil; Amphibians, Fossil. pitvai Argillochelys antiqua.—Frontal aspect of the cranium and ventral aspect of the mandible; from the London Clay of Sheppey. \. pmx, premaxilla ; mx, maxilla; qj, quadratojugal; prf, prefrontal;^, frontal; ptf, post- frontal ; par, parietal. The sharp lines indicate the boundaries of the epidermal shields, of which the names are given in fig. 11; the occipital shield is confluent with the interparietal. 37213. A smaller cranium ; from Sheppey. The greater part of the palate is concealed by matrix; but the palatal ridges separated by a median groove are visible, and correspond in general characters with those of A. cuneiceps. Bowerbaiik Collection. R. 1364. A skull agreeing in size with the preceding, and probably belonging to the same species; from the Red Crag of Suffolk, and derived from the London Clay. Most of the outer bones have been removed, leaving a hard cast of the hollows of the skull. Harford Collection. Purchased, 1888. R. 1364 a. A larger skull in a similar condition, probably belonging either to this or the next species; from the Red Crag. Harford 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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