. Carnegie Institution of Washington publication. SUPPOSED MICROSAURIAN SPECIES OF UNCERTAIN RELATIONSHIP. 177 Amblyodon problematicum Dawson. DAWSON, Phil. Trans. Roy. Soc. London, pt. n, p. 644, pi. 40, figs. 57 to 61, 1882. Type: Specimen No. 3061-10, Peter Redpath Museum, McGill University. Horizon and locality: Coal Measures of Nova Scotia. A fragment of a jaw I cm. in length has 10 cylindrical teeth, simple and smooth, with large pulp cavities and rounded regularly at the apices. With these are 4 vertebrae of the usual type, measuring together i cm. Fragments of cranial bones also occur
. Carnegie Institution of Washington publication. SUPPOSED MICROSAURIAN SPECIES OF UNCERTAIN RELATIONSHIP. 177 Amblyodon problematicum Dawson. DAWSON, Phil. Trans. Roy. Soc. London, pt. n, p. 644, pi. 40, figs. 57 to 61, 1882. Type: Specimen No. 3061-10, Peter Redpath Museum, McGill University. Horizon and locality: Coal Measures of Nova Scotia. A fragment of a jaw I cm. in length has 10 cylindrical teeth, simple and smooth, with large pulp cavities and rounded regularly at the apices. With these are 4 vertebrae of the usual type, measuring together i cm. Fragments of cranial bones also occur and are obscurely pitted. There is also what seems to be the shaft of a limb bone and a few oval scales. A flat and some- FlG dements of Amblyodon sp. what rhombic bone, with a style at one side, from the Coal Measures of Nova Scotia. a, tooth, X 25; b, section of tooth, X 25; may possibly be a thoracic plate or possibly a d, fragment of thoracic plate;/, shaft of . 1 limb bone; e, rib. parasphenoid. The material is too scanty for any satisfactory description of this animal, but it is provisionally named Amblyodon 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 Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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