. Bulletin - United States National Museum. Science. Upper incisors large, the slender shafts al>out one-half as high as that of canine, projecting for- Avard and in contact with each other except at slightly diverging tips, the bases expanded posteriorly and almost or quite in contact with canines. Lower incisors subecjual. lufid. much ex- ceeded in height by cin- guluin of canines, be- neath which they are crowded in a nearly semicircular row. Ca- nines large and strong but not peculiar in form, the upper with sluillow longitudinal groove on anterior face and dis- tinctly flattened or con
. Bulletin - United States National Museum. Science. Upper incisors large, the slender shafts al>out one-half as high as that of canine, projecting for- Avard and in contact with each other except at slightly diverging tips, the bases expanded posteriorly and almost or quite in contact with canines. Lower incisors subecjual. lufid. much ex- ceeded in height by cin- guluin of canines, be- neath which they are crowded in a nearly semicircular row. Ca- nines large and strong but not peculiar in form, the upper with sluillow longitudinal groove on anterior face and dis- tinctly flattened or con- cave on inner side, the lower with their bases almost in contact (less closely approxi- mated in the smaller species). First u])per premolar ipin -) small. I)ut usually well formed and not deciduous (though absent in only known specimen of E. mfnirus) either crowded between canine and second premolar (pm *) or forced outward from the tooth row when the two large teeth are in contact: posterior j^remolar normal, its 25733—No. 57—07 m 17. 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 United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience
